HEADER OXIDOREDUCTASE,LYASE 06-JAN-00 1DRT TITLE CRYSTAL STRUCTURE OF CLAVAMINATE SYNTHASE IN COMPLEX WITH FE(II), 2- TITLE 2 OXOGLUTARATE AND PROCLAVAMINIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: CLAVAMINATE SYNTHASE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CLAVAMINIC ACID SYNTHASE 1 (CAS1); COMPND 5 SYNONYM: CLAVAMINIC ACID SYNTHASE 1, CAS1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES CLAVULIGERUS; SOURCE 3 ORGANISM_TAXID: 1901; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS OXYGENASE, TRIFUNCTIONAL ENZYME, CLAVAMINATE SYNTHASE 1, KEYWDS 2 OXIDOREDUCTASE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.H.ZHANG,J.REN,D.K.STAMMERS,J.E.BALDWIN,K.HARLOS,C.J.SCHOFIELD REVDAT 5 07-FEB-24 1DRT 1 REMARK LINK REVDAT 4 13-JUL-11 1DRT 1 VERSN REVDAT 3 24-FEB-09 1DRT 1 VERSN REVDAT 2 01-APR-03 1DRT 1 JRNL REVDAT 1 06-JUL-00 1DRT 0 JRNL AUTH Z.ZHANG,J.REN,D.K.STAMMERS,J.E.BALDWIN,K.HARLOS, JRNL AUTH 2 C.J.SCHOFIELD JRNL TITL STRUCTURAL ORIGINS OF THE SELECTIVITY OF THE TRIFUNCTIONAL JRNL TITL 2 OXYGENASE CLAVAMINIC ACID SYNTHASE. JRNL REF NAT.STRUCT.BIOL. V. 7 127 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 10655615 JRNL DOI 10.1038/72398 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.7 REMARK 3 NUMBER OF REFLECTIONS : 17479 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) : 0.219 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 832 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 2434 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 163 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 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) : 1.400 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 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DRT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JAN-00. REMARK 100 THE DEPOSITION ID IS D_1000010318. 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 REMARK 200 PH : NULL 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL 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 : 18084 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -1.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : 2.910 REMARK 200 R MERGE (I) : 0.09600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.1200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : 0.47100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 32.74000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.75000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.32000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.75000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.74000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.32000 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 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 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 GLY A 207 REMARK 465 GLY A 208 REMARK 465 VAL A 209 REMARK 465 ASP A 210 REMARK 465 ASP A 211 REMARK 465 PRO A 212 REMARK 465 GLY A 213 REMARK 465 ALA A 214 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 ASP A 27 78.11 -163.26 REMARK 500 ARG A 112 -59.35 -28.72 REMARK 500 SER A 116 15.47 59.15 REMARK 500 SER A 137 -63.19 -149.05 REMARK 500 LEU A 152 35.77 -97.36 REMARK 500 ASP A 227 55.93 -174.72 REMARK 500 GLU A 235 -46.88 -178.35 REMARK 500 GLU A 240 -74.56 -99.99 REMARK 500 ASN A 274 0.66 -68.38 REMARK 500 ASN A 305 51.45 31.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 A 325 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 144 NE2 REMARK 620 2 GLU A 146 OE1 93.3 REMARK 620 3 HIS A 279 NE2 95.4 86.6 REMARK 620 4 AKG A 326 O1 158.2 103.3 99.5 REMARK 620 5 AKG A 326 O5 91.4 173.9 89.0 73.2 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCV A 327 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 325 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AKG A 326 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DRY RELATED DB: PDB REMARK 900 RELATED ID: 1DS0 RELATED DB: PDB REMARK 900 RELATED ID: 1DS1 RELATED DB: PDB DBREF 1DRT A 1 324 UNP Q05581 CAS1_STRCL 1 324 SEQRES 1 A 324 MET THR SER VAL ASP CYS THR ALA TYR GLY PRO GLU LEU SEQRES 2 A 324 ARG ALA LEU ALA ALA ARG LEU PRO ARG THR PRO ARG ALA SEQRES 3 A 324 ASP LEU TYR ALA PHE LEU ASP ALA ALA HIS THR ALA ALA SEQRES 4 A 324 ALA SER LEU PRO GLY ALA LEU ALA THR ALA LEU ASP THR SEQRES 5 A 324 PHE ASN ALA GLU GLY SER GLU ASP GLY HIS LEU LEU LEU SEQRES 6 A 324 ARG GLY LEU PRO VAL GLU ALA ASP ALA ASP LEU PRO THR SEQRES 7 A 324 THR PRO SER SER THR PRO ALA PRO GLU ASP ARG SER LEU SEQRES 8 A 324 LEU THR MET GLU ALA MET LEU GLY LEU VAL GLY ARG ARG SEQRES 9 A 324 LEU GLY LEU HIS THR GLY TYR ARG GLU LEU ARG SER GLY SEQRES 10 A 324 THR VAL TYR HIS ASP VAL TYR PRO SER PRO GLY ALA HIS SEQRES 11 A 324 HIS LEU SER SER GLU THR SER GLU THR LEU LEU GLU PHE SEQRES 12 A 324 HIS THR GLU MET ALA TYR HIS ARG LEU GLN PRO ASN TYR SEQRES 13 A 324 VAL MET LEU ALA CYS SER ARG ALA ASP HIS GLU ARG THR SEQRES 14 A 324 ALA ALA THR LEU VAL ALA SER VAL ARG LYS ALA LEU PRO SEQRES 15 A 324 LEU LEU ASP GLU ARG THR ARG ALA ARG LEU LEU ASP ARG SEQRES 16 A 324 ARG MET PRO CYS CYS VAL ASP VAL ALA PHE ARG GLY GLY SEQRES 17 A 324 VAL ASP ASP PRO GLY ALA ILE ALA GLN VAL LYS PRO LEU SEQRES 18 A 324 TYR GLY ASP ALA ASP ASP PRO PHE LEU GLY TYR ASP ARG SEQRES 19 A 324 GLU LEU LEU ALA PRO GLU ASP PRO ALA ASP LYS GLU ALA SEQRES 20 A 324 VAL ALA ALA LEU SER LYS ALA LEU ASP GLU VAL THR GLU SEQRES 21 A 324 ALA VAL TYR LEU GLU PRO GLY ASP LEU LEU ILE VAL ASP SEQRES 22 A 324 ASN PHE ARG THR THR HIS ALA ARG THR PRO PHE SER PRO SEQRES 23 A 324 ARG TRP ASP GLY LYS ASP ARG TRP LEU HIS ARG VAL TYR SEQRES 24 A 324 ILE ARG THR ASP ARG ASN GLY GLN LEU SER GLY GLY GLU SEQRES 25 A 324 ARG ALA GLY ASP VAL VAL ALA PHE THR PRO ARG GLY HET PCV A 327 14 HET FE2 A 325 1 HET AKG A 326 10 HETNAM PCV 5-AMINO-3-HYDROXY-2-(2-OXO-AZETIDIN-1-YL)-PENTANOIC HETNAM 2 PCV ACID HETNAM FE2 FE (II) ION HETNAM AKG 2-OXOGLUTARIC ACID HETSYN PCV PROCLAVAMINIC ACID FORMUL 2 PCV C8 H14 N2 O4 FORMUL 3 FE2 FE 2+ FORMUL 4 AKG C5 H6 O5 FORMUL 5 HOH *163(H2 O) HELIX 1 1 TYR A 9 LEU A 20 1 12 HELIX 2 2 THR A 23 ALA A 26 5 4 HELIX 3 3 ASP A 27 ALA A 40 1 14 HELIX 4 4 PRO A 43 GLY A 57 1 15 HELIX 5 5 ALA A 72 LEU A 76 5 5 HELIX 6 6 LEU A 92 GLY A 106 1 15 HELIX 7 7 LEU A 114 THR A 118 5 5 HELIX 8 8 VAL A 177 LEU A 181 1 5 HELIX 9 9 PRO A 182 LEU A 184 5 3 HELIX 10 10 ASP A 185 LEU A 193 1 9 HELIX 11 11 ASP A 202 ARG A 206 5 5 HELIX 12 12 ASP A 241 THR A 259 1 19 HELIX 13 13 ASP A 303 GLN A 307 5 5 SHEET 1 A 6 SER A 3 ASP A 5 0 SHEET 2 A 6 HIS A 62 ARG A 66 1 O LEU A 64 N VAL A 4 SHEET 3 A 6 LEU A 269 ASP A 273 -1 O LEU A 269 N LEU A 65 SHEET 4 A 6 TYR A 156 ARG A 163 -1 O VAL A 157 N VAL A 272 SHEET 5 A 6 TRP A 294 ARG A 301 -1 N TRP A 294 O ARG A 163 SHEET 6 A 6 LEU A 107 HIS A 108 -1 O LEU A 107 N ARG A 301 SHEET 1 B 6 SER A 3 ASP A 5 0 SHEET 2 B 6 HIS A 62 ARG A 66 1 O LEU A 64 N VAL A 4 SHEET 3 B 6 LEU A 269 ASP A 273 -1 O LEU A 269 N LEU A 65 SHEET 4 B 6 TYR A 156 ARG A 163 -1 O VAL A 157 N VAL A 272 SHEET 5 B 6 TRP A 294 ARG A 301 -1 N TRP A 294 O ARG A 163 SHEET 6 B 6 HIS A 121 VAL A 123 -1 N HIS A 121 O ARG A 297 SHEET 1 C 2 GLY A 110 TYR A 111 0 SHEET 2 C 2 VAL A 317 VAL A 318 1 N VAL A 318 O GLY A 110 SHEET 1 D 4 LEU A 141 HIS A 144 0 SHEET 2 D 4 THR A 277 ARG A 281 -1 N HIS A 279 O HIS A 144 SHEET 3 D 4 THR A 172 SER A 176 -1 N LEU A 173 O ALA A 280 SHEET 4 D 4 GLU A 260 VAL A 262 -1 N GLU A 260 O VAL A 174 SHEET 1 E 2 MET A 197 PRO A 198 0 SHEET 2 E 2 GLN A 217 VAL A 218 -1 O VAL A 218 N MET A 197 SHEET 1 F 2 LEU A 221 TYR A 222 0 SHEET 2 F 2 PHE A 229 LEU A 230 -1 N PHE A 229 O TYR A 222 LINK NE2 HIS A 144 FE FE2 A 325 1555 1555 2.11 LINK OE1 GLU A 146 FE FE2 A 325 1555 1555 2.05 LINK NE2 HIS A 279 FE FE2 A 325 1555 1555 2.18 LINK FE FE2 A 325 O1 AKG A 326 1555 1555 1.80 LINK FE FE2 A 325 O5 AKG A 326 1555 1555 2.54 CISPEP 1 THR A 83 PRO A 84 0 -0.63 SITE 1 AC1 9 LEU A 114 LEU A 132 SER A 134 HIS A 144 SITE 2 AC1 9 GLU A 146 MET A 147 ASP A 202 ARG A 297 SITE 3 AC1 9 TYR A 299 SITE 1 AC2 4 HIS A 144 GLU A 146 HIS A 279 AKG A 326 SITE 1 AC3 13 SER A 134 LEU A 141 HIS A 144 GLU A 146 SITE 2 AC3 13 LEU A 159 THR A 172 HIS A 279 ARG A 281 SITE 3 AC3 13 ARG A 293 LEU A 295 ARG A 297 FE2 A 325 SITE 4 AC3 13 HOH A 371 CRYST1 65.480 68.640 69.500 90.00 90.00 90.00 P 21 21 21 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 0.015272 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014569 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014388 0.00000