PDB Short entry for 1K2D HEADER IMMUNE SYSTEM 26-SEP-01 1K2D TITLE CRYSTAL STRUCTURE OF THE AUTOIMMUNE MHC CLASS II I-AU COMPLEXED WITH TITLE 2 MYELIN BASIC PROTEIN 1-11 AT 2.2A CAVEAT 1K2D NAG A 501 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, A-U ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: EXTRACELLULAR ALPHA-1 AND ALPHA-2 DOMAINS; COMPND 5 SYNONYM: MHC CLASS II I-AU; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, A-U BETA CHAIN; COMPND 9 CHAIN: B; COMPND 10 FRAGMENT: EXTRACELLULAR BETA-1 AND BETA-2 DOMAINS; COMPND 11 SYNONYM: MHC CLASS II I-AU; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: MYELIN BASIC PROTEIN PEPTIDE WITH 8 RESIDUE LINKER PEPTIDE; COMPND 15 CHAIN: P; COMPND 16 FRAGMENT: 11 RESIDUE PEPTIDE WITH 8 RESIDUE LINKER PEPTIDE; COMPND 17 SYNONYM: MBP PEPTIDE; COMPND 18 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 EXPRESSION_SYSTEM: DROSOPHILA MELANOGASTER; SOURCE 6 EXPRESSION_SYSTEM_COMMON: FRUIT FLY; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7227; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 10 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 11 ORGANISM_TAXID: 10090; SOURCE 12 EXPRESSION_SYSTEM: DROSOPHILA MELANOGASTER; SOURCE 13 EXPRESSION_SYSTEM_COMMON: FRUIT FLY; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 7227; SOURCE 15 MOL_ID: 3; SOURCE 16 SYNTHETIC: YES; SOURCE 17 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE SOURCE 18 OF THE MBP PORTION OF THE PEPTIDE IS NATURALLY FOUND IN HOMO SAPIENS SOURCE 19 (HUMAN). KEYWDS MHC CLASS II, I-AU, H-2U, AUTOIMMUNE DISEASE, UNIQUE REGISTER, KEYWDS 2 EXPERIMENTAL AUTOIMMUNE ENCEPHALOMYELITIS, MYELIN BASIC PROTEIN, KEYWDS 3 IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR X.L.HE,C.RADU,E.S.WARD,K.C.GARCIA REVDAT 5 21-DEC-22 1K2D 1 SEQADV HETSYN REVDAT 4 29-JUL-20 1K2D 1 CAVEAT COMPND REMARK SEQADV REVDAT 4 2 1 HET HETNAM FORMUL LINK REVDAT 4 3 1 SITE ATOM REVDAT 3 13-JUL-11 1K2D 1 VERSN REVDAT 2 24-FEB-09 1K2D 1 VERSN REVDAT 1 04-MAR-03 1K2D 0 JRNL AUTH X.L.HE,C.RADU,J.SIDNEY,A.SETTE,E.S.WARD,K.C.GARCIA JRNL TITL STRUCTURAL SNAPSHOT OF ABERRANT ANTIGEN PRESENTATION LINKED JRNL TITL 2 TO AUTOIMMUNITY: THE IMMUNODOMINANT EPITOPE OF MBP COMPLEXED JRNL TITL 3 WITH I-AU JRNL REF IMMUNITY V. 17 83 2002 JRNL REFN ISSN 1074-7613 JRNL PMID 12150894 JRNL DOI 10.1016/S1074-7613(02)00340-0 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 26276 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 SET) : 0.248 REMARK 3 FREE R VALUE : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1268 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.30 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3230 REMARK 3 BIN FREE R VALUE : 0.3540 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 188 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.029 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3105 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 42 REMARK 3 SOLVENT ATOMS : 450 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.58500 REMARK 3 B22 (A**2) : 1.87600 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) : -4.46200 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.36 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.39 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.41 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K2D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-01. REMARK 100 THE DEPOSITION ID IS D_1000014473. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-NOV-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26280 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 5.60 REMARK 200 R MERGE FOR SHELL (I) : 0.44800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.600 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 1IAKJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPEG 5000, SODIUM CHLORIDE, CITRATE, REMARK 280 PH 5.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 296K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.42000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.42000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 49.57500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 55.29500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 49.57500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 55.29500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 47.42000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 49.57500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 55.29500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 47.42000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 49.57500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 55.29500 REMARK 290 SMTRY3 8 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: 7810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18730 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 HIS A -6 REMARK 465 SER A -5 REMARK 465 ARG A -4 REMARK 465 GLY A -3 REMARK 465 GLU A -2 REMARK 465 ASP A -1 REMARK 465 ASP A 0 REMARK 465 GLY B 1 REMARK 465 ASP B 2 REMARK 465 SER B 3 REMARK 465 GLU B 4 REMARK 465 HIS P -4 REMARK 465 ARG P 9 REMARK 465 HIS P 10 REMARK 465 GLY P 11 REMARK 465 THR P 12 REMARK 465 GLY P 13 REMARK 465 SER P 14 REMARK 465 GLY P 15 REMARK 465 SER P 16 REMARK 465 GLY P 17 REMARK 465 SER P 18 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG P -2 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG P 5 NE - CZ - NH1 ANGL. DEV. = -3.8 DEGREES 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 PRO A 115 61.61 -65.17 REMARK 500 PRO A 180 95.62 -62.31 REMARK 500 THR B 21 50.08 -94.59 REMARK 500 GLN B 22 -71.76 -97.32 REMARK 500 ASN B 33 -123.22 60.14 REMARK 500 ARG B 34 50.11 -115.40 REMARK 500 TYR B 37 -13.19 -141.11 REMARK 500 PRO B 56 -8.49 -54.86 REMARK 500 ALA B 58 -88.96 -31.22 REMARK 500 TYR B 67 33.03 -151.38 REMARK 500 VAL B 78 -76.36 -117.88 REMARK 500 CYS B 79 -85.72 -50.52 REMARK 500 THR B 89 -91.79 -123.67 REMARK 500 ASN B 110 6.39 -165.85 REMARK 500 ASN B 113 -164.67 -128.15 REMARK 500 PRO B 124 -179.87 -69.60 REMARK 500 VAL B 140 -73.78 -143.13 REMARK 500 PRO B 183 160.41 -47.74 REMARK 500 GLN P 3 126.61 -35.18 REMARK 500 SER P 7 -159.88 -72.25 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE C-TERMINUS OF THE MBP PEPTIDE IS LINKED REMARK 999 TO A SYNTHETIC LINKER PEPTIDE, AND ARE LISTED IN REMARK 999 THE SEQRES AS CHAIN ID P. THE C-TERMINUS OF THE REMARK 999 LINKER PEPTIDE IS LINKED TO THE N-TERMINUS OF REMARK 999 THE BETA CHAIN. THE LINKER PEPTIDE WAS NOT SEEN REMARK 999 IN THE ELECTRON DENSITY. DBREF 1K2D A 4 181 UNP P14438 HA2U_MOUSE 1 179 DBREF 1K2D B 1 190 UNP P06344 HB2U_MOUSE 28 216 DBREF 1K2D P 0 10 GB 14763906 XP_040888 1 11 SEQADV 1K2D HIS A -6 UNP P14438 CLONING ARTIFACT SEQADV 1K2D SER A -5 UNP P14438 CLONING ARTIFACT SEQADV 1K2D ARG A -4 UNP P14438 CLONING ARTIFACT SEQADV 1K2D GLY A -3 UNP P14438 CLONING ARTIFACT SEQADV 1K2D GLU A -2 UNP P14438 CLONING ARTIFACT SEQADV 1K2D ASP A -1 UNP P14438 CLONING ARTIFACT SEQADV 1K2D ASP A 0 UNP P14438 CLONING ARTIFACT SEQADV 1K2D ILE A 1 UNP P14438 CLONING ARTIFACT SEQADV 1K2D GLU A 2 UNP P14438 CLONING ARTIFACT SEQADV 1K2D ALA A 3 UNP P14438 CLONING ARTIFACT SEQADV 1K2D HIS P -4 GB 14763906 CLONING ARTIFACT SEQADV 1K2D SER P -3 GB 14763906 CLONING ARTIFACT SEQADV 1K2D ARG P -2 GB 14763906 CLONING ARTIFACT SEQADV 1K2D GLY P -1 GB 14763906 CLONING ARTIFACT SEQADV 1K2D GLY P 0 GB 14763906 MET 1 CONFLICT SEQADV 1K2D GLY P 11 GB 14763906 LINKER SEQADV 1K2D THR P 12 GB 14763906 LINKER SEQADV 1K2D GLY P 13 GB 14763906 LINKER SEQADV 1K2D SER P 14 GB 14763906 LINKER SEQADV 1K2D GLY P 15 GB 14763906 LINKER SEQADV 1K2D SER P 16 GB 14763906 LINKER SEQADV 1K2D GLY P 17 GB 14763906 LINKER SEQADV 1K2D SER P 18 GB 14763906 LINKER SEQRES 1 A 189 HIS SER ARG GLY GLU ASP ASP ILE GLU ALA ASP HIS VAL SEQRES 2 A 189 GLY SER TYR GLY ILE VAL VAL TYR GLN SER PRO GLY ASP SEQRES 3 A 189 ILE GLY GLN TYR THR PHE GLU PHE ASP GLY ASP GLU LEU SEQRES 4 A 189 PHE TYR VAL ASP LEU ASP LYS LYS GLU THR ILE TRP MET SEQRES 5 A 189 LEU PRO GLU PHE ALA GLN LEU ARG SER PHE ASP PRO GLN SEQRES 6 A 189 GLY GLY LEU GLN ASN ILE ALA THR GLY LYS HIS ASN LEU SEQRES 7 A 189 GLY VAL LEU THR LYS ARG SER ASN SER THR PRO ALA THR SEQRES 8 A 189 ASN GLU ALA PRO GLN ALA THR VAL PHE PRO LYS SER PRO SEQRES 9 A 189 VAL LEU LEU GLY GLN PRO ASN THR LEU ILE CYS PHE VAL SEQRES 10 A 189 ASP ASN ILE PHE PRO PRO VAL ILE ASN ILE THR TRP LEU SEQRES 11 A 189 ARG ASN SER LYS SER VAL ALA ASP GLY VAL TYR GLU THR SEQRES 12 A 189 SER PHE PHE VAL ASN ARG ASP TYR SER PHE HIS LYS LEU SEQRES 13 A 189 SER TYR LEU THR PHE ILE PRO SER ASP ASP ASP ILE TYR SEQRES 14 A 189 ASP CYS LYS VAL GLU HIS TRP GLY LEU GLU GLU PRO VAL SEQRES 15 A 189 LEU LYS HIS TRP GLU PRO GLU SEQRES 1 B 189 GLY ASP SER GLU ARG HIS PHE VAL VAL GLN PHE GLN PRO SEQRES 2 B 189 PHE CYS TYR PHE THR ASN GLY THR GLN ARG ILE ARG TYR SEQRES 3 B 189 VAL THR ARG TYR ILE TYR ASN ARG GLU GLU TYR LEU ARG SEQRES 4 B 189 PHE ASP SER ASP VAL GLY GLU TYR ARG ALA VAL THR GLU SEQRES 5 B 189 LEU GLY ARG PRO ASP ALA GLU TYR TYR ASN LYS GLN TYR SEQRES 6 B 189 LEU GLU ARG THR ARG ALA GLU LEU ASP THR VAL CYS ARG SEQRES 7 B 189 TYR ASN TYR GLU GLU THR GLU VAL PRO THR SER LEU ARG SEQRES 8 B 189 ARG LEU GLU GLN PRO ASN VAL VAL ILE SER LEU SER ARG SEQRES 9 B 189 THR GLU ALA LEU ASN HIS HIS ASN THR LEU VAL CYS SER SEQRES 10 B 189 VAL THR ASP PHE TYR PRO ALA LYS ILE LYS VAL ARG TRP SEQRES 11 B 189 PHE ARG ASN GLY GLN GLU GLU THR VAL GLY VAL SER SER SEQRES 12 B 189 THR GLN LEU ILE ARG ASN GLY ASP TRP THR PHE GLN VAL SEQRES 13 B 189 LEU VAL MET LEU GLU MET THR PRO ARG ARG GLY GLU VAL SEQRES 14 B 189 TYR THR CYS HIS VAL GLU HIS PRO SER LEU LYS SER PRO SEQRES 15 B 189 ILE THR VAL GLU TRP ARG ALA SEQRES 1 P 23 HIS SER ARG GLY GLY ALA SER GLN TYR ARG PRO SER GLN SEQRES 2 P 23 ARG HIS GLY THR GLY SER GLY SER GLY SER MODRES 1K2D ASN A 78 ASN GLYCOSYLATION SITE MODRES 1K2D ASN A 118 ASN GLYCOSYLATION SITE MODRES 1K2D ASN B 19 ASN GLYCOSYLATION SITE HET NAG A 501 14 HET NAG A 502 14 HET NAG B 503 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 4 NAG 3(C8 H15 N O6) FORMUL 7 HOH *450(H2 O) HELIX 1 1 LEU A 45 LEU A 51 5 7 HELIX 2 2 ASP A 55 SER A 77 1 23 HELIX 3 3 THR B 51 PRO B 56 5 6 HELIX 4 4 ASP B 57 VAL B 78 1 20 HELIX 5 5 VAL B 78 THR B 85 1 9 SHEET 1 A 8 GLU A 40 TRP A 43 0 SHEET 2 A 8 ASP A 29 ASP A 35 -1 N ASP A 35 O GLU A 40 SHEET 3 A 8 ILE A 19 PHE A 26 -1 N PHE A 24 O LEU A 31 SHEET 4 A 8 HIS A 5 SER A 15 -1 N GLN A 14 O ILE A 19 SHEET 5 A 8 PHE B 7 PHE B 17 -1 O CYS B 15 N GLY A 7 SHEET 6 A 8 ARG B 25 TYR B 32 -1 O ILE B 31 N GLN B 10 SHEET 7 A 8 GLU B 35 ASP B 41 -1 O TYR B 37 N TYR B 30 SHEET 8 A 8 TYR B 47 ALA B 49 -1 O ARG B 48 N ARG B 39 SHEET 1 B 4 GLN A 88 PRO A 93 0 SHEET 2 B 4 ASN A 103 ILE A 112 -1 O ASP A 110 N GLN A 88 SHEET 3 B 4 PHE A 145 PHE A 153 -1 O LEU A 151 N LEU A 105 SHEET 4 B 4 VAL A 132 GLU A 134 -1 N TYR A 133 O TYR A 150 SHEET 1 C 4 GLN A 88 PRO A 93 0 SHEET 2 C 4 ASN A 103 ILE A 112 -1 O ASP A 110 N GLN A 88 SHEET 3 C 4 PHE A 145 PHE A 153 -1 O LEU A 151 N LEU A 105 SHEET 4 C 4 PHE A 138 VAL A 139 -1 N PHE A 138 O HIS A 146 SHEET 1 D 4 LYS A 126 VAL A 128 0 SHEET 2 D 4 ASN A 118 ARG A 123 -1 N ARG A 123 O LYS A 126 SHEET 3 D 4 TYR A 161 GLU A 166 -1 O LYS A 164 N THR A 120 SHEET 4 D 4 VAL A 174 TRP A 178 -1 O TRP A 178 N TYR A 161 SHEET 1 E 4 ASN B 98 LEU B 103 0 SHEET 2 E 4 ASN B 113 PHE B 122 -1 O VAL B 116 N SER B 102 SHEET 3 E 4 PHE B 155 MET B 163 -1 O LEU B 161 N LEU B 115 SHEET 4 E 4 VAL B 142 SER B 144 -1 N SER B 143 O MET B 160 SHEET 1 F 4 ASN B 98 LEU B 103 0 SHEET 2 F 4 ASN B 113 PHE B 122 -1 O VAL B 116 N SER B 102 SHEET 3 F 4 PHE B 155 MET B 163 -1 O LEU B 161 N LEU B 115 SHEET 4 F 4 ILE B 148 ARG B 149 -1 N ILE B 148 O GLN B 156 SHEET 1 G 4 GLN B 136 GLU B 137 0 SHEET 2 G 4 LYS B 128 ARG B 133 -1 N ARG B 133 O GLN B 136 SHEET 3 G 4 VAL B 170 GLU B 176 -1 O HIS B 174 N ARG B 130 SHEET 4 G 4 ILE B 184 ARG B 189 -1 O TRP B 188 N TYR B 171 SSBOND 1 CYS A 107 CYS A 163 1555 1555 2.04 SSBOND 2 CYS B 15 CYS B 79 1555 1555 2.04 SSBOND 3 CYS B 117 CYS B 173 1555 1555 2.02 LINK ND2 ASN A 78 C1 NAG A 501 1555 1555 1.45 LINK ND2 ASN A 118 C1 NAG A 502 1555 1555 1.45 LINK ND2 ASN B 19 C1 NAG B 503 1555 1555 1.45 CISPEP 1 SER A 15 PRO A 16 0 -0.41 CISPEP 2 PHE A 113 PRO A 114 0 -0.28 CISPEP 3 TYR B 123 PRO B 124 0 0.62 CRYST1 99.150 110.590 94.840 90.00 90.00 90.00 C 2 2 21 8 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 0.010086 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009042 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010544 0.00000