HEADER HYDROLASE 16-AUG-05 2APQ TITLE CRYSTAL STRUCTURE OF AN ACTIVE SITE MUTANT OF BOVINE PANCREATIC TITLE 2 RIBONUCLEASE A (H119A-RNASE A) WITH A 10-GLUTAMINE EXPANSION IN THE TITLE 3 C-TERMINAL HINGE-LOOP. COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RNASE 1, RNASE A; COMPND 5 EC: 3.1.27.5; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 GENE: RNASE1, RNS1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21-DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET32B KEYWDS AN ACTIVE SITE MUTANT OF RNASE A (H119A) WITH AN AMYLOIDOGENIC KEYWDS 2 EXPANSION IN THE C-TERMINAL HINGE-LOOP REGION(BETWEEN RESIDUES 112 KEYWDS 3 AND 113)., HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.SAMBASHIVAN,Y.LIU,M.R.SAWAYA,M.GINGERY,D.EISENBERG REVDAT 5 23-AUG-23 2APQ 1 REMARK REVDAT 4 20-OCT-21 2APQ 1 REMARK SEQADV REVDAT 3 24-FEB-09 2APQ 1 VERSN REVDAT 2 20-SEP-05 2APQ 1 JRNL REVDAT 1 13-SEP-05 2APQ 0 JRNL AUTH S.SAMBASHIVAN,Y.LIU,M.R.SAWAYA,M.GINGERY,D.EISENBERG JRNL TITL AMYLOID-LIKE FIBRILS OF RIBONUCLEASE A WITH JRNL TITL 2 THREE-DIMENSIONAL DOMAIN-SWAPPED AND NATIVE-LIKE STRUCTURE. JRNL REF NATURE V. 437 266 2005 JRNL REFN ISSN 0028-0836 JRNL PMID 16148936 JRNL DOI 10.1038/NATURE03916 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 58.22 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 3 NUMBER OF REFLECTIONS : 14203 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) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 768 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1008 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.59 REMARK 3 BIN R VALUE (WORKING SET) : 0.2450 REMARK 3 BIN FREE R VALUE SET COUNT : 49 REMARK 3 BIN FREE R VALUE : 0.3010 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 912 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 147 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.17000 REMARK 3 B22 (A**2) : 0.17000 REMARK 3 B33 (A**2) : -0.26000 REMARK 3 B12 (A**2) : 0.09000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.110 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.110 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.961 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 937 ; 0.012 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1272 ; 1.289 ; 1.931 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 120 ; 5.822 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 41 ;33.075 ;25.610 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 152 ;11.456 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ;11.722 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 143 ; 0.091 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 702 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 420 ; 0.187 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 655 ; 0.292 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 117 ; 0.135 ; 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): 39 ; 0.182 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 25 ; 0.135 ; 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): 607 ; 0.791 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 979 ; 1.499 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 330 ; 2.319 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 293 ; 3.417 ; 4.500 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 : 1.20 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 REMARK 4 REMARK 4 2APQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-SEP-05. REMARK 100 THE DEPOSITION ID IS D_1000034168. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU FR-D REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14971 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 80.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 200 DATA REDUNDANCY : 9.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05700 REMARK 200 FOR THE DATA SET : 36.4100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.40200 REMARK 200 FOR SHELL : 6.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1FS3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.4M POTASSIUM SODIUM TARTRATE REMARK 280 TETRAHYDRATE, PH 7.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 42.45733 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 21.22867 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 21.22867 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 42.45733 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 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 ALA A -2 REMARK 465 MET A -1 REMARK 465 ALA A 0 REMARK 465 GLY A 113 REMARK 465 GLN A 114 REMARK 465 GLN A 115 REMARK 465 GLN A 116 REMARK 465 GLN A 117 REMARK 465 GLN A 118 REMARK 465 GLN A 119 REMARK 465 GLN A 120 REMARK 465 GLN A 121 REMARK 465 GLN A 122 REMARK 465 GLN A 123 REMARK 465 GLY A 124 REMARK 465 ASN A 125 REMARK 465 PRO A 126 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 LYS A 31 CD CE NZ REMARK 470 LYS A 37 CD CE NZ REMARK 470 ARG A 39 CD NE CZ NH1 NH2 REMARK 470 LYS A 66 CD CE NZ REMARK 470 LYS A 98 CD CE NZ REMARK 470 GLY A 112 C O 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 GLN A 60 -131.57 -102.53 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FS3 RELATED DB: PDB REMARK 900 MODEL FOR MOLECULAR REPLACEMENT DBREF 2APQ A 1 138 UNP P61823 RNAS1_BOVIN 27 150 SEQADV 2APQ ALA A -2 UNP P61823 CLONING ARTIFACT SEQADV 2APQ MET A -1 UNP P61823 CLONING ARTIFACT SEQADV 2APQ ALA A 0 UNP P61823 CLONING ARTIFACT SEQADV 2APQ GLY A 112 UNP P61823 INSERTION SEQADV 2APQ GLY A 113 UNP P61823 INSERTION SEQADV 2APQ GLN A 114 UNP P61823 INSERTION SEQADV 2APQ GLN A 115 UNP P61823 INSERTION SEQADV 2APQ GLN A 116 UNP P61823 INSERTION SEQADV 2APQ GLN A 117 UNP P61823 INSERTION SEQADV 2APQ GLN A 118 UNP P61823 INSERTION SEQADV 2APQ GLN A 119 UNP P61823 INSERTION SEQADV 2APQ GLN A 120 UNP P61823 INSERTION SEQADV 2APQ GLN A 121 UNP P61823 INSERTION SEQADV 2APQ GLN A 122 UNP P61823 INSERTION SEQADV 2APQ GLN A 123 UNP P61823 INSERTION SEQADV 2APQ ALA A 131 UNP P61823 HIS 145 ENGINEERED MUTATION SEQRES 1 A 139 ALA MET ALA LYS GLU THR ALA ALA ALA LYS PHE GLU ARG SEQRES 2 A 139 GLN HIS MET ASP SER SER THR SER ALA ALA SER SER SER SEQRES 3 A 139 ASN TYR CYS ASN GLN MET MET LYS SER ARG ASN LEU THR SEQRES 4 A 139 LYS ASP ARG CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SEQRES 5 A 139 SER LEU ALA ASP VAL GLN ALA VAL CYS SER GLN LYS ASN SEQRES 6 A 139 VAL ALA CYS LYS ASN GLY GLN THR ASN CYS TYR GLN SER SEQRES 7 A 139 TYR SER THR MET SER ILE THR ASP CYS ARG GLU THR GLY SEQRES 8 A 139 SER SER LYS TYR PRO ASN CYS ALA TYR LYS THR THR GLN SEQRES 9 A 139 ALA ASN LYS HIS ILE ILE VAL ALA CYS GLU GLY GLY GLN SEQRES 10 A 139 GLN GLN GLN GLN GLN GLN GLN GLN GLN GLY ASN PRO TYR SEQRES 11 A 139 VAL PRO VAL ALA PHE ASP ALA SER VAL HET PO4 A 201 5 HET PO4 A 202 5 HETNAM PO4 PHOSPHATE ION FORMUL 2 PO4 2(O4 P 3-) FORMUL 4 HOH *147(H2 O) HELIX 1 1 THR A 3 MET A 13 1 11 HELIX 2 2 ASN A 24 ARG A 33 1 10 HELIX 3 3 SER A 50 VAL A 57 1 8 HELIX 4 4 CYS A 58 GLN A 60 5 3 SHEET 1 A 5 VAL A 43 VAL A 47 0 SHEET 2 A 5 MET A 79 GLU A 86 -1 O CYS A 84 N ASN A 44 SHEET 3 A 5 TYR A 97 GLU A 111 -1 O THR A 100 N ASP A 83 SHEET 4 A 5 CYS A 72 GLN A 74 -1 N TYR A 73 O VAL A 108 SHEET 5 A 5 LYS A 61 VAL A 63 -1 N LYS A 61 O GLN A 74 SHEET 1 B 4 VAL A 43 VAL A 47 0 SHEET 2 B 4 MET A 79 GLU A 86 -1 O CYS A 84 N ASN A 44 SHEET 3 B 4 TYR A 97 GLU A 111 -1 O THR A 100 N ASP A 83 SHEET 4 B 4 VAL A 128 VAL A 138 -1 O VAL A 130 N ALA A 109 SSBOND 1 CYS A 26 CYS A 84 1555 1555 2.06 SSBOND 2 CYS A 40 CYS A 95 1555 1555 2.04 SSBOND 3 CYS A 58 CYS A 110 1555 1555 2.07 SSBOND 4 CYS A 65 CYS A 72 1555 1555 2.05 CISPEP 1 TYR A 92 PRO A 93 0 10.23 SITE 1 AC1 9 GLN A 11 HIS A 12 LYS A 41 ALA A 131 SITE 2 AC1 9 PHE A 134 HOH A 214 HOH A 262 HOH A 316 SITE 3 AC1 9 HOH A 336 SITE 1 AC2 9 LYS A 61 THR A 87 GLY A 88 SER A 89 SITE 2 AC2 9 HOH A 237 HOH A 255 HOH A 296 HOH A 309 SITE 3 AC2 9 HOH A 312 CRYST1 67.228 67.228 63.686 90.00 90.00 120.00 P 32 2 1 6 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 0.014875 0.008588 0.000000 0.00000 SCALE2 0.000000 0.017176 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015702 0.00000