HEADER ISOMERASE 21-MAY-03 1OH0 TITLE CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE COMPLEXED WITH TITLE 2 EQUILENIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROID DELTA-ISOMERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DELTA-5-3-KETOSTEROID ISOMERASE; COMPND 5 EC: 5.3.3.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS ISOMERASE, KETOSTEROID ISOMERASE, KSI, EQUILENIN, PI, LBHB EXPDTA X-RAY DIFFRACTION AUTHOR K.-H.KIM,S.-S.CHA,M.BYUN,B.-H.OH REVDAT 2 24-FEB-09 1OH0 1 VERSN REVDAT 1 04-JUN-03 1OH0 0 SPRSDE 04-JUN-03 1OH0 4TSU JRNL AUTH S.-W.KIM,S.-S.CHA,H.-S.CHO,J.-S.KIM,N.-C.HA, JRNL AUTH 2 M.-J.CHO,S.JOO,K.-K.KIM,K.-Y.CHOI,B.-H.OH JRNL TITL HIGH-RESOLUTION CRYSTAL STRUCTURES OF JRNL TITL 2 DELTA5-3-KETOSTEROID ISOMERASE WITH AND WITHOUT A JRNL TITL 3 REACTION INTERMEDIATE ANALOGUE JRNL REF BIOCHEMISTRY V. 36 14030 1997 JRNL REFN ISSN 0006-2960 JRNL PMID 9369474 JRNL DOI 10.1021/BI971546+ REMARK 2 REMARK 2 RESOLUTION. 1.1 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.1 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.3 REMARK 3 NUMBER OF REFLECTIONS : 117036 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.220 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.0 REMARK 3 FREE R VALUE TEST SET COUNT : 5911 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 50 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.11 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1891 REMARK 3 BIN R VALUE (WORKING SET) : 0.300 REMARK 3 BIN FREE R VALUE : 0.257 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 87 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 : 1955 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 215 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) : 0.0 REMARK 3 B13 (A**2) : 0.0 REMARK 3 B23 (A**2) : 0.0 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) : 6.0 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.201 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : NULL REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1OH0 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-MAY-03. REMARK 100 THE PDBE ID CODE IS EBI-12759. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.80 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 6B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 143835 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.03200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 39.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.09 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.16700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: UNINHIBITED KSI STRUCTURE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.3 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.7 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% POLYETHYLENEGLYCOL 4000, REMARK 280 0.1 M SODIUM CITRATE PH 5.6 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 43.16700 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.02200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 43.16700 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 36.02200 REMARK 290 SMTRY3 4 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 GENERATING THE BIOMOLECULE 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: PQS 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 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 MET A 1 REMARK 465 ASN A 2 REMARK 465 ARG A 128 REMARK 465 GLU A 129 REMARK 465 PRO A 130 REMARK 465 GLN A 131 REMARK 465 MET B 201 REMARK 465 ASN B 202 REMARK 465 GLN B 331 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 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 MET A 90 -157.61 -151.70 REMARK 500 ASP B 234 -9.19 -57.54 REMARK 500 TRP B 320 159.77 178.71 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 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EQU A1128 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EQU B1331 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME B1332 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1C7H RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A MUTANT R75A IN REMARK 900 KETOSTEROID ISOMERASE FROM PSEDOMONAS PUTIDA REMARK 900 BIOTYPE B REMARK 900 RELATED ID: 1DMM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF MUTANT ENZYMES Y57F OF REMARK 900 KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA REMARK 900 BIOTYPE B REMARK 900 RELATED ID: 1DMN RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF MUTANT ENZYME Y32F/Y57F REMARK 900 OF KETOSTEROID ISOMERASE FROM PSEUDOMONAS REMARK 900 PUTIDA BIOTYPE B REMARK 900 RELATED ID: 1DMQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF MUTANT ENZYME Y32F OF REMARK 900 KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA REMARK 900 BIOTYPE B REMARK 900 RELATED ID: 1E3R RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE REMARK 900 MUTANT D40N (D38N TI NUMBERING) FROM REMARK 900 PSEUDOMONAS PUTIDA COMPLEXED WITH ANDROSTEN- REMARK 900 3BETA-OL-17-ONE REMARK 900 RELATED ID: 1E3V RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE REMARK 900 FROM PSEDOMONAS PUTIDA COMPLEXED WITH REMARK 900 DEOXYCHOLATE REMARK 900 RELATED ID: 1E97 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE REMARK 900 FROM PSEUDOMONAS PUTIDA ; TRIPLE MUTANT Y16F/ REMARK 900 Y32F/Y57F REMARK 900 RELATED ID: 1EA2 RELATED DB: PDB REMARK 900 PSEUDOREVERSION OF THE CATALYTIC ACTIVITY OF REMARK 900 Y14F BY THE ADDITIONAL TYROSIN- TO - REMARK 900 PHENYLALANINE SUBSTITUTION(S) IN THE HYDROGEN REMARK 900 BOND NETWORK OF %D5-3-KETOSTEROID REMARK 900 ISOMERASE FROM PHEUDOMONAS PUTIDA BIOTYPE B REMARK 900 RELATED ID: 1GS3 RELATED DB: PDB REMARK 900 HIGH RESOLUTION CRYSTAL STRUCTURE OF PI REMARK 900 DELTA-5-3-KETOSTEROID ISOMERASE MUTANTS Y30F REMARK 900 /Y55F/Y115F/D38N (Y32F/Y57F/Y119F/D40N, REMARK 900 PI NUMBERING)COMPLEXED WITH EQUILENIN AT 2. REMARK 900 1 A RESOLUTION REMARK 900 RELATED ID: 1K41 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KSI Y57S MUTANT REMARK 900 RELATED ID: 1OGX RELATED DB: PDB REMARK 900 HIGH RESOLUTION CRYSTAL STRUCTURE OF REMARK 900 KETOSTEROID ISOMERASE MUTANT D40N(D38N, TI REMARK 900 NUMBERING) COMPLEXED WITH EQUILENIN AT 2.0 REMARK 900 A RESOLUTION. REMARK 900 RELATED ID: 1OH0 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE REMARK 900 COMPLEXED WITH EQUILENIN REMARK 900 RELATED ID: 1OHO RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE REMARK 900 Y16F/D40N MUTANT COMPLEXED WITH EQUILENIN REMARK 900 RELATED ID: 1OPY RELATED DB: PDB REMARK 900 KSI DBREF 1OH0 A 1 131 UNP P07445 SDIS_PSEPU 1 131 DBREF 1OH0 B 201 331 UNP P07445 SDIS_PSEPU 1 131 SEQRES 1 A 131 MET ASN LEU PRO THR ALA GLN GLU VAL GLN GLY LEU MET SEQRES 2 A 131 ALA ARG TYR ILE GLU LEU VAL ASP VAL GLY ASP ILE GLU SEQRES 3 A 131 ALA ILE VAL GLN MET TYR ALA ASP ASP ALA THR VAL GLU SEQRES 4 A 131 ASP PRO PHE GLY GLN PRO PRO ILE HIS GLY ARG GLU GLN SEQRES 5 A 131 ILE ALA ALA PHE TYR ARG GLN GLY LEU GLY GLY GLY LYS SEQRES 6 A 131 VAL ARG ALA CYS LEU THR GLY PRO VAL ARG ALA SER HIS SEQRES 7 A 131 ASN GLY CYS GLY ALA MET PRO PHE ARG VAL GLU MET VAL SEQRES 8 A 131 TRP ASN GLY GLN PRO CYS ALA LEU ASP VAL ILE ASP VAL SEQRES 9 A 131 MET ARG PHE ASP GLU HIS GLY ARG ILE GLN THR MET GLN SEQRES 10 A 131 ALA TYR TRP SER GLU VAL ASN LEU SER VAL ARG GLU PRO SEQRES 11 A 131 GLN SEQRES 1 B 131 MET ASN LEU PRO THR ALA GLN GLU VAL GLN GLY LEU MET SEQRES 2 B 131 ALA ARG TYR ILE GLU LEU VAL ASP VAL GLY ASP ILE GLU SEQRES 3 B 131 ALA ILE VAL GLN MET TYR ALA ASP ASP ALA THR VAL GLU SEQRES 4 B 131 ASP PRO PHE GLY GLN PRO PRO ILE HIS GLY ARG GLU GLN SEQRES 5 B 131 ILE ALA ALA PHE TYR ARG GLN GLY LEU GLY GLY GLY LYS SEQRES 6 B 131 VAL ARG ALA CYS LEU THR GLY PRO VAL ARG ALA SER HIS SEQRES 7 B 131 ASN GLY CYS GLY ALA MET PRO PHE ARG VAL GLU MET VAL SEQRES 8 B 131 TRP ASN GLY GLN PRO CYS ALA LEU ASP VAL ILE ASP VAL SEQRES 9 B 131 MET ARG PHE ASP GLU HIS GLY ARG ILE GLN THR MET GLN SEQRES 10 B 131 ALA TYR TRP SER GLU VAL ASN LEU SER VAL ARG GLU PRO SEQRES 11 B 131 GLN HET EQU A1128 20 HET EQU B1331 20 HET BME B1332 4 HETNAM EQU EQUILENIN HETNAM BME BETA-MERCAPTOETHANOL FORMUL 3 EQU 2(C18 H18 O2) FORMUL 5 BME C2 H6 O S FORMUL 6 HOH *215(H2 O1) HELIX 1 1 THR A 5 GLY A 23 1 19 HELIX 2 2 ASP A 24 MET A 31 1 8 HELIX 3 3 GLY A 49 GLY A 62 1 14 HELIX 4 4 SER A 121 VAL A 123 5 3 HELIX 5 5 THR B 205 GLY B 223 1 19 HELIX 6 6 ASP B 224 MET B 231 1 8 HELIX 7 7 GLY B 249 GLY B 262 1 14 HELIX 8 8 SER B 321 VAL B 323 5 3 SHEET 1 AA 5 ILE A 47 HIS A 48 0 SHEET 2 AA 5 TYR A 32 GLU A 39 -1 O VAL A 38 N ILE A 47 SHEET 3 AA 5 ILE A 113 TYR A 119 1 O ILE A 113 N ALA A 33 SHEET 4 AA 5 PRO A 96 PHE A 107 -1 O ILE A 102 N TYR A 119 SHEET 5 AA 5 CYS A 81 VAL A 91 -1 O GLY A 82 N MET A 105 SHEET 1 AB 5 ILE A 47 HIS A 48 0 SHEET 2 AB 5 TYR A 32 GLU A 39 -1 O VAL A 38 N ILE A 47 SHEET 3 AB 5 ILE A 113 TYR A 119 1 O ILE A 113 N ALA A 33 SHEET 4 AB 5 PRO A 96 PHE A 107 -1 O ILE A 102 N TYR A 119 SHEET 5 AB 5 LEU A 125 SER A 126 -1 O SER A 126 N ALA A 98 SHEET 1 BA 5 ILE B 247 HIS B 248 0 SHEET 2 BA 5 TYR B 232 GLU B 239 -1 O VAL B 238 N ILE B 247 SHEET 3 BA 5 ILE B 313 TYR B 319 1 O ILE B 313 N ALA B 233 SHEET 4 BA 5 GLN B 295 PHE B 307 -1 O ILE B 302 N TYR B 319 SHEET 5 BA 5 CYS B 281 TRP B 292 -1 O GLY B 282 N MET B 305 SHEET 1 BB 5 ILE B 247 HIS B 248 0 SHEET 2 BB 5 TYR B 232 GLU B 239 -1 O VAL B 238 N ILE B 247 SHEET 3 BB 5 ILE B 313 TYR B 319 1 O ILE B 313 N ALA B 233 SHEET 4 BB 5 GLN B 295 PHE B 307 -1 O ILE B 302 N TYR B 319 SHEET 5 BB 5 LEU B 325 VAL B 327 -1 O SER B 326 N ALA B 298 CISPEP 1 ASP A 40 PRO A 41 0 0.00 CISPEP 2 ASP B 240 PRO B 241 0 0.01 SITE 1 AC1 9 TYR A 16 ASP A 40 PHE A 86 MET A 90 SITE 2 AC1 9 ASP A 103 MET A 116 TRP A 120 TRP B 292 SITE 3 AC1 9 ASN B 293 SITE 1 AC2 10 ASN A 93 TYR B 216 ASP B 240 PHE B 286 SITE 2 AC2 10 MET B 290 LEU B 299 ASP B 303 MET B 316 SITE 3 AC2 10 TRP B 320 HOH B2068 SITE 1 AC3 3 CYS B 269 ARG B 287 GLU B 289 CRYST1 86.334 72.044 50.708 90.00 90.03 90.00 C 1 2 1 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 0.011583 0.000000 0.000005 0.00000 SCALE2 0.000000 0.013880 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019721 0.00000 MASTER 334 0 3 8 20 0 7 6 0 0 0 22 END