HEADER OXIDOREDUCTASE 19-SEP-07 2RBZ TITLE CYTOCHROME C PEROXIDASE W191G IN COMPLEX 3-METHOXYPYRIDINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE; COMPND 3 CHAIN: X; COMPND 4 EC: 1.11.1.5; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_TAXID: 307796; SOURCE 4 STRAIN: YJM789; SOURCE 5 GENE: CCP1, CCP, CPO; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PT7CCP KEYWDS OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.P.GRAVES,S.E.BOYCE,B.K.SHOICHET REVDAT 7 30-AUG-23 2RBZ 1 REMARK REVDAT 6 20-OCT-21 2RBZ 1 REMARK SEQADV REVDAT 5 25-OCT-17 2RBZ 1 REMARK REVDAT 4 13-JUL-11 2RBZ 1 VERSN REVDAT 3 24-FEB-09 2RBZ 1 VERSN REVDAT 2 22-APR-08 2RBZ 1 JRNL REVDAT 1 18-MAR-08 2RBZ 0 JRNL AUTH A.P.GRAVES,D.M.SHIVAKUMAR,S.E.BOYCE,M.P.JACOBSON,D.A.CASE, JRNL AUTH 2 B.K.SHOICHET JRNL TITL RESCORING DOCKING HIT LISTS FOR MODEL CAVITY SITES: JRNL TITL 2 PREDICTIONS AND EXPERIMENTAL TESTING. JRNL REF J.MOL.BIOL. V. 377 914 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18280498 JRNL DOI 10.1016/J.JMB.2008.01.049 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 38819 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.152 REMARK 3 R VALUE (WORKING SET) : 0.150 REMARK 3 FREE R VALUE : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1945 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2587 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.20 REMARK 3 BIN R VALUE (WORKING SET) : 0.1840 REMARK 3 BIN FREE R VALUE SET COUNT : 147 REMARK 3 BIN FREE R VALUE : 0.2400 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2335 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 56 REMARK 3 SOLVENT ATOMS : 461 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.23 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.11000 REMARK 3 B22 (A**2) : 0.71000 REMARK 3 B33 (A**2) : -0.82000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.093 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.098 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.056 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.724 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.941 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2496 ; 0.018 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3400 ; 1.500 ; 2.005 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 299 ; 5.724 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 129 ;34.352 ;24.806 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 396 ;12.705 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;23.815 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 333 ; 0.113 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1987 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1352 ; 0.211 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1718 ; 0.310 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 387 ; 0.133 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 18 ; 0.170 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 23 ; 0.206 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1501 ; 0.901 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2349 ; 1.360 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1158 ; 2.219 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1046 ; 3.205 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2RBZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-OCT-07. REMARK 100 THE DEPOSITION ID IS D_1000044676. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-MAY-07 REMARK 200 TEMPERATURE (KELVIN) : 110.0 REMARK 200 PH : 6.00 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) : 1.115872 REMARK 200 MONOCHROMATOR : KHOZU DOUBLE FLAT CRYSTAL REMARK 200 OPTICS : KOHZU: DOUBLE CRYSTAL SI(111) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38885 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : 0.23300 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: REFMAC REMARK 200 STARTING MODEL: 1AC4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MES, MPD, PH 6.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 291K, PH 6.00 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 25.47250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.42050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.04400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.42050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.47250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.04400 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: X 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU X 17 CG CD OE1 OE2 REMARK 470 LYS X 183 CG CD CE NZ REMARK 470 LYS X 278 CG CD CE NZ 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 X 400 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS X 175 NE2 REMARK 620 2 HEM X 400 NA 93.8 REMARK 620 3 HEM X 400 NB 89.9 89.7 REMARK 620 4 HEM X 400 NC 88.1 178.1 90.7 REMARK 620 5 HEM X 400 ND 95.2 89.0 174.9 90.4 REMARK 620 6 HOH X2141 O 176.3 86.4 86.4 91.7 88.6 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 PO4 X 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM X 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 282 X 2001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AC4 RELATED DB: PDB REMARK 900 2,3,4-TRIMETHYL-1,3-THIAZOLE IN COMPLEX WITH CCP W191G REMARK 900 RELATED ID: 2RBT RELATED DB: PDB REMARK 900 RELATED ID: 2RBU RELATED DB: PDB REMARK 900 RELATED ID: 2RBV RELATED DB: PDB REMARK 900 RELATED ID: 2RBW RELATED DB: PDB REMARK 900 RELATED ID: 2RBX RELATED DB: PDB REMARK 900 RELATED ID: 2RBY RELATED DB: PDB REMARK 900 RELATED ID: 2RC0 RELATED DB: PDB REMARK 900 RELATED ID: 2RC1 RELATED DB: PDB REMARK 900 RELATED ID: 2RC2 RELATED DB: PDB DBREF 2RBZ X 4 294 UNP A7A026 A7A026_YEAST 72 362 SEQADV 2RBZ ILE X 53 UNP A7A026 THR 121 ENGINEERED MUTATION SEQADV 2RBZ GLY X 191 UNP A7A026 TRP 259 ENGINEERED MUTATION SEQADV 2RBZ ASP X 272 UNP A7A026 ASN 340 ENGINEERED MUTATION SEQRES 1 X 292 THR LEU VAL HIS VAL ALA SER VAL GLU LYS GLY ARG SER SEQRES 2 X 292 TYR GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE ALA LEU SEQRES 3 X 292 LYS LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR ILE GLY SEQRES 4 X 292 TYR GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS ILE SER SEQRES 5 X 292 GLY THR TRP ASP LYS HIS ASP ASN THR GLY GLY SER TYR SEQRES 6 X 292 GLY GLY THR TYR ARG PHE LYS LYS GLU PHE ASN ASP PRO SEQRES 7 X 292 SER ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE LEU GLU SEQRES 8 X 292 PRO ILE HIS LYS GLU PHE PRO TRP ILE SER SER GLY ASP SEQRES 9 X 292 LEU PHE SER LEU GLY GLY VAL THR ALA VAL GLN GLU MET SEQRES 10 X 292 GLN GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG VAL ASP SEQRES 11 X 292 THR PRO GLU ASP THR THR PRO ASP ASN GLY ARG LEU PRO SEQRES 12 X 292 ASP ALA ASP LYS ASP ALA GLY TYR VAL ARG THR PHE PHE SEQRES 13 X 292 GLN ARG LEU ASN MET ASN ASP ARG GLU VAL VAL ALA LEU SEQRES 14 X 292 MET GLY ALA HIS ALA LEU GLY LYS THR HIS LEU LYS ASN SEQRES 15 X 292 SER GLY TYR GLU GLY PRO GLY GLY ALA ALA ASN ASN VAL SEQRES 16 X 292 PHE THR ASN GLU PHE TYR LEU ASN LEU LEU ASN GLU ASP SEQRES 17 X 292 TRP LYS LEU GLU LYS ASN ASP ALA ASN ASN GLU GLN TRP SEQRES 18 X 292 ASP SER LYS SER GLY TYR MET MET LEU PRO THR ASP TYR SEQRES 19 X 292 SER LEU ILE GLN ASP PRO LYS TYR LEU SER ILE VAL LYS SEQRES 20 X 292 GLU TYR ALA ASN ASP GLN ASP LYS PHE PHE LYS ASP PHE SEQRES 21 X 292 SER LYS ALA PHE GLU LYS LEU LEU GLU ASP GLY ILE THR SEQRES 22 X 292 PHE PRO LYS ASP ALA PRO SER PRO PHE ILE PHE LYS THR SEQRES 23 X 292 LEU GLU GLU GLN GLY LEU HET PO4 X1001 5 HET HEM X 400 43 HET 282 X2001 8 HETNAM PO4 PHOSPHATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 282 3-METHOXYPYRIDINE HETSYN HEM HEME FORMUL 2 PO4 O4 P 3- FORMUL 3 HEM C34 H32 FE N4 O4 FORMUL 4 282 C6 H7 N O FORMUL 5 HOH *461(H2 O) HELIX 1 1 SER X 15 ASP X 33 1 19 HELIX 2 2 GLU X 35 ILE X 40 1 6 HELIX 3 3 TYR X 42 GLY X 55 1 14 HELIX 4 4 GLY X 69 ARG X 72 5 4 HELIX 5 5 PHE X 73 ASN X 78 1 6 HELIX 6 6 ASP X 79 GLY X 84 5 6 HELIX 7 7 LEU X 85 PHE X 99 1 15 HELIX 8 8 SER X 103 MET X 119 1 17 HELIX 9 9 PRO X 134 THR X 138 5 5 HELIX 10 10 ASP X 150 ARG X 160 1 11 HELIX 11 11 ASN X 164 GLY X 173 1 10 HELIX 12 12 ALA X 174 LEU X 177 5 4 HELIX 13 13 HIS X 181 GLY X 186 1 6 HELIX 14 14 ASN X 200 GLU X 209 1 10 HELIX 15 15 LEU X 232 ASP X 241 1 10 HELIX 16 16 ASP X 241 ASN X 253 1 13 HELIX 17 17 ASP X 254 ASP X 272 1 19 HELIX 18 18 THR X 288 GLY X 293 1 6 SHEET 1 A 2 HIS X 6 VAL X 7 0 SHEET 2 A 2 ILE X 274 THR X 275 1 O THR X 275 N HIS X 6 SHEET 1 B 3 LYS X 212 LYS X 215 0 SHEET 2 B 3 GLU X 221 ASP X 224 -1 O GLN X 222 N GLU X 214 SHEET 3 B 3 MET X 230 MET X 231 -1 O MET X 231 N TRP X 223 LINK NE2 HIS X 175 FE HEM X 400 1555 1555 2.08 LINK FE HEM X 400 O HOH X2141 1555 1555 2.01 SITE 1 AC1 2 TYR X 36 ASP X 37 SITE 1 AC2 23 PRO X 44 ARG X 48 TRP X 51 PRO X 145 SITE 2 AC2 23 ASP X 146 ALA X 147 LEU X 171 MET X 172 SITE 3 AC2 23 ALA X 174 HIS X 175 LEU X 177 GLY X 178 SITE 4 AC2 23 LYS X 179 THR X 180 HIS X 181 ASN X 184 SITE 5 AC2 23 SER X 185 LEU X 232 THR X 234 HOH X2070 SITE 6 AC2 23 HOH X2083 HOH X2101 HOH X2141 SITE 1 AC3 7 HIS X 175 LEU X 177 THR X 180 GLY X 191 SITE 2 AC3 7 MET X 230 LEU X 232 ASP X 235 CRYST1 50.945 76.088 106.841 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 0.019629 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013143 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009360 0.00000