HEADER TOXIN 08-APR-03 1OZ7 TITLE CRYSTAL STRUCTURE OF ECHICETIN FROM THE VENOM OF INDIAN SAW-SCALED TITLE 2 VIPER (ECHIS CARINATUS) AT 2.4 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: ECHICETIN A-CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ECHICETIN ALPHA-SUBUNIT; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ECHICETIN B-CHAIN; COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: RESIDUES 1-123; COMPND 9 SYNONYM: ECHICETIN BETA-SUBUNIT SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ECHIS CARINATUS; SOURCE 3 ORGANISM_COMMON: SAW-SCALED VIPER; SOURCE 4 ORGANISM_TAXID: 40353; SOURCE 5 SECRETION: VENOM; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: ECHIS CARINATUS; SOURCE 8 ORGANISM_COMMON: SAW-SCALED VIPER; SOURCE 9 ORGANISM_TAXID: 40353; SOURCE 10 SECRETION: VENOM KEYWDS PLATELET AGGREGATION, ECHICETIN, DIMER, TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR J.JASTI,M.PARAMASIVAM,A.SRINIVASAN,T.P.SINGH REVDAT 3 25-OCT-23 1OZ7 1 REMARK REVDAT 2 24-FEB-09 1OZ7 1 VERSN REVDAT 1 30-DEC-03 1OZ7 0 JRNL AUTH J.JASTI,M.PARAMASIVAM,A.SRINIVASAN,T.P.SINGH JRNL TITL CRYSTAL STRUCTURE OF ECHICETIN FROM ECHIS CARINATUS (INDIAN JRNL TITL 2 SAW-SCALED VIPER) AT 2.4A RESOLUTION. JRNL REF J.MOL.BIOL. V. 335 167 2004 JRNL REFN ISSN 0022-2836 JRNL PMID 14659748 JRNL DOI 10.1016/J.JMB.2003.10.048 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.8 REMARK 3 NUMBER OF REFLECTIONS : 9372 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) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 462 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) : 2.43 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.49 REMARK 3 REFLECTION IN BIN (WORKING SET) : 443 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.60 REMARK 3 BIN R VALUE (WORKING SET) : 0.2060 REMARK 3 BIN FREE R VALUE SET COUNT : 25 REMARK 3 BIN FREE R VALUE : 0.2760 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2083 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 142 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 32.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 13.57000 REMARK 3 B22 (A**2) : -13.08000 REMARK 3 B33 (A**2) : -0.49000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 5.36000 REMARK 3 B23 (A**2) : 0.00000 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 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; NULL ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : FLAT MODEL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1OZ7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018827. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUN-02 REMARK 200 TEMPERATURE (KELVIN) : 283 REMARK 200 PH : 4.5 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 9776 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.09800 REMARK 200 R SYM (I) : 0.09800 REMARK 200 FOR THE DATA SET : 9.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.21000 REMARK 200 R SYM FOR SHELL (I) : 0.21000 REMARK 200 FOR SHELL : 2.500 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: 1BJ3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM SODIUM ACETATE, 2.0M AMMONIUM REMARK 280 SULPHATE, PH 4.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 47.62900 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3450 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 LEU A 16 CG CD1 CD2 REMARK 470 LEU A 40 CG CD1 CD2 REMARK 470 GLU A 48 CG CD OE1 OE2 REMARK 470 ASP A 52 CG OD1 OD2 REMARK 470 MET A 62 CG SD CE REMARK 470 TYR A 97 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 VAL A 102 CG1 CG2 REMARK 470 MET A 124 CG SD CE REMARK 470 ARG A 131 CG CD NE CZ NH1 NH2 REMARK 470 PHE B 56 CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR B 71 CG CD1 CD2 CE1 CE2 CZ OH 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 ASP B 62 N ASN B 101 2.11 REMARK 500 REMARK 500 REMARK: NULL 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 GLY A 60 O - C - N ANGL. DEV. = -10.6 DEGREES REMARK 500 LEU B 63 C - N - CA ANGL. DEV. = 39.3 DEGREES REMARK 500 LEU B 63 N - CA - C ANGL. DEV. = 16.2 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 LYS A 61 151.82 -44.44 REMARK 500 SER A 83 37.57 -61.37 REMARK 500 ASP A 84 -76.86 174.64 REMARK 500 PHE A 88 -70.42 -106.37 REMARK 500 ALA A 94 82.88 -68.60 REMARK 500 ILE A 95 -109.01 -43.74 REMARK 500 SER A 107 48.32 -102.85 REMARK 500 PRO A 122 176.21 -58.79 REMARK 500 PRO A 130 21.14 -71.79 REMARK 500 TYR B 9 128.50 -172.83 REMARK 500 GLU B 10 43.10 39.93 REMARK 500 ASP B 36 14.06 59.13 REMARK 500 ASN B 44 36.40 75.29 REMARK 500 SER B 45 30.13 -79.61 REMARK 500 ALA B 55 31.75 -88.11 REMARK 500 PHE B 56 -36.74 -142.74 REMARK 500 LYS B 60 -3.09 -55.33 REMARK 500 ASN B 61 81.62 35.69 REMARK 500 ASP B 62 -97.57 -130.23 REMARK 500 ASP B 86 -90.78 -77.45 REMARK 500 HIS B 95 7.09 102.45 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLY A 60 LYS A 61 -142.86 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1IXX RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X- REMARK 900 BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN REMARK 900 DOMAINS REMARK 900 RELATED ID: 1IOD RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN THE COAGULATION FACTOR X REMARK 900 BINDING PROTEIN FROM SNAKE VENOM AND THE GLA DOMAIN OF FACTOR X REMARK 900 RELATED ID: 1BJ3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF COAGULATION FACTOR IX-BINDING PROTEIN (IX-BP) REMARK 900 FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C- TYPE LECTIN REMARK 900 DOMAINS DBREF 1OZ7 A 1 131 GB 32452854 AAP41218 1 131 DBREF 1OZ7 B 1 123 GB 32450776 AAP41219 24 146 SEQRES 1 A 131 MET CYS PRO PRO GLY TRP SER SER ASN GLY VAL TYR CYS SEQRES 2 A 131 TYR MET LEU PHE LYS GLU PRO LYS THR TRP ASP GLU ALA SEQRES 3 A 131 GLU LYS PHE CYS ASN LYS GLN GLY LYS ASP GLY HIS LEU SEQRES 4 A 131 LEU SER ILE GLU SER LYS LYS GLU GLU ILE LEU VAL ASP SEQRES 5 A 131 ILE VAL VAL SER GLU ASN ILE GLY LYS MET TYR LYS ILE SEQRES 6 A 131 TRP THR GLY LEU SER GLU ARG SER LYS GLU GLN HIS CYS SEQRES 7 A 131 SER SER ARG TRP SER ASP GLY SER PHE PHE ARG SER TYR SEQRES 8 A 131 GLU ILE ALA ILE ARG TYR SER GLU CYS PHE VAL LEU GLU SEQRES 9 A 131 LYS GLN SER VAL PHE ARG THR TRP VAL ALA THR PRO CYS SEQRES 10 A 131 GLU ASN THR PHE PRO PHE MET CYS LYS TYR PRO VAL PRO SEQRES 11 A 131 ARG SEQRES 1 B 123 ASN CYS LEU PRO ASP TRP SER VAL TYR GLU GLY TYR CYS SEQRES 2 B 123 TYR LYS VAL PHE LYS GLU ARG MET ASN TRP ALA ASP ALA SEQRES 3 B 123 GLU LYS PHE CYS THR LYS GLN HIS LYS ASP GLY HIS LEU SEQRES 4 B 123 VAL SER PHE ARG ASN SER LYS GLU VAL ASP PHE VAL ILE SEQRES 5 B 123 SER LEU ALA PHE PRO MET LEU LYS ASN ASP LEU VAL TRP SEQRES 6 B 123 ILE GLY LEU THR ASP TYR TRP ARG ASP CYS ASN TRP GLU SEQRES 7 B 123 TRP SER ASP GLY ALA GLN LEU ASP TYR LYS ALA TRP ASP SEQRES 8 B 123 ASN GLU ARG HIS CYS PHE ILE TYR LYS ASN THR ASP ASN SEQRES 9 B 123 GLN TRP THR ARG ARG ASP CYS THR TRP THR PHE SER PHE SEQRES 10 B 123 VAL CYS LYS CYS PRO ALA FORMUL 3 HOH *142(H2 O) HELIX 1 1 THR A 22 GLY A 34 1 13 HELIX 2 2 SER A 44 ILE A 59 1 16 HELIX 3 3 LYS A 74 CYS A 78 5 5 HELIX 4 4 GLN A 106 VAL A 108 5 3 HELIX 5 5 ASN B 22 HIS B 34 1 13 HELIX 6 6 LYS B 46 LEU B 54 1 9 HELIX 7 7 ARG B 73 CYS B 75 5 3 SHEET 1 A 4 SER A 7 ASN A 9 0 SHEET 2 A 4 TYR A 12 LYS A 21 -1 O TYR A 14 N SER A 7 SHEET 3 A 4 PHE A 121 TYR A 127 -1 O CYS A 125 N MET A 15 SHEET 4 A 4 HIS A 38 LEU A 39 -1 N HIS A 38 O LYS A 126 SHEET 1 B 4 TRP A 112 THR A 115 0 SHEET 2 B 4 CYS A 100 GLU A 104 -1 N CYS A 100 O THR A 115 SHEET 3 B 4 LYS A 64 GLU A 71 -1 N ILE A 65 O LEU A 103 SHEET 4 B 4 TRP B 77 TRP B 79 -1 O GLU B 78 N SER A 70 SHEET 1 C 4 SER B 7 TYR B 9 0 SHEET 2 C 4 TYR B 12 MET B 21 -1 O TYR B 14 N SER B 7 SHEET 3 C 4 PHE B 115 PRO B 122 -1 O CYS B 121 N CYS B 13 SHEET 4 C 4 HIS B 38 LEU B 39 -1 N HIS B 38 O LYS B 120 SHEET 1 D 3 LEU B 63 THR B 69 0 SHEET 2 D 3 CYS B 96 LYS B 100 -1 O TYR B 99 N VAL B 64 SHEET 3 D 3 GLN B 105 ARG B 109 -1 O GLN B 105 N LYS B 100 SSBOND 1 CYS A 2 CYS A 13 1555 1555 2.03 SSBOND 2 CYS A 30 CYS A 125 1555 1555 2.03 SSBOND 3 CYS A 78 CYS B 75 1555 1555 2.02 SSBOND 4 CYS A 100 CYS A 117 1555 1555 2.03 SSBOND 5 CYS B 2 CYS B 13 1555 1555 2.03 SSBOND 6 CYS B 30 CYS B 119 1555 1555 2.02 SSBOND 7 CYS B 96 CYS B 111 1555 1555 2.03 CRYST1 37.966 95.258 42.611 90.00 112.58 90.00 P 1 21 1 2 ORIGX1 1.000000 0.000000 0.005000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.026339 0.000000 0.010953 0.00000 SCALE2 0.000000 0.010498 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025416 0.00000