HEADER OXIDOREDUCTASE 26-JAN-15 4XV5 TITLE CCP GATELESS CAVITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE, MITOCHONDRIAL; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 71-362; COMPND 5 SYNONYM: CCP; COMPND 6 EC: 1.11.1.5; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE (STRAIN ATCC 204508 / SOURCE 3 S288C); SOURCE 4 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 5 ORGANISM_TAXID: 559292; SOURCE 6 STRAIN: ATCC 204508 / S288C; SOURCE 7 GENE: CCP1, CCP, CPO, YKR066C; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS MODEL SYSTEM, E, FLEXIBILITY, THERMODYNAMICS, CRYPTIC SITE, TRANSIENT KEYWDS 2 PROTEIN SITES, LIGAND BINDING, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.FISCHER,J.S.FRASER REVDAT 7 13-MAR-24 4XV5 1 SOURCE REVDAT 6 28-FEB-24 4XV5 1 REMARK REVDAT 5 27-NOV-19 4XV5 1 REMARK REVDAT 4 20-SEP-17 4XV5 1 SOURCE REMARK REVDAT 3 29-JUL-15 4XV5 1 JRNL REVDAT 2 24-JUN-15 4XV5 1 JRNL REVDAT 1 25-FEB-15 4XV5 0 JRNL AUTH M.FISCHER,B.K.SHOICHET,J.S.FRASER JRNL TITL ONE CRYSTAL, TWO TEMPERATURES: CRYOCOOLING PENALTIES ALTER JRNL TITL 2 LIGAND BINDING TO TRANSIENT PROTEIN SITES. JRNL REF CHEMBIOCHEM V. 16 1560 2015 JRNL REFN ESSN 1439-7633 JRNL PMID 26032594 JRNL DOI 10.1002/CBIC.201500196 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.FISCHER,R.G.COLEMAN,J.S.FRASER,B.K.SHOICHET REMARK 1 TITL INCORPORATION OF PROTEIN FLEXIBILITY AND CONFORMATIONAL REMARK 1 TITL 2 ENERGY PENALTIES IN DOCKING SCREENS TO IMPROVE LIGAND REMARK 1 TITL 3 DISCOVERY. REMARK 1 REF NAT CHEM V. 6 575 2014 REMARK 1 REFN ESSN 1755-4349 REMARK 1 PMID 24950326 REMARK 1 DOI 10.1038/NCHEM.1954 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.76 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 51656 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.114 REMARK 3 R VALUE (WORKING SET) : 0.113 REMARK 3 FREE R VALUE : 0.150 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 2605 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 39.7758 - 4.4101 0.99 2768 139 0.1197 0.1573 REMARK 3 2 4.4101 - 3.5011 1.00 2651 150 0.1027 0.1151 REMARK 3 3 3.5011 - 3.0587 0.99 2609 137 0.1108 0.1649 REMARK 3 4 3.0587 - 2.7792 0.99 2595 137 0.1114 0.1534 REMARK 3 5 2.7792 - 2.5800 0.99 2554 142 0.1079 0.1295 REMARK 3 6 2.5800 - 2.4279 1.00 2601 139 0.1014 0.1429 REMARK 3 7 2.4279 - 2.3063 1.00 2604 128 0.0938 0.1336 REMARK 3 8 2.3063 - 2.2059 1.00 2578 128 0.0901 0.1387 REMARK 3 9 2.2059 - 2.1210 1.00 2585 146 0.0912 0.1232 REMARK 3 10 2.1210 - 2.0478 1.00 2536 158 0.1029 0.1361 REMARK 3 11 2.0478 - 1.9838 1.00 2547 128 0.1013 0.1564 REMARK 3 12 1.9838 - 1.9271 1.00 2554 149 0.1036 0.1594 REMARK 3 13 1.9271 - 1.8764 1.00 2592 133 0.1122 0.1734 REMARK 3 14 1.8764 - 1.8306 1.00 2533 139 0.1209 0.1662 REMARK 3 15 1.8306 - 1.7890 1.00 2540 128 0.1313 0.1899 REMARK 3 16 1.7890 - 1.7509 1.00 2587 120 0.1516 0.2250 REMARK 3 17 1.7509 - 1.7159 1.00 2557 126 0.1766 0.2278 REMARK 3 18 1.7159 - 1.6835 1.00 2539 141 0.1918 0.2436 REMARK 3 19 1.6835 - 1.6534 1.00 2521 137 0.2169 0.2646 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 13.830 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.46 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 : 0.018 2666 REMARK 3 ANGLE : 1.491 3639 REMARK 3 CHIRALITY : 0.119 347 REMARK 3 PLANARITY : 0.009 488 REMARK 3 DIHEDRAL : 15.097 977 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 4XV5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JAN-15. REMARK 100 THE DEPOSITION ID IS D_1000206296. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-OCT-11 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 : XIA2 0.3.3.3 REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51662 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 39.760 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.69200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 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 (%): 61.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: COMPOUND SOAKED INTO CRYSTAL GROWN IN REMARK 280 EQUAL VOLUME OF 500MM MES BUFFER AND 25% MPD, PH 6, 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 25.76500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.78500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.41500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.78500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.76500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.41500 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 300 REMARK: BIOLOGICAL ASSEMBLY IS A MONOMER 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: 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 LYS A 2 REMARK 465 THR A 3 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 A 192 15.55 59.00 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 567 DISTANCE = 5.99 ANGSTROMS REMARK 525 HOH A 568 DISTANCE = 6.62 ANGSTROMS 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 A 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 175 NE2 REMARK 620 2 HEM A 301 NA 90.9 REMARK 620 3 HEM A 301 NB 88.3 87.9 REMARK 620 4 HEM A 301 NC 85.2 174.5 88.1 REMARK 620 5 HEM A 301 ND 89.5 92.4 177.8 91.5 REMARK 620 6 HOH A 480 O 174.9 90.5 86.8 93.0 95.4 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 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BZI A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BZI A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4NVE RELATED DB: PDB REMARK 900 COLLECTED AT RT ON SAME CRYSTAL AS 4NVE REMARK 900 RELATED ID: 4XV4 RELATED DB: PDB REMARK 900 RELATED ID: 4XV6 RELATED DB: PDB REMARK 900 RELATED ID: 4XV7 RELATED DB: PDB REMARK 900 RELATED ID: 4XV8 RELATED DB: PDB REMARK 900 RELATED ID: 4XVA RELATED DB: PDB DBREF 4XV5 A 4 292 UNP P00431 CCPR_YEAST 71 361 SEQADV 4XV5 MET A 1 UNP P00431 INITIATING METHIONINE SEQADV 4XV5 LYS A 2 UNP P00431 EXPRESSION TAG SEQADV 4XV5 THR A 3 UNP P00431 EXPRESSION TAG SEQADV 4XV5 ILE A 53 UNP P00431 THR 120 CONFLICT SEQADV 4XV5 GLY A 152 UNP P00431 ASP 219 CONFLICT SEQADV 4XV5 GLY A 190 UNP P00431 PRO 257 ENGINEERED MUTATION SEQADV 4XV5 GLY A 191 UNP P00431 TRP 258 ENGINEERED MUTATION SEQADV 4XV5 A UNP P00431 GLY 259 DELETION SEQADV 4XV5 A UNP P00431 ALA 260 DELETION SEQRES 1 A 292 MET LYS THR LEU VAL HIS VAL ALA SER VAL GLU LYS GLY SEQRES 2 A 292 ARG SER TYR GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE SEQRES 3 A 292 ALA LEU LYS LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR SEQRES 4 A 292 ILE GLY TYR GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS SEQRES 5 A 292 ILE SER GLY THR TRP ASP LYS HIS ASP ASN THR GLY GLY SEQRES 6 A 292 SER TYR GLY GLY THR TYR ARG PHE LYS LYS GLU PHE ASN SEQRES 7 A 292 ASP PRO SER ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE SEQRES 8 A 292 LEU GLU PRO ILE HIS LYS GLU PHE PRO TRP ILE SER SER SEQRES 9 A 292 GLY ASP LEU PHE SER LEU GLY GLY VAL THR ALA VAL GLN SEQRES 10 A 292 GLU MET GLN GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG SEQRES 11 A 292 VAL ASP THR PRO GLU ASP THR THR PRO ASP ASN GLY ARG SEQRES 12 A 292 LEU PRO ASP ALA ASP LYS ASP ALA GLY TYR VAL ARG THR SEQRES 13 A 292 PHE PHE GLN ARG LEU ASN MET ASN ASP ARG GLU VAL VAL SEQRES 14 A 292 ALA LEU MET GLY ALA HIS ALA LEU GLY LYS THR HIS LEU SEQRES 15 A 292 LYS ASN SER GLY TYR GLU GLY GLY GLY ALA ASN ASN VAL SEQRES 16 A 292 PHE THR ASN GLU PHE TYR LEU ASN LEU LEU ASN GLU ASP SEQRES 17 A 292 TRP LYS LEU GLU LYS ASN ASP ALA ASN ASN GLU GLN TRP SEQRES 18 A 292 ASP SER LYS SER GLY TYR MET MET LEU PRO THR ASP TYR SEQRES 19 A 292 SER LEU ILE GLN ASP PRO LYS TYR LEU SER ILE VAL LYS SEQRES 20 A 292 GLU TYR ALA ASN ASP GLN ASP LYS PHE PHE LYS ASP PHE SEQRES 21 A 292 SER LYS ALA PHE GLU LYS LEU LEU GLU ASN GLY ILE THR SEQRES 22 A 292 PHE PRO LYS ASP ALA PRO SER PRO PHE ILE PHE LYS THR SEQRES 23 A 292 LEU GLU GLU GLN GLY LEU HET HEM A 301 43 HET BZI A 302 9 HET BZI A 303 9 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM BZI BENZIMIDAZOLE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 BZI 2(C7 H6 N2) FORMUL 5 HOH *247(H2 O) HELIX 1 AA1 SER A 15 ASP A 33 1 19 HELIX 2 AA2 GLU A 35 ILE A 40 1 6 HELIX 3 AA3 TYR A 42 GLY A 55 1 14 HELIX 4 AA4 GLY A 69 ARG A 72 5 4 HELIX 5 AA5 PHE A 73 ASN A 78 1 6 HELIX 6 AA6 ASP A 79 GLY A 84 5 6 HELIX 7 AA7 LEU A 85 PHE A 99 1 15 HELIX 8 AA8 SER A 103 MET A 119 1 17 HELIX 9 AA9 PRO A 134 THR A 138 5 5 HELIX 10 AB1 ASP A 150 ARG A 160 1 11 HELIX 11 AB2 ASN A 164 GLY A 173 1 10 HELIX 12 AB3 ALA A 174 LEU A 177 5 4 HELIX 13 AB4 HIS A 181 GLY A 186 1 6 HELIX 14 AB5 ASN A 198 GLU A 207 1 10 HELIX 15 AB6 LEU A 230 ASP A 239 1 10 HELIX 16 AB7 ASP A 239 ASN A 251 1 13 HELIX 17 AB8 ASP A 252 ASN A 270 1 19 HELIX 18 AB9 THR A 286 GLY A 291 1 6 SHEET 1 AA1 2 HIS A 6 VAL A 7 0 SHEET 2 AA1 2 ILE A 272 THR A 273 1 O THR A 273 N HIS A 6 SHEET 1 AA2 3 LYS A 210 LYS A 213 0 SHEET 2 AA2 3 GLU A 219 ASP A 222 -1 O GLN A 220 N GLU A 212 SHEET 3 AA2 3 MET A 228 MET A 229 -1 O MET A 229 N TRP A 221 LINK NE2 HIS A 175 FE HEM A 301 1555 1555 2.17 LINK FE HEM A 301 O HOH A 480 1555 1555 2.17 SITE 1 AC1 22 PRO A 44 ARG A 48 TRP A 51 PRO A 145 SITE 2 AC1 22 ASP A 146 LEU A 171 ALA A 174 HIS A 175 SITE 3 AC1 22 LEU A 177 GLY A 178 LYS A 179 THR A 180 SITE 4 AC1 22 HIS A 181 ASN A 184 SER A 185 LEU A 230 SITE 5 AC1 22 THR A 232 BZI A 302 HOH A 479 HOH A 480 SITE 6 AC1 22 HOH A 483 HOH A 488 SITE 1 AC2 6 HIS A 175 LEU A 177 MET A 228 ASP A 233 SITE 2 AC2 6 HEM A 301 HOH A 576 SITE 1 AC3 9 PHE A 89 GLU A 93 HIS A 96 SER A 104 SITE 2 AC3 9 LEU A 107 PHE A 108 HOH A 643 HOH A 644 SITE 3 AC3 9 HOH A 645 CRYST1 51.530 76.830 107.570 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 0.019406 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013016 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009296 0.00000