PDB Short entry for 2J8B HEADER LIPID BINDING PROTEIN 24-OCT-06 2J8B TITLE HIGH RESOLUTION STRUCTURE OF HUMAN CD59 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CD59 GLYCOPROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: MATURE POLYPEPTIDE, RESIDUES 26-103; COMPND 5 SYNONYM: MEMBRANE ATTACK COMPLEX INHIBITION FACTOR, MACIF, MAC- COMPND 6 INHIBITORY PROTEIN, MAC-IP, PROTECTIN, MEM43 ANTIGEN, MEMBRANE COMPND 7 INHIBITOR OF REACTIVE LYSIS, MIRL, 20 KDA HOMOLOGOUS RESTRICTION COMPND 8 FACTOR, HRF-20,HRF20,1F5 ANTIGEN, CD59; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: LYMPHOCYTES, ERYTHROCYTES, PLATELETS, ENDOTHELIA, EPITHELIA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: UT5600 (DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET59-06; SOURCE 10 OTHER_DETAILS: PURIFIED FROM INCLUSION BODIES AFTER EXPRESSION IN SOURCE 11 ESCHERICHIA COLI KEYWDS LIPID-BINDING PROTEIN, GLYCOPROTEIN, LIPID-BINDING PROTEIN MAC, KEYWDS 2 MEMBRANE, GPI-ANCHOR, COMPLEMENT, LIPOPROTEIN, LIPID BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.J.LEATH,S.JOHNSON,P.ROVERSI,B.P.MORGAN,R.A.G.SMITH,S.M.LEA REVDAT 3 18-OCT-17 2J8B 1 REMARK REVDAT 2 24-FEB-09 2J8B 1 VERSN REVDAT 1 07-AUG-07 2J8B 0 JRNL AUTH K.J.LEATH,S.JOHNSON,P.ROVERSI,T.R.HUGHES,R.A.G.SMITH, JRNL AUTH 2 L.MACKENZIE,B.P.MORGAN,S.M.LEA JRNL TITL HIGH-RESOLUTION STRUCTURES OF BACTERIALLY EXPRESSED SOLUBLE JRNL TITL 2 HUMAN CD59. JRNL REF ACTA CRYSTALLOGR.,SECT.F V. 63 648 2007 JRNL REFN ESSN 1744-3091 JRNL PMID 17671359 JRNL DOI 10.1107/S1744309107033477 REMARK 2 REMARK 2 RESOLUTION. 1.15 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) : 1.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 23463 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) : 0.165 REMARK 3 R VALUE (WORKING SET) : 0.164 REMARK 3 FREE R VALUE : 0.197 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1238 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) : 1.15 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.18 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1709 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2030 REMARK 3 BIN FREE R VALUE SET COUNT : 80 REMARK 3 BIN FREE R VALUE : 0.2020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 629 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 117 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.96 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.79000 REMARK 3 B22 (A**2) : -0.66000 REMARK 3 B33 (A**2) : 1.45000 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): 0.042 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.042 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.023 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.043 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.966 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.949 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 698 ; 0.010 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 950 ; 1.410 ; 1.931 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 84 ; 7.145 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 38 ;37.174 ;25.526 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 126 ;12.342 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ;22.596 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 100 ; 0.099 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 538 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 281 ; 0.218 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 486 ; 0.308 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 123 ; 0.244 ; 0.500 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): 47 ; 0.200 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 52 ; 0.428 ; 0.500 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): 427 ; 1.700 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 677 ; 2.435 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 308 ; 2.069 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 273 ; 2.728 ; 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 : 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. RESIDUE 78 WAS NOT MODELLED REMARK 4 REMARK 4 2J8B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-OCT-06. REMARK 100 THE DEPOSITION ID IS D_1290030300. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-MAY-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL 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) : 0.92, 1.24 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27724 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.100 REMARK 200 RESOLUTION RANGE LOW (A) : 26.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 12.00 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.24000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1CDQ REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 28 % PEG 4000 0.25M AMMONIUM SULPHATE REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 15.97400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 23.01650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.95900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 23.01650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 15.97400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.95900 REMARK 290 SMTRY3 4 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 GLY A 78 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 HOH A 2082 O HOH A 2086 1.75 REMARK 500 NZ LYS A 65 O HOH A 2101 1.83 REMARK 500 O HOH A 2101 O HOH A 2103 1.83 REMARK 500 OE1 GLU A 58 O HOH A 2090 1.89 REMARK 500 O HOH A 2055 O HOH A 2113 2.07 REMARK 500 O HOH A 2030 O HOH A 2063 2.11 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 2054 O HOH A 2093 4446 1.33 REMARK 500 O HOH A 2016 O HOH A 2107 3545 1.52 REMARK 500 O HOH A 2049 O HOH A 2087 1455 2.00 REMARK 500 O HOH A 2041 O HOH A 2103 1655 2.10 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1CDQ RELATED DB: PDB REMARK 900 CD59 (NMR, 20 STRUCTURES) REMARK 900 RELATED ID: 1CDS RELATED DB: PDB REMARK 900 CD59 COMPLEXED WITH GLCNAC-BETA-1,4-(FUC- ALPHA-1,6)- GLCNAC-BETA-1 REMARK 900 (NMR, 10 STRUCTURES) REMARK 900 RELATED ID: 2UWR RELATED DB: PDB REMARK 900 HIGH RESOLUTION STRUCTURE OF HUMAN CD59 REMARK 900 RELATED ID: 1CDR RELATED DB: PDB REMARK 900 CD59 COMPLEXED WITH GLCNAC-BETA-1,4-GLCNAC -BETA-1 (NMR, 10 REMARK 900 STRUCTURES) REMARK 900 RELATED ID: 1ERG RELATED DB: PDB REMARK 900 RELATED ID: 1ERH RELATED DB: PDB REMARK 900 RELATED ID: 2UX2 RELATED DB: PDB REMARK 900 HIGH RESOLUTION STRUCTURE OF HUMAN CD59 DBREF 2J8B A 0 0 PDB 2J8B 2J8B 0 0 DBREF 2J8B A 1 78 UNP P13987 CD59_HUMAN 26 103 SEQRES 1 A 79 MET LEU GLN CYS TYR ASN CYS PRO ASN PRO THR ALA ASP SEQRES 2 A 79 CYS LYS THR ALA VAL ASN CYS SER SER ASP PHE ASP ALA SEQRES 3 A 79 CYS LEU ILE THR LYS ALA GLY LEU GLN VAL TYR ASN LYS SEQRES 4 A 79 CYS TRP LYS PHE GLU HIS CYS ASN PHE ASN ASP VAL THR SEQRES 5 A 79 THR ARG LEU ARG GLU ASN GLU LEU THR TYR TYR CYS CYS SEQRES 6 A 79 LYS LYS ASP LEU CYS ASN PHE ASN GLU GLN LEU GLU ASN SEQRES 7 A 79 GLY FORMUL 2 HOH *117(H2 O) HELIX 1 1 LYS A 41 CYS A 45 5 5 HELIX 2 2 ASN A 46 ARG A 55 1 10 HELIX 3 3 PHE A 71 LEU A 75 5 5 SHEET 1 AA 2 GLN A 2 TYR A 4 0 SHEET 2 AA 2 ALA A 16 ASN A 18 -1 O VAL A 17 N CYS A 3 SHEET 1 AB 3 GLN A 34 TRP A 40 0 SHEET 2 AB 3 ALA A 25 ALA A 31 -1 O ALA A 25 N TRP A 40 SHEET 3 AB 3 THR A 60 CYS A 64 -1 O THR A 60 N LYS A 30 SSBOND 1 CYS A 3 CYS A 26 1555 1555 2.04 SSBOND 2 CYS A 6 CYS A 13 1555 1555 2.06 SSBOND 3 CYS A 19 CYS A 39 1555 1555 2.03 SSBOND 4 CYS A 45 CYS A 63 1555 1555 2.04 SSBOND 5 CYS A 64 CYS A 69 1555 1555 2.02 CRYST1 31.948 45.918 46.033 90.00 90.00 90.00 P 21 21 21 4 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 0.031301 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021778 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021724 0.00000