10 20 30 40 50 60 70 80 1SXK - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 31-MAR-04 1SXK
TITLE CRYSTAL STRUCTURE OF A COMPLEX FORMED BETWEEN PHOSPHOLIPASE TITLE 2 A2 AND A NON-SPECIFIC ANTI-INFLAMMATORY AMINO SALICYLIC TITLE 3 ACID AT 1.2 A RESOLUTION
COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2 VRV-PL-VIIIA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PHOSPHATIDYLCHOLINE 2- ACYLHYDROLASE; COMPND 5 EC: 3.1.1.4
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DABOIA RUSSELLII RUSSELLII; SOURCE 3 ORGANISM_TAXID: 31159; SOURCE 4 STRAIN: RUSSELLII; SOURCE 5 SECRETION: VENOM
KEYWDS COMPLEX, PHOSPHOLIPASE A2, AMINO SALICYLIC ACID, DABOIA KEYWDS 2 RUSSELI PULCHELLA, TOXIN
EXPDTA X-RAY DIFFRACTION
AUTHOR N.SINGH,S.BILGRAMI,P.KAUR,S.SHARMA,T.P.SINGH
REVDAT 3 24-FEB-09 1SXK 1 VERSN REVDAT 2 27-APR-04 1SXK 1 JRNL AUTHOR REMARK REVDAT 1 13-APR-04 1SXK 0
JRNL AUTH N.SINGH,S.BILGRAMI,P.KAUR,S.SHARMA,T.P.SINGH JRNL TITL CRYSTAL STRUCTURE OF A COMPLEX FORMED BETWEEN JRNL TITL 2 PHOSPHOLIPASE A2 AND A NON-SPECIFIC JRNL TITL 3 ANTI-INFLAMMATORY AMINO SALICYLIC ACID AT 1.2 A JRNL TITL 4 RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. 1.21 ANGSTROMS.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5 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) : 1.21 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.47 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 38466 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) : 0.174 REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.188 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.100 REMARK 3 FREE R VALUE TEST SET COUNT : 808 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) : 1.21 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.24 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2833 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2310 REMARK 3 BIN FREE R VALUE SET COUNT : 60 REMARK 3 BIN FREE R VALUE : 0.2160 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 944 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 222 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.87 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.08000 REMARK 3 B22 (A**2) : 0.08000 REMARK 3 B33 (A**2) : -0.16000 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): 0.043 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.044 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.035 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.739 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.964 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.957 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 991 ; 0.006 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 827 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1325 ; 1.646 ; 2.020 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1951 ; 0.846 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 113 ; 4.904 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 187 ;19.321 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 132 ; 0.080 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1036 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 196 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 305 ; 0.406 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 816 ; 0.204 ; 0.300 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 172 ; 0.204 ; 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): 17 ; 0.298 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): 53 ; 0.271 ; 0.300 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 33 ; 0.183 ; 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): 592 ; 0.384 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 934 ; 0.767 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 399 ; 0.849 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 391 ; 1.547 ; 4.500 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 : BABINET MODEL WITH 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 REMARK 3 RIDING POSITIONS
REMARK 4 REMARK 4 1SXK COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-APR-04. REMARK 100 THE RCSB ID CODE IS RCSB022071.
REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-SEP-03 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 7.8 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 : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8030 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38466 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 10.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06700 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.22200 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: AMORE REMARK 200 STARTING MODEL: 1FB2 REMARK 200 REMARK 200 REMARK: NULL
REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM SULPHATE, 50% PEG, PH REMARK 280 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 297K
REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 23.87150 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 35.80725 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 11.93575 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 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 SER A 24 32.05 -147.31 REMARK 500 TRP A 31 21.11 -147.70 REMARK 500 ASN A 79 -125.01 66.91 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 SO4 A 301 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 304 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BHA A 251
DBREF 1SXK A 1 121 UNP P59071 PA28_DABRP 1 121
SEQRES 1 A 121 SER LEU LEU GLU PHE GLY LYS MET ILE LEU GLU GLU THR SEQRES 2 A 121 GLY LYS LEU ALA ILE PRO SER TYR SER SER TYR GLY CYS SEQRES 3 A 121 TYR CYS GLY TRP GLY GLY LYS GLY THR PRO LYS ASP ALA SEQRES 4 A 121 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 A 121 ASN LEU PRO ASP CYS ASN PRO LYS SER ASP ARG TYR LYS SEQRES 6 A 121 TYR LYS ARG VAL ASN GLY ALA ILE VAL CYS GLU LYS GLY SEQRES 7 A 121 THR SER CYS GLU ASN ARG ILE CYS GLU CYS ASP LYS ALA SEQRES 8 A 121 ALA ALA ILE CYS PHE ARG GLN ASN LEU ASN THR TYR SER SEQRES 9 A 121 LYS LYS TYR MET LEU TYR PRO ASP PHE LEU CYS LYS GLY SEQRES 10 A 121 GLU LEU LYS CYS
HET SO4 A 301 5 HET SO4 A 302 5 HET SO4 A 303 5 HET SO4 A 304 5 HET BHA A 251 11
HETNAM SO4 SULFATE ION HETNAM BHA 2-HYDROXY-4-AMINOBENZOIC ACID
FORMUL 2 SO4 4(O4 S 2-) FORMUL 6 BHA C7 H7 N O3 FORMUL 7 HOH *222(H2 O)
HELIX 1 1 SER A 1 GLY A 14 1 14 HELIX 2 2 LEU A 17 TYR A 22 1 6 HELIX 3 3 ASP A 39 ASN A 54 1 16 HELIX 4 4 THR A 89 ASN A 109 1 21 HELIX 5 5 LEU A 110 TYR A 113 5 4 HELIX 6 6 SER A 114 MET A 118 5 5 HELIX 7 7 PRO A 121 CYS A 126 5 5
SHEET 1 A 2 TYR A 75 VAL A 78 0 SHEET 2 A 2 ALA A 81 CYS A 84 -1 O VAL A 83 N LYS A 76
SSBOND 1 CYS A 27 CYS A 126 1555 1555 2.03 SSBOND 2 CYS A 29 CYS A 45 1555 1555 2.02 SSBOND 3 CYS A 44 CYS A 105 1555 1555 2.03 SSBOND 4 CYS A 50 CYS A 133 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 2.03
CISPEP 1 ILE A 19 PRO A 20 0 6.69
SITE 1 AC1 4 SER A 114 LYS A 115 LYS A 131 HOH A 443 SITE 1 AC2 7 ASN A 54 PRO A 56 ARG A 94 HOH A 323 SITE 2 AC2 7 HOH A 413 HOH A 433 HOH A 499 SITE 1 AC3 5 ASP A 39 ARG A 43 HOH A 470 HOH A 480 SITE 2 AC3 5 HOH A 486 SITE 1 AC4 8 GLU A 4 ARG A 72 LYS A 74 HOH A 361 SITE 2 AC4 8 HOH A 378 HOH A 388 HOH A 402 HOH A 500 SITE 1 AC5 10 ILE A 19 PRO A 20 LYS A 74 GLN A 108 SITE 2 AC5 10 ASN A 111 HOH A 339 HOH A 358 HOH A 400 SITE 3 AC5 10 HOH A 435 HOH A 472
CRYST1 52.255 52.255 47.743 90.00 90.00 90.00 P 43 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 0.019137 0.000000 0.000000 0.00000
SCALE2 0.000000 0.019137 0.000000 0.00000
SCALE3 0.000000 0.000000 0.020945 0.00000