HEADER OXIDOREDUCTASE 05-DEC-13 4NVJ TITLE PREDICTING PROTEIN CONFORMATIONAL RESPONSE IN PROSPECTIVE LIGAND TITLE 2 DISCOVERY. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE; COMPND 3 CHAIN: B; COMPND 4 FRAGMENT: UNP RESIDUES 72-362; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 285006; SOURCE 5 STRAIN: RM11-1A; SOURCE 6 GENE: CCP1 CCP CPO YKR066C, SCRG_04081; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS MODEL SYSTEM, FLEXIBILITY, DYNAMIC, LOOP, SIDE-CHAINS, ENERGY KEYWDS 2 PENALTY, OCCUPANCY, BOLTZMANN WEIGHTS, FLEXIBLE DOCKING, LIGAND KEYWDS 3 BINDING, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.FISCHER,J.S.FRASER REVDAT 3 28-FEB-24 4NVJ 1 REMARK SEQADV REVDAT 2 24-JUN-15 4NVJ 1 JRNL REVDAT 1 25-DEC-13 4NVJ 0 JRNL AUTH M.FISCHER,R.G.COLEMAN,J.S.FRASER,B.K.SHOICHET JRNL TITL INCORPORATION OF PROTEIN FLEXIBILITY AND CONFORMATIONAL JRNL TITL 2 ENERGY PENALTIES IN DOCKING SCREENS TO IMPROVE LIGAND JRNL TITL 3 DISCOVERY. JRNL REF NAT CHEM V. 6 575 2014 JRNL REFN ISSN 1755-4330 JRNL PMID 24950326 JRNL DOI 10.1038/NCHEM.1954 REMARK 2 REMARK 2 RESOLUTION. 1.81 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX DEV_1391 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.81 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 36134 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.157 REMARK 3 R VALUE (WORKING SET) : 0.155 REMARK 3 FREE R VALUE : 0.184 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 1846 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 46.0000 - 4.2620 1.00 2829 139 0.1435 0.1537 REMARK 3 2 4.2620 - 3.3832 1.00 2687 152 0.1283 0.1553 REMARK 3 3 3.3832 - 2.9556 1.00 2671 140 0.1485 0.1588 REMARK 3 4 2.9556 - 2.6854 1.00 2633 141 0.1524 0.1934 REMARK 3 5 2.6854 - 2.4930 1.00 2626 151 0.1491 0.1835 REMARK 3 6 2.4930 - 2.3460 1.00 2621 145 0.1524 0.1798 REMARK 3 7 2.3460 - 2.2285 1.00 2639 120 0.1560 0.2296 REMARK 3 8 2.2285 - 2.1315 1.00 2615 144 0.1592 0.2008 REMARK 3 9 2.1315 - 2.0494 1.00 2620 134 0.1665 0.2071 REMARK 3 10 2.0494 - 1.9787 1.00 2562 152 0.1891 0.2176 REMARK 3 11 1.9787 - 1.9169 1.00 2626 142 0.2085 0.2561 REMARK 3 12 1.9169 - 1.8621 1.00 2582 154 0.2216 0.2590 REMARK 3 13 1.8621 - 1.8130 1.00 2577 132 0.2507 0.2640 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.140 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.800 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.88 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.93 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.017 2710 REMARK 3 ANGLE : 1.450 3701 REMARK 3 CHIRALITY : 0.107 348 REMARK 3 PLANARITY : 0.008 500 REMARK 3 DIHEDRAL : 17.472 999 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4NVJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1000083708. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUL-12 REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95372 REMARK 200 MONOCHROMATOR : KOHZU DUAL DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XSCALE REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36134 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.810 REMARK 200 RESOLUTION RANGE LOW (A) : 46.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.81 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.71500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: COMPOUND SOAKED INTO CRYSTAL GROWN IN REMARK 280 EQUAL VOLUME OF 500MM MES BUFFER (PH 6.0) AND 25% MPD, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 283K 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 25.65000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.01500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.54000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.01500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.65000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.54000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 HIS B 60 N CA C O CB CG ND1 REMARK 480 HIS B 60 CD2 CE1 NE2 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 ALA B 192 35.34 -149.93 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 HEM B 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 175 NE2 REMARK 620 2 HEM B 301 NA 96.3 REMARK 620 3 HEM B 301 NB 91.0 88.0 REMARK 620 4 HEM B 301 NC 86.9 176.6 90.8 REMARK 620 5 HEM B 301 ND 93.2 92.4 175.7 88.6 REMARK 620 6 HOH B 499 O 177.9 83.4 86.9 93.4 88.9 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 2NX B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES B 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4NVA RELATED DB: PDB REMARK 900 RELATED ID: 4NVB RELATED DB: PDB REMARK 900 RELATED ID: 4NVC RELATED DB: PDB REMARK 900 RELATED ID: 4NVD RELATED DB: PDB REMARK 900 RELATED ID: 4NVE RELATED DB: PDB REMARK 900 RELATED ID: 4NVF RELATED DB: PDB REMARK 900 RELATED ID: 4NVG RELATED DB: PDB REMARK 900 RELATED ID: 4NVH RELATED DB: PDB REMARK 900 RELATED ID: 4NVI RELATED DB: PDB REMARK 900 RELATED ID: 4NVK RELATED DB: PDB REMARK 900 RELATED ID: 4NVL RELATED DB: PDB REMARK 900 RELATED ID: 4NVM RELATED DB: PDB REMARK 900 RELATED ID: 4NVN RELATED DB: PDB REMARK 900 RELATED ID: 4NVO RELATED DB: PDB DBREF 4NVJ B 4 292 UNP B3LRE1 B3LRE1_YEAS1 72 362 SEQADV 4NVJ GLY B 190 UNP B3LRE1 PRO 258 ENGINEERED MUTATION SEQADV 4NVJ GLY B 191 UNP B3LRE1 TRP 259 ENGINEERED MUTATION SEQADV 4NVJ B UNP B3LRE1 GLY 260 DELETION SEQADV 4NVJ B UNP B3LRE1 ALA 261 DELETION SEQRES 1 B 289 LEU VAL HIS VAL ALA SER VAL GLU LYS GLY ARG SER TYR SEQRES 2 B 289 GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE ALA LEU LYS SEQRES 3 B 289 LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR ILE GLY TYR SEQRES 4 B 289 GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS ILE SER GLY SEQRES 5 B 289 THR TRP ASP LYS HIS ASP ASN THR GLY GLY SER TYR GLY SEQRES 6 B 289 GLY THR TYR ARG PHE LYS LYS GLU PHE ASN ASP PRO SER SEQRES 7 B 289 ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE LEU GLU PRO SEQRES 8 B 289 ILE HIS LYS GLU PHE PRO TRP ILE SER SER GLY ASP LEU SEQRES 9 B 289 PHE SER LEU GLY GLY VAL THR ALA VAL GLN GLU MET GLN SEQRES 10 B 289 GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG VAL ASP THR SEQRES 11 B 289 PRO GLU ASP THR THR PRO ASP ASN GLY ARG LEU PRO ASP SEQRES 12 B 289 ALA ASP LYS ASP ALA GLY TYR VAL ARG THR PHE PHE GLN SEQRES 13 B 289 ARG LEU ASN MET ASN ASP ARG GLU VAL VAL ALA LEU MET SEQRES 14 B 289 GLY ALA HIS ALA LEU GLY LYS THR HIS LEU LYS ASN SER SEQRES 15 B 289 GLY TYR GLU GLY GLY GLY ALA ASN ASN VAL PHE THR ASN SEQRES 16 B 289 GLU PHE TYR LEU ASN LEU LEU ASN GLU ASP TRP LYS LEU SEQRES 17 B 289 GLU LYS ASN ASP ALA ASN ASN GLU GLN TRP ASP SER LYS SEQRES 18 B 289 SER GLY TYR MET MET LEU PRO THR ASP TYR SER LEU ILE SEQRES 19 B 289 GLN ASP PRO LYS TYR LEU SER ILE VAL LYS GLU TYR ALA SEQRES 20 B 289 ASN ASP GLN ASP LYS PHE PHE LYS ASP PHE SER LYS ALA SEQRES 21 B 289 PHE GLU LYS LEU LEU GLU ASN GLY ILE THR PHE PRO LYS SEQRES 22 B 289 ASP ALA PRO SER PRO PHE ILE PHE LYS THR LEU GLU GLU SEQRES 23 B 289 GLN GLY LEU HET HEM B 301 43 HET 2NX B 302 15 HET MES B 303 12 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 2NX DIMETHYL BENZOYLPHOSPHORAMIDATE HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 2NX C9 H12 N O4 P FORMUL 4 MES C6 H13 N O4 S FORMUL 5 HOH *127(H2 O) HELIX 1 1 SER B 15 ASP B 33 1 19 HELIX 2 2 GLU B 35 ILE B 40 1 6 HELIX 3 3 TYR B 42 GLY B 55 1 14 HELIX 4 4 GLY B 69 ARG B 72 5 4 HELIX 5 5 PHE B 73 ASN B 78 1 6 HELIX 6 6 ASP B 79 GLY B 84 5 6 HELIX 7 7 LEU B 85 PHE B 99 1 15 HELIX 8 8 SER B 103 MET B 119 1 17 HELIX 9 9 PRO B 134 THR B 138 5 5 HELIX 10 10 ASP B 150 ARG B 160 1 11 HELIX 11 11 ASN B 164 GLY B 173 1 10 HELIX 12 12 ALA B 174 LEU B 177 5 4 HELIX 13 13 HIS B 181 GLY B 186 1 6 HELIX 14 14 ASN B 198 GLU B 207 1 10 HELIX 15 15 LEU B 230 ASP B 239 1 10 HELIX 16 16 ASP B 239 ASP B 252 1 14 HELIX 17 17 ASP B 252 ASN B 270 1 19 HELIX 18 18 LEU B 287 GLY B 291 5 5 SHEET 1 A 3 TRP B 209 LYS B 213 0 SHEET 2 A 3 GLU B 219 SER B 223 -1 O ASP B 222 N LYS B 210 SHEET 3 A 3 MET B 228 MET B 229 -1 O MET B 229 N TRP B 221 LINK NE2 HIS B 175 FE HEM B 301 1555 1555 2.04 LINK FE HEM B 301 O HOH B 499 1555 1555 2.11 SITE 1 AC1 24 PRO B 44 ARG B 48 TRP B 51 PRO B 145 SITE 2 AC1 24 ASP B 146 ALA B 147 LEU B 171 MET B 172 SITE 3 AC1 24 ALA B 174 HIS B 175 LEU B 177 GLY B 178 SITE 4 AC1 24 LYS B 179 THR B 180 HIS B 181 ASN B 184 SITE 5 AC1 24 SER B 185 LEU B 230 THR B 232 MES B 303 SITE 6 AC1 24 HOH B 416 HOH B 428 HOH B 465 HOH B 499 SITE 1 AC2 13 HIS B 175 LEU B 177 GLY B 178 GLY B 190 SITE 2 AC2 13 GLY B 191 ASN B 203 TRP B 209 TYR B 227 SITE 3 AC2 13 MET B 228 MET B 229 MES B 303 HOH B 456 SITE 4 AC2 13 HOH B 470 SITE 1 AC3 12 HIS B 175 LEU B 177 THR B 180 GLY B 190 SITE 2 AC3 12 GLY B 191 ASN B 203 TYR B 227 MET B 228 SITE 3 AC3 12 MET B 229 HEM B 301 2NX B 302 HOH B 456 CRYST1 51.300 73.080 104.030 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 0.019493 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013684 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009613 0.00000