HEADER HYDROLASE 28-OCT-97 1RLW TITLE CALCIUM-PHOSPHOLIPID BINDING DOMAIN FROM CYTOSOLIC PHOSPHOLIPASE A2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C2 DOMAIN, RESIDUES 17 - 141 FROM CPLA2; COMPND 5 SYNONYM: CALB DOMAIN; COMPND 6 EC: 3.1.1.4; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELLULAR_LOCATION: CYTOSOL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BLR; SOURCE 9 EXPRESSION_SYSTEM_VARIANT: DE3; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: MINI-PRSETA KEYWDS HYDROLASE, C2 DOMAIN, CALB DOMAIN EXPDTA X-RAY DIFFRACTION AUTHOR O.PERISIC,R.L.WILLIAMS REVDAT 4 14-FEB-24 1RLW 1 REMARK REVDAT 3 03-NOV-21 1RLW 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1RLW 1 VERSN REVDAT 1 25-FEB-98 1RLW 0 JRNL AUTH O.PERISIC,S.FONG,D.E.LYNCH,M.BYCROFT,R.L.WILLIAMS JRNL TITL CRYSTAL STRUCTURE OF A CALCIUM-PHOSPHOLIPID BINDING DOMAIN JRNL TITL 2 FROM CYTOSOLIC PHOSPHOLIPASE A2. JRNL REF J.BIOL.CHEM. V. 273 1596 1998 JRNL REFN ISSN 0021-9258 JRNL PMID 9430701 JRNL DOI 10.1074/JBC.273.3.1596 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 9339 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SHELLS OF RESOLUTION REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.227 REMARK 3 FREE R VALUE : 0.273 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1003 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1001 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 151 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 41.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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): NULL 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.007 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.025 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.025 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : 0.251 ; 0.080 REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.097 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.191 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.232 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 4.100 ; 7.000 REMARK 3 STAGGERED (DEGREES) : 20.100; 15.000 REMARK 3 TRANSVERSE (DEGREES) : 26.300; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.012 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.764 ; 2.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.000 ; 1.040 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.061 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RLW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176114. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUL-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8838 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : BENT MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11798 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 31.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.08600 REMARK 200 R SYM (I) : 0.08600 REMARK 200 FOR THE DATA SET : 18.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.35 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.31000 REMARK 200 R SYM FOR SHELL (I) : 0.31000 REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 70.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 5-10MG/ML PROTEIN, 5MM CACL2, 1M REMARK 280 SODIUM ACETATE, 0.1M HEPES (PH 7.5), 50MM CDSO4 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 23.55667 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 47.11333 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 47.11333 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 23.55667 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 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 SER A 141 OG 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 A 26 CD - NE - CZ ANGL. DEV. = 14.4 DEGREES REMARK 500 ASP A 43 CB - CG - OD1 ANGL. DEV. = -7.4 DEGREES REMARK 500 ARG A 59 NE - CZ - NH2 ANGL. DEV. = -5.0 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 ASP A 43 79.69 -118.32 REMARK 500 PRO A 54 -104.30 -42.39 REMARK 500 ASN A 65 60.35 39.62 REMARK 500 GLN A 126 19.09 59.30 REMARK 500 VAL A 127 -52.41 -130.25 REMARK 500 ALA A 139 147.23 -21.58 REMARK 500 SER A 140 70.96 -177.89 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 200 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 16 OG REMARK 620 2 HIS A 18 NE2 106.7 REMARK 620 3 HOH A 544 O 60.6 85.1 REMARK 620 4 HOH A 545 O 111.5 111.9 163.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 400 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 40 OD1 REMARK 620 2 THR A 41 O 81.2 REMARK 620 3 ASP A 43 OD1 132.7 87.0 REMARK 620 4 ASP A 43 OD2 76.9 83.4 56.2 REMARK 620 5 ASN A 65 OD1 139.1 96.7 87.6 143.8 REMARK 620 6 HOH A 514 O 98.5 178.0 91.8 94.6 84.9 REMARK 620 7 HOH A 516 O 67.4 95.9 159.8 144.0 72.2 85.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 401 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 40 OD2 REMARK 620 2 ASP A 40 OD1 40.3 REMARK 620 3 ASP A 43 OD2 97.6 61.4 REMARK 620 4 ASP A 93 OD1 105.1 115.0 84.1 REMARK 620 5 ASP A 93 OD2 74.5 109.3 124.8 48.5 REMARK 620 6 ALA A 94 O 167.8 136.3 85.7 86.9 113.2 REMARK 620 7 ASN A 95 OD1 89.2 119.7 165.0 107.0 69.9 85.0 REMARK 620 8 HOH A 513 O 89.1 65.5 76.8 157.6 153.9 80.2 90.1 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 500 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 62 NE2 REMARK 620 2 ASN A 64 ND2 130.4 REMARK 620 3 ASN A 64 OD1 81.7 52.8 REMARK 620 4 GLU A 119 OE2 85.2 95.7 70.7 REMARK 620 5 GLU A 119 OE1 125.1 89.9 106.5 50.6 REMARK 620 6 HOH A 627 O 101.7 85.6 117.4 169.8 119.3 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CR1 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM-BINDING REGION 1. REMARK 800 REMARK 800 SITE_IDENTIFIER: CR2 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM-BINDING REGION 2. REMARK 800 REMARK 800 SITE_IDENTIFIER: CR3 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM-BINDING REGION 3. REMARK 800 REMARK 800 SITE_IDENTIFIER: CA1 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM SITE I. REMARK 800 REMARK 800 SITE_IDENTIFIER: CA2 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM SITE II. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 500 DBREF 1RLW A 17 141 UNP P47712 PA24A_HUMAN 17 141 SEQADV 1RLW ALA A 139 UNP P47712 CYS 139 ENGINEERED MUTATION SEQADV 1RLW SER A 141 UNP P47712 CYS 141 ENGINEERED MUTATION SEQRES 1 A 126 SER SER HIS LYS PHE THR VAL VAL VAL LEU ARG ALA THR SEQRES 2 A 126 LYS VAL THR LYS GLY ALA PHE GLY ASP MET LEU ASP THR SEQRES 3 A 126 PRO ASP PRO TYR VAL GLU LEU PHE ILE SER THR THR PRO SEQRES 4 A 126 ASP SER ARG LYS ARG THR ARG HIS PHE ASN ASN ASP ILE SEQRES 5 A 126 ASN PRO VAL TRP ASN GLU THR PHE GLU PHE ILE LEU ASP SEQRES 6 A 126 PRO ASN GLN GLU ASN VAL LEU GLU ILE THR LEU MET ASP SEQRES 7 A 126 ALA ASN TYR VAL MET ASP GLU THR LEU GLY THR ALA THR SEQRES 8 A 126 PHE THR VAL SER SER MET LYS VAL GLY GLU LYS LYS GLU SEQRES 9 A 126 VAL PRO PHE ILE PHE ASN GLN VAL THR GLU MET VAL LEU SEQRES 10 A 126 GLU MET SER LEU GLU VAL ALA SER SER HET CD A 200 1 HET CA A 400 1 HET CA A 401 1 HET CD A 500 1 HETNAM CD CADMIUM ION HETNAM CA CALCIUM ION FORMUL 2 CD 2(CD 2+) FORMUL 3 CA 2(CA 2+) FORMUL 6 HOH *151(H2 O) HELIX 1 1 ALA A 34 LEU A 39 1 6 HELIX 2 2 VAL A 109 SER A 111 5 3 SHEET 1 A 4 GLU A 73 LEU A 79 0 SHEET 2 A 4 HIS A 18 THR A 28 -1 N VAL A 24 O GLU A 73 SHEET 3 A 4 THR A 128 GLU A 137 -1 N GLU A 137 O LYS A 19 SHEET 4 A 4 LYS A 117 PHE A 124 -1 N PHE A 124 O THR A 128 SHEET 1 B 3 PRO A 44 PHE A 49 0 SHEET 2 B 3 VAL A 86 ASP A 93 -1 N MET A 92 O TYR A 45 SHEET 3 B 3 GLU A 100 THR A 108 -1 N PHE A 107 O LEU A 87 LINK OG SER A 16 CD CD A 200 1555 1555 3.05 LINK NE2 HIS A 18 CD CD A 200 1555 1555 2.47 LINK OD1 ASP A 40 CA CA A 400 1555 1555 2.26 LINK OD2 ASP A 40 CA CA A 401 1555 1555 2.28 LINK OD1 ASP A 40 CA CA A 401 1555 1555 3.38 LINK O THR A 41 CA CA A 400 1555 1555 2.30 LINK OD1 ASP A 43 CA CA A 400 1555 1555 2.17 LINK OD2 ASP A 43 CA CA A 400 1555 1555 2.55 LINK OD2 ASP A 43 CA CA A 401 1555 1555 2.06 LINK NE2 HIS A 62 CD CD A 500 1555 1555 2.32 LINK ND2 ASN A 64 CD CD A 500 1555 1555 2.72 LINK OD1 ASN A 64 CD CD A 500 1555 1555 2.23 LINK OD1 ASN A 65 CA CA A 400 1555 1555 2.13 LINK OD1 ASP A 93 CA CA A 401 1555 1555 2.46 LINK OD2 ASP A 93 CA CA A 401 1555 1555 2.75 LINK O ALA A 94 CA CA A 401 1555 1555 2.51 LINK OD1 ASN A 95 CA CA A 401 1555 1555 2.23 LINK OE2 GLU A 119 CD CD A 500 2665 1555 2.20 LINK OE1 GLU A 119 CD CD A 500 2665 1555 2.81 LINK CD CD A 200 O HOH A 544 1555 1555 2.06 LINK CD CD A 200 O HOH A 545 1555 1555 2.15 LINK CA CA A 400 O HOH A 514 1555 1555 2.15 LINK CA CA A 400 O HOH A 516 1555 1555 2.55 LINK CA CA A 401 O HOH A 513 1555 1555 2.51 LINK CD CD A 500 O HOH A 627 1555 1555 2.64 SITE 1 CR1 12 LYS A 32 GLY A 33 ALA A 34 PHE A 35 SITE 2 CR1 12 GLY A 36 ASP A 37 MET A 38 LEU A 39 SITE 3 CR1 12 ASP A 40 THR A 41 PRO A 42 ASP A 43 SITE 1 CR2 5 ASN A 64 ASN A 65 ASP A 66 ILE A 67 SITE 2 CR2 5 ASN A 68 SITE 1 CR3 8 ASP A 93 ALA A 94 ASN A 95 TYR A 96 SITE 2 CR3 8 VAL A 97 MET A 98 ASP A 99 GLU A 100 SITE 1 CA1 1 CA A 400 SITE 1 CA2 1 CA A 401 SITE 1 AC1 4 SER A 16 HIS A 18 HOH A 544 HOH A 545 SITE 1 AC2 6 ASP A 40 THR A 41 ASP A 43 ASN A 65 SITE 2 AC2 6 HOH A 514 HOH A 516 SITE 1 AC3 6 ASP A 40 ASP A 43 ASP A 93 ALA A 94 SITE 2 AC3 6 ASN A 95 HOH A 513 SITE 1 AC4 4 HIS A 62 ASN A 64 GLU A 119 HOH A 627 CRYST1 79.410 79.410 70.670 90.00 90.00 120.00 P 31 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 0.012593 0.007270 0.000000 0.00000 SCALE2 0.000000 0.014541 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014150 0.00000