PDB Short entry for 3MRD
HEADER    IMMUNE SYSTEM                           29-APR-10   3MRD              
TITLE     CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2 MOLECULE COMPLEXED WITH HCMV  
TITLE    2 PP65-495-503 NONAPEPTIDE V6G VARIANT                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN;   
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: HLA-A*0201 ALPHA CHAIN, UNP RESIUDE 25-300;                
COMPND   5 SYNONYM: MHC CLASS I ANTIGEN A*2;                                    
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES;                                                       
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: BETA-2-MICROGLOBULIN;                                      
COMPND  10 CHAIN: B;                                                            
COMPND  11 SYNONYM: BETA-2-MICROGLOBULIN FORM PI 5.3;                           
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: 9-MERIC PEPTIDE FROM TEGUMENT PROTEIN PP65;                
COMPND  15 CHAIN: P;                                                            
COMPND  16 FRAGMENT: UNP RESIDUES 495-503;                                      
COMPND  17 ENGINEERED: YES;                                                     
COMPND  18 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: HLA, HLA-A, HLAA;                                              
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: X90F LAQQ1;                                
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PHN1;                                     
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: B2M, BETA-2 MICROGLUBULIN, CDABP0092, HDCMA22P;                
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: X90F LAQQ1;                                
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PHN1;                                     
SOURCE  21 MOL_ID: 3;                                                           
SOURCE  22 SYNTHETIC: YES;                                                      
SOURCE  23 ORGANISM_SCIENTIFIC: HUMAN CYTOMEGALOVIRUS HCMV;                     
SOURCE  24 ORGANISM_COMMON: HHV-5;                                              
SOURCE  25 ORGANISM_TAXID: 10359;                                               
SOURCE  26 OTHER_DETAILS: VARIANT OF A SEQUENCE IN HUMAN CYTOMEGALOVIRUS PP65   
SOURCE  27 PROTEIN                                                              
KEYWDS    MHC CLASS I, HLA, IMMUNE SYSTEM, IMMUNE RESPONSE, NONAPEPTIDE, VIRAL  
KEYWDS   2 PEPTIDE, CYTOMEGALOVIRUS, PP65 PROTEIN                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.GRAS,J.-B.REISER,A.CHOUQUET,E.DEBEAUPUIS,K.ECHASSERIEAU,X.SAULQUIN, 
AUTHOR   2 M.BONNEVILLE,D.HOUSSET                                               
REVDAT   2   28-JAN-15 3MRD    1       JRNL   VERSN                             
REVDAT   1   25-MAY-11 3MRD    0                                                
JRNL        AUTH   J.B.REISER,F.LEGOUX,S.GRAS,E.TRUDEL,A.CHOUQUET,A.LEGER,      
JRNL        AUTH 2 M.LE GORREC,P.MACHILLOT,M.BONNEVILLE,X.SAULQUIN,D.HOUSSET    
JRNL        TITL   ANALYSIS OF RELATIONSHIPS BETWEEN PEPTIDE/MHC STRUCTURAL     
JRNL        TITL 2 FEATURES AND NAIVE T CELL FREQUENCY IN HUMANS.               
JRNL        REF    J.IMMUNOL.                    V. 193  5816 2014              
JRNL        REFN                   ISSN 0022-1767                               
JRNL        PMID   25392532                                                     
JRNL        DOI    10.4049/JIMMUNOL.1303084                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 14.93                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 46627                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.196                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.226                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 4681                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.74                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3022                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.30                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2050                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 325                          
REMARK   3   BIN FREE R VALUE                    : 0.2560                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3130                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 232                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.83                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.76                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.01000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.116         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.052         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.514         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.939                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.924                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3374 ; 0.011 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4622 ; 1.389 ; 1.925       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   426 ; 5.677 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   178 ;32.141 ;22.978       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   565 ;13.194 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    31 ;17.005 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   482 ; 0.100 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2674 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1481 ; 0.209 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2315 ; 0.305 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   242 ; 0.160 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    50 ; 0.195 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    13 ; 0.201 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2043 ; 2.694 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3241 ; 3.760 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1547 ; 3.169 ; 2.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1356 ; 4.513 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: 10 TO 20 REFINEMENT CYCLES  WITH ALL      
REMARK   3  OBSERVED REFLECTIONS WERE PERFORMED AT THE END OF THE REFINEMENT    
REMARK   3  PROCEDURE, IN ORDER TO OBTAIN THE MOST ACCURATE MODEL. RWORK AND    
REMARK   3  RFREE VALUES CORRESPONDS TO THE COORDINATES JUST BEFORE THESE       
REMARK   3  VERY LAST CYCLES.                                                   
REMARK   4                                                                      
REMARK   4 3MRD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-MAY-10.                  
REMARK 100 THE RCSB ID CODE IS RCSB058903.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-JUN-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97949                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 47219                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.4                               
REMARK 200  DATA REDUNDANCY                : 3.990                              
REMARK 200  R MERGE                    (I) : 0.08900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.4200                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37200                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 3GSO                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.71                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG 6000, 0.1M MES, 5MG/ML PROTEIN   
REMARK 280  CONC., PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       40.46000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4070 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18870 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, P                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLU A   275                                                      
REMARK 465     PRO A   276                                                      
REMARK 465     MET B     0                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    LEU B    87     O    HOH B   115              2.03            
REMARK 500   O    LEU A   266     O    HOH A   357              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   376     O    HOH A   413     2545     2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ARG A  17      122.87   -171.84                                   
REMARK 500    ASP A  29     -125.12     50.01                                   
REMARK 500    TRP B  60       -3.17     80.61                                   
REMARK 500    MET P   5     -122.78    -83.12                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3MR9   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(M5A) COMPLEX                                              
REMARK 900 RELATED ID: 3MRB   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(A7H) COMPLEX                                              
REMARK 900 RELATED ID: 3MRC   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(V6C) COMPLEX                                              
REMARK 900 RELATED ID: 3MRE   RELATED DB: PDB                                   
REMARK 900 HLA-A2/GLC COMPLEX                                                   
REMARK 900 RELATED ID: 3MRF   RELATED DB: PDB                                   
REMARK 900 HLA-A2/GLC(T4P) COMPLEX                                              
REMARK 900 RELATED ID: 3MRG   RELATED DB: PDB                                   
REMARK 900 HLA-A2/CIN COMPLEX                                                   
REMARK 900 RELATED ID: 3MRH   RELATED DB: PDB                                   
REMARK 900 HLA-A2/CIN(N3S) COMPLEX                                              
REMARK 900 RELATED ID: 3MRI   RELATED DB: PDB                                   
REMARK 900 HLA-A2/CIN(G4M-V5W) COMPLEX                                          
REMARK 900 RELATED ID: 3MRJ   RELATED DB: PDB                                   
REMARK 900 HLA-A2/CIN(V5M) COMPLEX                                              
REMARK 900 RELATED ID: 3MRK   RELATED DB: PDB                                   
REMARK 900 HLA-A2/PLF COMPLEX                                                   
REMARK 900 RELATED ID: 3MRL   RELATED DB: PDB                                   
REMARK 900 HLA-A2/CIN(C6V) COMPLEX                                              
REMARK 900 RELATED ID: 3MRM   RELATED DB: PDB                                   
REMARK 900 HLA-A2/KLV COMPLEX                                                   
REMARK 900 RELATED ID: 3MRN   RELATED DB: PDB                                   
REMARK 900 HLA-A2/LLF COMPLEX                                                   
REMARK 900 RELATED ID: 3MRO   RELATED DB: PDB                                   
REMARK 900 HLA-A2/ELA(I5W) COMPLEX                                              
REMARK 900 RELATED ID: 3MRP   RELATED DB: PDB                                   
REMARK 900 HLA-A2/ELA(I5L-L8N) COMPLEX                                          
REMARK 900 RELATED ID: 3MRQ   RELATED DB: PDB                                   
REMARK 900 HLA-A2/ELA(I5L-L8N) COMPLEX                                          
REMARK 900 RELATED ID: 3MRR   RELATED DB: PDB                                   
REMARK 900 HLA-A2/LLA COMPLEX                                                   
REMARK 900 RELATED ID: 3GSN   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV/RA14 TCR COMPLEX                                          
REMARK 900 RELATED ID: 3GSO   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV COMPLEX                                                   
REMARK 900 RELATED ID: 3GSQ   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(M5S) COMPLEX                                              
REMARK 900 RELATED ID: 3GSR   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(M5V) COMPLEX                                              
REMARK 900 RELATED ID: 3GSU   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(M5T) COMPLEX                                              
REMARK 900 RELATED ID: 3GSV   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(M5Q) COMPLEX                                              
REMARK 900 RELATED ID: 3GSW   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(T8A) COMPLEX                                              
REMARK 900 RELATED ID: 3GSX   RELATED DB: PDB                                   
REMARK 900 HLA-A2/NLV(T8V) COMPLEX                                              
DBREF  3MRD A    1   276  UNP    P01892   1A02_HUMAN      25    300             
DBREF  3MRD B    1    99  UNP    P61769   B2MG_HUMAN      21    119             
DBREF  3MRD P    1     9  UNP    Q6SW59   Q6SW59_HCMV    495    503             
SEQADV 3MRD VAL A  245  UNP  P01892    ALA   269 ENGINEERED MUTATION            
SEQADV 3MRD MET B    0  UNP  P61769              EXPRESSION TAG                 
SEQADV 3MRD GLY P    6  UNP  Q6SW59    VAL   500 ENGINEERED MUTATION            
SEQRES   1 A  276  GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SER          
SEQRES   2 A  276  ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY          
SEQRES   3 A  276  TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP          
SEQRES   4 A  276  ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP ILE          
SEQRES   5 A  276  GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR ARG          
SEQRES   6 A  276  LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP LEU          
SEQRES   7 A  276  GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY          
SEQRES   8 A  276  SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL GLY          
SEQRES   9 A  276  SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR ALA          
SEQRES  10 A  276  TYR ASP GLY LYS ASP TYR ILE ALA LEU LYS GLU ASP LEU          
SEQRES  11 A  276  ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR THR          
SEQRES  12 A  276  LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN LEU          
SEQRES  13 A  276  ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG          
SEQRES  14 A  276  ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG THR          
SEQRES  15 A  276  ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SER          
SEQRES  16 A  276  ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER PHE          
SEQRES  17 A  276  TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY          
SEQRES  18 A  276  GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG          
SEQRES  19 A  276  PRO ALA GLY ASP GLY THR PHE GLN LYS TRP VAL ALA VAL          
SEQRES  20 A  276  VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS HIS          
SEQRES  21 A  276  VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG          
SEQRES  22 A  276  TRP GLU PRO                                                  
SEQRES   1 B  100  MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG          
SEQRES   2 B  100  HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS          
SEQRES   3 B  100  TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP          
SEQRES   4 B  100  LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS          
SEQRES   5 B  100  SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU          
SEQRES   6 B  100  LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU          
SEQRES   7 B  100  TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO          
SEQRES   8 B  100  LYS ILE VAL LYS TRP ASP ARG ASP MET                          
SEQRES   1 P    9  ASN LEU VAL PRO MET GLY ALA THR VAL                          
FORMUL   4  HOH   *232(H2 O)                                                    
HELIX    1   1 ALA A   49  GLU A   55  5                                   7    
HELIX    2   2 GLY A   56  TYR A   85  1                                  30    
HELIX    3   3 ASP A  137  ALA A  150  1                                  14    
HELIX    4   4 HIS A  151  GLY A  162  1                                  12    
HELIX    5   5 GLY A  162  GLY A  175  1                                  14    
HELIX    6   6 GLY A  175  GLN A  180  1                                   6    
HELIX    7   7 GLN A  253  GLN A  255  5                                   3    
SHEET    1   A 8 GLU A  46  PRO A  47  0                                        
SHEET    2   A 8 THR A  31  ASP A  37 -1  N  ARG A  35   O  GLU A  46           
SHEET    3   A 8 ARG A  21  VAL A  28 -1  N  VAL A  28   O  THR A  31           
SHEET    4   A 8 HIS A   3  VAL A  12 -1  N  ARG A   6   O  TYR A  27           
SHEET    5   A 8 THR A  94  VAL A 103 -1  O  VAL A 103   N  HIS A   3           
SHEET    6   A 8 PHE A 109  TYR A 118 -1  O  GLN A 115   N  MET A  98           
SHEET    7   A 8 LYS A 121  LEU A 126 -1  O  LEU A 126   N  HIS A 114           
SHEET    8   A 8 TRP A 133  ALA A 135 -1  O  THR A 134   N  ALA A 125           
SHEET    1   B 4 LYS A 186  ALA A 193  0                                        
SHEET    2   B 4 GLU A 198  PHE A 208 -1  O  TRP A 204   N  HIS A 188           
SHEET    3   B 4 PHE A 241  PRO A 250 -1  O  VAL A 245   N  CYS A 203           
SHEET    4   B 4 THR A 228  LEU A 230 -1  N  GLU A 229   O  ALA A 246           
SHEET    1   C 4 LYS A 186  ALA A 193  0                                        
SHEET    2   C 4 GLU A 198  PHE A 208 -1  O  TRP A 204   N  HIS A 188           
SHEET    3   C 4 PHE A 241  PRO A 250 -1  O  VAL A 245   N  CYS A 203           
SHEET    4   C 4 ARG A 234  PRO A 235 -1  N  ARG A 234   O  GLN A 242           
SHEET    1   D 4 GLU A 222  GLN A 224  0                                        
SHEET    2   D 4 THR A 214  ARG A 219 -1  N  ARG A 219   O  GLU A 222           
SHEET    3   D 4 TYR A 257  GLN A 262 -1  O  HIS A 260   N  THR A 216           
SHEET    4   D 4 LEU A 270  LEU A 272 -1  O  LEU A 272   N  CYS A 259           
SHEET    1   E 4 LYS B   6  SER B  11  0                                        
SHEET    2   E 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3   E 4 PHE B  62  PHE B  70 -1  O  TYR B  66   N  CYS B  25           
SHEET    4   E 4 GLU B  50  HIS B  51 -1  N  GLU B  50   O  TYR B  67           
SHEET    1   F 4 LYS B   6  SER B  11  0                                        
SHEET    2   F 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3   F 4 PHE B  62  PHE B  70 -1  O  TYR B  66   N  CYS B  25           
SHEET    4   F 4 SER B  55  PHE B  56 -1  N  SER B  55   O  TYR B  63           
SHEET    1   G 4 GLU B  44  ARG B  45  0                                        
SHEET    2   G 4 GLU B  36  LYS B  41 -1  N  LYS B  41   O  GLU B  44           
SHEET    3   G 4 TYR B  78  ASN B  83 -1  O  ARG B  81   N  ASP B  38           
SHEET    4   G 4 LYS B  91  LYS B  94 -1  O  LYS B  91   N  VAL B  82           
SSBOND   1 CYS A  101    CYS A  164                          1555   1555  2.01  
SSBOND   2 CYS A  203    CYS A  259                          1555   1555  2.05  
SSBOND   3 CYS B   25    CYS B   80                          1555   1555  2.01  
CISPEP   1 GLY A    1    SER A    2          0        -0.85                     
CISPEP   2 TYR A  209    PRO A  210          0         1.26                     
CISPEP   3 HIS B   31    PRO B   32          0        -0.19                     
CRYST1   53.140   80.920   56.200  90.00 112.41  90.00 P 1 21 1      2          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.018818  0.000000  0.007761        0.00000                         
SCALE2      0.000000  0.012358  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019248        0.00000