HEADER HYDROLASE, TOXIN 02-FEB-04 1S8I TITLE CRYSTAL STRUCTURE OF LYS49-PHOSPHOLIPASE A2 FROM AGKISTRODON TITLE 2 CONTORTRIX LATICINCTUS, SECOND FATTY ACID FREE FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2 HOMOLOG; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MYOTOXIN; COMPND 5 EC: 3.1.1.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AGKISTRODON CONTORTRIX LATICINCTUS; SOURCE 3 ORGANISM_COMMON: BROAD-BANDED COPPERHEAD; SOURCE 4 ORGANISM_TAXID: 37195; SOURCE 5 STRAIN: LATICINCTUS; SOURCE 6 OTHER_DETAILS: SNAKE VENOM PROTEIN KEYWDS LYS49-PHOSPHOLIPASE A2, SNAKE VENOM, MYOTOXICITY, FATTY ACID FREE KEYWDS 2 FORM, HYDROLASE, TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR A.L.B.AMBROSIO,D.H.F.DE SOUZA,M.C.NONATO,H.S.SELISTRE DE ARAUJO, AUTHOR 2 C.L.OWNBY,R.C.GARRATT REVDAT 4 13-JUL-11 1S8I 1 VERSN REVDAT 3 24-FEB-09 1S8I 1 VERSN REVDAT 2 08-MAR-05 1S8I 1 JRNL REVDAT 1 10-FEB-04 1S8I 0 JRNL AUTH A.L.B.AMBROSIO,M.C.NONATO,H.S.SELISTRE DE ARAUJO,R.ARNI, JRNL AUTH 2 R.J.WARD,C.L.OWNBY,D.H.F.DE SOUZA,R.C.GARRATT JRNL TITL A MOLECULAR MECHANISM FOR LYS49-PHOSPHOLIPASE A2 ACTIVITY JRNL TITL 2 BASED ON LIGAND-INDUCED CONFORMATIONAL CHANGE. JRNL REF J.BIOL.CHEM. V. 280 7326 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 15596433 JRNL DOI 10.1074/JBC.M410588200 REMARK 2 REMARK 2 RESOLUTION. 1.61 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 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) : 1.61 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.63 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 18361 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) : 0.187 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 991 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) : 1.61 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.65 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1311 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2520 REMARK 3 BIN FREE R VALUE SET COUNT : 78 REMARK 3 BIN FREE R VALUE : 0.2810 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 972 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 155 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.42 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) : 0.34000 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): 0.086 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.083 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.044 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.211 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.949 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 985 ; 0.009 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 830 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1329 ; 1.295 ; 1.962 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1950 ; 0.816 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 120 ; 5.151 ; 5.000 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): 137 ; 0.076 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1078 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 196 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 211 ; 0.209 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 976 ; 0.235 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 522 ; 0.083 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 88 ; 0.164 ; 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): 8 ; 0.148 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 25 ; 0.246 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 17 ; 0.452 ; 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): 601 ; 0.619 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 962 ; 1.144 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 384 ; 1.813 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 367 ; 2.962 ; 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 : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 133 REMARK 3 ORIGIN FOR THE GROUP (A): 54.4020 44.9470 9.2210 REMARK 3 T TENSOR REMARK 3 T11: 0.0433 T22: 0.0545 REMARK 3 T33: 0.0502 T12: 0.0247 REMARK 3 T13: 0.0201 T23: 0.0342 REMARK 3 L TENSOR REMARK 3 L11: 1.1039 L22: 1.9038 REMARK 3 L33: 1.4148 L12: 0.1529 REMARK 3 L13: -0.2530 L23: -0.5459 REMARK 3 S TENSOR REMARK 3 S11: -0.0734 S12: -0.1149 S13: -0.0848 REMARK 3 S21: 0.0222 S22: 0.1329 S23: 0.0618 REMARK 3 S31: -0.1257 S32: -0.0832 S33: -0.0594 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 134 A 134 REMARK 3 ORIGIN FOR THE GROUP (A): 56.9430 56.2240 10.9120 REMARK 3 T TENSOR REMARK 3 T11: 0.1183 T22: 0.0014 REMARK 3 T33: 0.1522 T12: -0.0005 REMARK 3 T13: 0.0168 T23: -0.0122 REMARK 3 L TENSOR REMARK 3 L11: 10.1622 L22: 102.3821 REMARK 3 L33: 30.4019 L12: -4.4005 REMARK 3 L13: 5.6798 L23: 54.0461 REMARK 3 S TENSOR REMARK 3 S11: 0.3284 S12: -0.7794 S13: 1.7088 REMARK 3 S21: 1.4246 S22: 0.8654 S23: -0.7756 REMARK 3 S31: 1.3478 S32: 0.9217 S33: -1.1938 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1S8I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-FEB-04. REMARK 100 THE RCSB ID CODE IS RCSB021500. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-OCT-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 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 ULTRAX 18 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19354 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.609 REMARK 200 RESOLUTION RANGE LOW (A) : 26.631 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 14.600 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : 0.06100 REMARK 200 FOR THE DATA SET : 49.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.61 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.65 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 14.10 REMARK 200 R MERGE FOR SHELL (I) : 0.31400 REMARK 200 R SYM FOR SHELL (I) : 0.31400 REMARK 200 FOR SHELL : 8.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SULFUR-SAD AT CUKA REMARK 200 WAVELENGTH REMARK 200 SOFTWARE USED: SHELXD, SHARP, ARP/WARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS-HCL, AMMONIUM SULFATE, PH 8.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 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+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 28.72500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 35.28500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 35.28500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 14.36250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 35.28500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 35.28500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 43.08750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 35.28500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 35.28500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 14.36250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 35.28500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 35.28500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 43.08750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 28.72500 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 54 NZ REMARK 480 LYS A 88 CE NZ REMARK 480 LYS A 93 CE NZ REMARK 480 LYS A 115 CD CE NZ REMARK 480 LYS A 116 CD CE NZ REMARK 480 LYS A 125 CG CD CE NZ REMARK 480 LYS A 128 CD CE NZ REMARK 480 LYS A 129 CG CD CE NZ 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 86.72 -152.03 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 273 DISTANCE = 5.14 ANGSTROMS REMARK 525 HOH A 320 DISTANCE = 5.47 ANGSTROMS REMARK 525 HOH A 345 DISTANCE = 5.11 ANGSTROMS REMARK 525 HOH A 350 DISTANCE = 6.07 ANGSTROMS 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 134 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1S8G RELATED DB: PDB REMARK 900 RELATED ID: 1S8H RELATED DB: PDB DBREF 1S8I A 1 121 UNP P49121 PA2M_AGKCL 17 137 SEQRES 1 A 121 SER LEU LEU GLU LEU GLY LYS MET ILE LEU GLN GLU THR SEQRES 2 A 121 GLY LYS ASN ALA ILE THR SER TYR GLY SER TYR GLY CYS SEQRES 3 A 121 ASN CYS GLY TRP GLY HIS ARG GLY GLN PRO LYS ASP ALA SEQRES 4 A 121 THR ASP ARG CYS CYS PHE VAL HIS LYS CYS CYS TYR LYS SEQRES 5 A 121 LYS LEU THR ASP CYS ASN HIS LYS THR ASP ARG TYR SER SEQRES 6 A 121 TYR SER TRP LYS ASN LYS ALA ILE ILE CYS GLU GLU LYS SEQRES 7 A 121 ASN PRO CYS LEU LYS GLU MET CYS GLU CYS ASP LYS ALA SEQRES 8 A 121 VAL ALA ILE CYS LEU ARG GLU ASN LEU ASP THR TYR ASN SEQRES 9 A 121 LYS LYS TYR LYS ALA TYR PHE LYS PHE LYS CYS LYS LYS SEQRES 10 A 121 PRO GLU THR CYS HET SO4 A 134 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *155(H2 O) HELIX 1 1 SER A 1 GLY A 14 1 14 HELIX 2 2 ASN A 17 GLY A 23 1 7 HELIX 3 3 ASP A 39 LYS A 54 1 16 HELIX 4 4 ASN A 89 ASN A 109 1 21 HELIX 5 5 LEU A 110 TYR A 113 5 4 HELIX 6 6 ASN A 114 PHE A 124 5 10 SHEET 1 A 2 TYR A 75 LYS A 78 0 SHEET 2 A 2 ALA A 81 CYS A 84 -1 O ILE A 83 N SER A 76 SSBOND 1 CYS A 27 CYS A 126 1555 1555 2.02 SSBOND 2 CYS A 29 CYS A 45 1555 1555 2.03 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 2.05 SSBOND 7 CYS A 84 CYS A 96 1555 1555 2.03 SITE 1 AC1 8 GLY A 30 TRP A 31 GLY A 32 HIS A 33 SITE 2 AC1 8 ARG A 34 LYS A 49 LYS A 53 HOH A 291 CRYST1 70.570 70.570 57.450 90.00 90.00 90.00 P 41 21 2 8 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 0.014170 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014170 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017406 0.00000