10 20 30 40 50 60 70 80 1KVY - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER HYDROLASE 29-APR-98 1KVY
TITLE CARBOXYLIC ESTER HYDROLASE, SINGLE MUTANT D49E COORDINATED TITLE 2 TO CALCIUM
COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.1.4; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 CELL_LINE: BL21; SOURCE 6 ORGAN: PANCREAS; SOURCE 7 GENE: MATURE PLA2; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSS; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PTO-A2MBL21; SOURCE 12 EXPRESSION_SYSTEM_GENE: MATURE PLA2
KEYWDS HYDROLASE, ENZYME, CARBOXYLIC ESTER HYDROLASE, MUTANT
EXPDTA X-RAY DIFFRACTION
AUTHOR M.SUNDARALINGAM
REVDAT 3 24-FEB-09 1KVY 1 VERSN REVDAT 2 01-APR-03 1KVY 1 JRNL REVDAT 1 18-NOV-98 1KVY 0
JRNL AUTH K.SEKAR,R.BISWAS,Y.LI,M.TSAI,M.SUNDARALINGAM JRNL TITL STRUCTURES OF THE CATALYTIC SITE MUTANTS D99A AND JRNL TITL 2 H48Q AND THE CALCIUM-LOOP MUTANT D49E OF JRNL TITL 3 PHOSPHOLIPASE A2. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 55 443 1999 JRNL REFN ISSN 0907-4449 JRNL PMID 10089353 JRNL DOI 10.1107/S0907444998013699
REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.SEKAR,M.SUNDARALINGAM REMARK 1 TITL THE HIGH RESOLUTION REFINEMENT OF THE ORTHORHOMBIC REMARK 1 TITL 2 BOVINE PANCREATIC PHOSPHOLIPASE A2 REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH K.SEKAR,A.KUMAR,X.LIU,M.D.TSAI,M.H.GELB, REMARK 1 AUTH 2 M.SUNDARALINGAM REMARK 1 TITL STRUCTURE OF THE COMPLEX OF BOVINE PANCREATIC REMARK 1 TITL 2 PHOSPHOLIPASE A2 WITH A TRANSITION-STATE ANALOGUE REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 54 334 1998 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 3 REMARK 1 AUTH K.SEKAR,C.SEKHARUDU,M.TSAI,M.SUNDARALINGAM REMARK 1 TITL 1.72 A RESOLUTION REFINEMENT OF THE TRIGONAL FORM REMARK 1 TITL 2 OF BOVINE PANCREATIC PHOSPHOLIPASE A2 REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 54 342 1998 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 4 REMARK 1 AUTH K.SEKAR,S.ESWARAMOORTHY,M.K.JAIN,M.SUNDARALINGAM REMARK 1 TITL CRYSTAL STRUCTURE OF THE COMPLEX OF BOVINE REMARK 1 TITL 2 PANCREATIC PHOSPHOLIPASE A2 WITH THE INHIBITOR REMARK 1 TITL 3 1-HEXADECYL-3-(TRIFLUOROETHYL)-SN-GLYCERO-2- REMARK 1 TITL 4 PHOSPHOMETHANOL REMARK 1 REF BIOCHEMISTRY V. 36 14186 1997 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 5 REMARK 1 AUTH K.SEKAR,B.Z.YU,J.ROGERS,J.LUTTON,X.LIU,X.CHEN, REMARK 1 AUTH 2 M.D.TSAI,M.K.JAIN,M.SUNDARALINGAM REMARK 1 TITL PHOSPHOLIPASE A2 ENGINEERING. STRUCTURAL AND REMARK 1 TITL 2 FUNCTIONAL ROLES OF THE HIGHLY CONSERVED ACTIVE REMARK 1 TITL 3 SITE RESIDUE ASPARTATE-99 REMARK 1 REF BIOCHEMISTRY V. 36 3104 1997 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 6 REMARK 1 AUTH B.HUANG,B.Z.YU,J.ROGERS,I.J.BYEON,K.SEKAR,X.CHEN, REMARK 1 AUTH 2 M.SUNDARALINGAM,M.D.TSAI,M.K.JAIN REMARK 1 TITL PHOSPHOLIPASE A2 ENGINEERING. DELETION OF THE REMARK 1 TITL 2 C-TERMINUS SEGMENT CHANGES SUBSTRATE SPECIFICITY REMARK 1 TITL 3 AND UNCOUPLES CALCIUM AND SUBSTRATE BINDING AT THE REMARK 1 TITL 4 ZWITTERIONIC INTERFACE REMARK 1 REF BIOCHEMISTRY V. 35 12164 1996 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 7 REMARK 1 AUTH J.P.NOEL,C.A.BINGMAN,T.L.DENG,C.M.DUPUREUR, REMARK 1 AUTH 2 K.J.HAMILTON,R.T.JIANG,J.G.KWAK,C.SEKHARUDU, REMARK 1 AUTH 3 M.SUNDARALINGAM,M.D.TSAI REMARK 1 TITL PHOSPHOLIPASE A2 ENGINEERING. X-RAY STRUCTURAL AND REMARK 1 TITL 2 FUNCTIONAL EVIDENCE FOR THE INTERACTION OF REMARK 1 TITL 3 LYSINE-56 WITH SUBSTRATES REMARK 1 REF BIOCHEMISTRY V. 30 11801 1991 REMARK 1 REFN ISSN 0006-2960
REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 0.100 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 1000000.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 9903 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : X-PLOR METHOD REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.277 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.000 REMARK 3 FREE R VALUE TEST SET COUNT : 688 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.280 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 72.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 710 REMARK 3 BIN R VALUE (WORKING SET) : 0.3090 REMARK 3 BIN FREE R VALUE : 0.3290 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 53 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 958 REMARK 3 NUCLEIC ACID ATOMS : NULL REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 70 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.21 REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.73 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.20 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 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 : PARHCSDX.PRO [X-PLOR] REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO [X-PLOR] REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4 REMARK 4 1KVY COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.
REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-AUG-96 REMARK 200 TEMPERATURE (KELVIN) : 291 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : R-AXIS IIC REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS IIC REMARK 200 DATA SCALING SOFTWARE : R-AXIS II REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9912 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.99 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.22500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: THE HIGH RESOLUTION REMARK 200 ATOMIC COORDINATES OF THE WILD TYPE (PDB ENTRY 1MKT) WERE USED REMARK 200 AS THE STARTING MODEL FOR FURTHER REFINEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: WILD TYPE, PDB ENTRY 1MKT REMARK 200 REMARK 200 REMARK: NULL
REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN OVER A PERIOD REMARK 280 OF ELEVEN MONTHS USING THE HANGING DROP VAPOR DIFFUSION METHOD REMARK 280 BY EMPLOYING THE CONDITIONS 5 (MICRO)L OF THE PROTEIN (20 MG/ REMARK 280 ML OF THE PROTEIN), 5MM CACL2, 50MM TRIS BUFFER, PH 7.2 AND REMARK 280 2.5 (MICRO)L OF 75% MPD IN THE DROPLET. THE RESERVOIR REMARK 280 CONTAINED (55%) OF MPD., VAPOR DIFFUSION - HANGING DROP
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 34.34667 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 68.69333 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 68.69333 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 34.34667 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: DIMERIC 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 171.73333
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 LEU A 118 CA - CB - CG ANGL. DEV. = 15.7 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 ASN A 24 72.42 43.45 REMARK 500 VAL A 63 -43.75 -147.64 REMARK 500 GLU A 114 6.38 -66.41 REMARK 500 ASN A 117 -8.08 58.35 REMARK 500 LEU A 118 124.07 3.52 REMARK 500 ASP A 119 107.39 -55.78 REMARK 500 LYS A 120 32.21 -68.74 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 CA A 124 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 28 O REMARK 620 2 GLY A 32 O 106.7 REMARK 620 3 GLU A 49 OE2 105.0 79.8 REMARK 620 4 GLY A 30 O 94.1 102.7 159.2 REMARK 620 N 1 2 3
REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 124
DBREF 1KVY A 1 123 UNP P00593 PA21B_BOVIN 23 145
SEQADV 1KVY GLU A 49 UNP P00593 ASP 71 ENGINEERED
SEQRES 1 A 123 ALA LEU TRP GLN PHE ASN GLY MET ILE LYS CYS LYS ILE SEQRES 2 A 123 PRO SER SER GLU PRO LEU LEU ASP PHE ASN ASN TYR GLY SEQRES 3 A 123 CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP SEQRES 4 A 123 ASP LEU ASP ARG CYS CYS GLN THR HIS GLU ASN CYS TYR SEQRES 5 A 123 LYS GLN ALA LYS LYS LEU ASP SER CYS LYS VAL LEU VAL SEQRES 6 A 123 ASP ASN PRO TYR THR ASN ASN TYR SER TYR SER CYS SER SEQRES 7 A 123 ASN ASN GLU ILE THR CYS SER SER GLU ASN ASN ALA CYS SEQRES 8 A 123 GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE SEQRES 9 A 123 CYS PHE SER LYS VAL PRO TYR ASN LYS GLU HIS LYS ASN SEQRES 10 A 123 LEU ASP LYS LYS ASN CYS
HET CA A 124 1
HETNAM CA CALCIUM ION
FORMUL 2 CA CA 2+ FORMUL 3 HOH *70(H2 O)
HELIX 1 1 LEU A 2 LYS A 12 1 11 HELIX 2 2 PRO A 18 ASP A 21 1 4 HELIX 3 3 ASP A 40 LYS A 57 1 18 HELIX 4 4 ALA A 90 LYS A 108 1 19 HELIX 5 5 LYS A 113 HIS A 115 5 3
SHEET 1 A 2 TYR A 75 SER A 78 0 SHEET 2 A 2 GLU A 81 CYS A 84 -1 N THR A 83 O SER A 76
SSBOND 1 CYS A 11 CYS A 77 1555 1555 2.00 SSBOND 2 CYS A 27 CYS A 123 1555 1555 2.00 SSBOND 3 CYS A 29 CYS A 45 1555 1555 2.02 SSBOND 4 CYS A 44 CYS A 105 1555 1555 2.02 SSBOND 5 CYS A 51 CYS A 98 1555 1555 2.03 SSBOND 6 CYS A 61 CYS A 91 1555 1555 2.03 SSBOND 7 CYS A 84 CYS A 96 1555 1555 2.02
LINK CA CA A 124 O TYR A 28 1555 1555 2.23 LINK CA CA A 124 O GLY A 32 1555 1555 2.10 LINK CA CA A 124 OE2 GLU A 49 1555 1555 2.17 LINK CA CA A 124 O GLY A 30 1555 1555 2.46
SITE 1 AC1 4 TYR A 28 GLY A 30 GLY A 32 GLU A 49
CRYST1 46.870 46.870 103.040 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 0.021336 0.012318 0.000000 0.00000
SCALE2 0.000000 0.024636 0.000000 0.00000
SCALE3 0.000000 0.000000 0.009705 0.00000