HEADER HYDROLASE(SERINE PROTEINASE) 05-MAY-94 1GCD TITLE REFINED CRYSTAL STRUCTURE OF "AGED" AND "NON-AGED" TITLE 2 ORGANOPHOSPHORYL CONJUGATES OF GAMMA-CHYMOTRYPSIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: GAMMA-CHYMOTRYPSIN; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS HYDROLASE(SERINE PROTEINASE) EXPDTA X-RAY DIFFRACTION AUTHOR M.HAREL,J.L.SUSSMAN,I.SILMAN REVDAT 3 24-FEB-09 1GCD 1 VERSN REVDAT 2 01-APR-03 1GCD 1 JRNL REVDAT 1 22-JUN-94 1GCD 0 JRNL AUTH M.HAREL,C.T.SU,F.FROLOW,Y.ASHANI,I.SILMAN, JRNL AUTH 2 J.L.SUSSMAN JRNL TITL REFINED CRYSTAL STRUCTURES OF "AGED" AND JRNL TITL 2 "NON-AGED" ORGANOPHOSPHORYL CONJUGATES OF JRNL TITL 3 GAMMA-CHYMOTRYPSIN. JRNL REF J.MOL.BIOL. V. 221 909 1991 JRNL REFN ISSN 0022-2836 JRNL PMID 1942036 JRNL DOI 10.1016/0022-2836(91)80183-U REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.HAREL,C.-T.SU,F.FROLOW,I.SILMAN,J.L.SUSSMAN REMARK 1 TITL GAMMA-CHYMOTRYPSIN IS A COMPLEX OF REMARK 1 TITL 2 ALPHA-CHYMOTRYPSIN WITH ITS OWN AUTOLYSIS PRODUCTS REMARK 1 REF BIOCHEMISTRY V. 30 5217 1991 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 16171 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.187 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1744 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 278 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.016 ; 0.025 REMARK 3 ANGLE DISTANCE (A) : 0.031 ; 0.035 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.036 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL 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) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GCD 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 : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 34.50000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 47.65000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.50000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 34.50000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 47.65000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.50000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 34.50000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 47.65000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 34.50000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.50000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 47.65000 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 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 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 69.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 11 REMARK 465 GLY A 12 REMARK 465 LEU A 13 REMARK 465 SER A 14 REMARK 465 ARG A 15 REMARK 465 THR A 147 REMARK 465 ASN A 148 REMARK 465 ALA A 149 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 GLU A 21 OE1 - CD - OE2 ANGL. DEV. = 11.0 DEGREES REMARK 500 CYS A 42 CA - CB - SG ANGL. DEV. = 7.5 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 18 13.99 87.69 REMARK 500 PHE A 71 -60.72 -130.72 REMARK 500 ASN A 204 50.22 31.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 COVALENTLY BOUND DIETHYL PHOSPHORYL MOIETY (PARAOXON) REMARK 600 DEP 290: REMARK 600 C4-C3-O2-P-O1-C1-C2 REMARK 600 | REMARK 600 O4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 296 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 297 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 298 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DEP A 290 REMARK 999 REMARK 999 SEQUENCE REMARK 999 REMARK 999 AMINO ACID SEQUENCE FOR THIS ENTRY IS TAKEN FROM BLOW ET REMARK 999 AL., NATURE, 221, 337 (1969). DBREF 1GCD A 1 245 UNP P00766 CTRA_BOVIN 1 245 SEQRES 1 A 245 CYS GLY VAL PRO ALA ILE GLN PRO VAL LEU SER GLY LEU SEQRES 2 A 245 SER ARG ILE VAL ASN GLY GLU GLU ALA VAL PRO GLY SER SEQRES 3 A 245 TRP PRO TRP GLN VAL SER LEU GLN ASP LYS THR GLY PHE SEQRES 4 A 245 HIS PHE CYS GLY GLY SER LEU ILE ASN GLU ASN TRP VAL SEQRES 5 A 245 VAL THR ALA ALA HIS CYS GLY VAL THR THR SER ASP VAL SEQRES 6 A 245 VAL VAL ALA GLY GLU PHE ASP GLN GLY SER SER SER GLU SEQRES 7 A 245 LYS ILE GLN LYS LEU LYS ILE ALA LYS VAL PHE LYS ASN SEQRES 8 A 245 SER LYS TYR ASN SER LEU THR ILE ASN ASN ASP ILE THR SEQRES 9 A 245 LEU LEU LYS LEU SER THR ALA ALA SER PHE SER GLN THR SEQRES 10 A 245 VAL SER ALA VAL CYS LEU PRO SER ALA SER ASP ASP PHE SEQRES 11 A 245 ALA ALA GLY THR THR CYS VAL THR THR GLY TRP GLY LEU SEQRES 12 A 245 THR ARG TYR THR ASN ALA ASN THR PRO ASP ARG LEU GLN SEQRES 13 A 245 GLN ALA SER LEU PRO LEU LEU SER ASN THR ASN CYS LYS SEQRES 14 A 245 LYS TYR TRP GLY THR LYS ILE LYS ASP ALA MET ILE CYS SEQRES 15 A 245 ALA GLY ALA SER GLY VAL SER SER CYS MET GLY ASP SER SEQRES 16 A 245 GLY GLY PRO LEU VAL CYS LYS LYS ASN GLY ALA TRP THR SEQRES 17 A 245 LEU VAL GLY ILE VAL SER TRP GLY SER SER THR CYS SER SEQRES 18 A 245 THR SER THR PRO GLY VAL TYR ALA ARG VAL THR ALA LEU SEQRES 19 A 245 VAL ASN TRP VAL GLN GLN THR LEU ALA ALA ASN HET SO4 A 296 5 HET SO4 A 297 5 HET SO4 A 298 5 HET DEP A 290 8 HETNAM SO4 SULFATE ION HETNAM DEP DIETHYL PHOSPHONATE FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 DEP C4 H11 O3 P FORMUL 6 HOH *278(H2 O) HELIX 1 H1 ASN A 167 ILE A 176 1 10 HELIX 2 H2 VAL A 231 ASN A 245 1 15 SHEET 1 A 7 GLU A 20 GLU A 21 0 SHEET 2 A 7 GLN A 156 PRO A 161 -1 N GLN A 157 O GLU A 20 SHEET 3 A 7 THR A 135 GLY A 140 -1 N CYS A 136 O LEU A 160 SHEET 4 A 7 PRO A 198 LYS A 203 -1 O PRO A 198 N THR A 139 SHEET 5 A 7 ALA A 206 TRP A 215 -1 N ALA A 206 O LYS A 203 SHEET 6 A 7 PRO A 225 ARG A 230 -1 N VAL A 227 O TRP A 215 SHEET 7 A 7 MET A 180 GLY A 184 -1 N ILE A 181 O TYR A 228 SHEET 1 B 7 GLN A 30 GLN A 34 0 SHEET 2 B 7 HIS A 40 ASN A 48 -1 N PHE A 41 O LEU A 33 SHEET 3 B 7 TRP A 51 THR A 54 -1 O TRP A 51 N ILE A 47 SHEET 4 B 7 THR A 104 LEU A 108 -1 O THR A 104 N THR A 54 SHEET 5 B 7 GLN A 81 LYS A 90 -1 N ALA A 86 O LYS A 107 SHEET 6 B 7 VAL A 65 ALA A 68 -1 O VAL A 66 N LEU A 83 SHEET 7 B 7 GLN A 30 GLN A 34 -1 O SER A 32 N VAL A 67 SSBOND 1 CYS A 1 CYS A 122 1555 1555 2.01 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.06 SSBOND 3 CYS A 136 CYS A 201 1555 1555 1.99 SSBOND 4 CYS A 168 CYS A 182 1555 1555 2.05 SSBOND 5 CYS A 191 CYS A 220 1555 1555 2.00 LINK OG SER A 195 P DEP A 290 1555 1555 1.54 SITE 1 CAT 3 HIS A 57 ASP A 102 SER A 195 SITE 1 AC1 2 SER A 115 GLN A 116 SITE 1 AC2 5 PRO A 152 ASP A 153 ARG A 154 HOH A 377 SITE 2 AC2 5 HOH A 526 SITE 1 AC3 6 LYS A 36 SER A 92 TRP A 237 HOH A 331 SITE 2 AC3 6 HOH A 431 HOH A 510 SITE 1 AC4 7 HIS A 57 CYS A 191 MET A 192 GLY A 193 SITE 2 AC4 7 ASP A 194 SER A 195 HOH A 564 CRYST1 69.000 69.000 95.300 90.00 90.00 90.00 P 42 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 0.014493 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014493 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010493 0.00000