HEADER OXIDOREDUCTASE 14-MAR-11 2YCG TITLE STRUCTURE OF UNREDUCED FERRIC CYTOCHROME C PEROXIDASE OBTAINED BY TITLE 2 MULTICRYSTAL METHOD COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE, MITOCHONDRIAL; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CCP; COMPND 5 EC: 1.11.1.5; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 4932; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: GOLD; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PLEICS-03 KEYWDS OXIDOREDUCTASE, FERRIC HEME, PHOTOREDUCTION EXPDTA X-RAY DIFFRACTION AUTHOR A.GUMIERO,E.L.RAVEN,P.C.E.MOODY REVDAT 4 20-DEC-23 2YCG 1 REMARK REVDAT 3 22-MAY-19 2YCG 1 REMARK REVDAT 2 17-AUG-11 2YCG 1 HETATM CONECT VERSN REVDAT 1 30-MAR-11 2YCG 0 JRNL AUTH A.GUMIERO,M.P.BLAKELEY,C.L.METCALFE,E.J.MURPHY,E.L.RAVEN, JRNL AUTH 2 P.C.E.MOODY JRNL TITL HYDROGEN BONDS IN FERRIC CYTOCHROME C PEROXIDASE: A COMBINED JRNL TITL 2 X-RAY AND NEUTRON STUDY JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.81 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.81 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.0 REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.151 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : 0.196 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 33851 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.149 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 32464 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2367 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 580 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 3010.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 2 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 12115 REMARK 3 NUMBER OF RESTRAINTS : 10089 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.045 REMARK 3 ANGLE DISTANCES (A) : 0.029 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.026 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.048 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.049 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.200 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.056 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT METHOD USED: MOEWS & REMARK 3 KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 4 REMARK 4 2YCG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-MAR-11. REMARK 100 THE DEPOSITION ID IS D_1290047690. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-OCT-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 10 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 MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : VARIMAX HF OPTICS (75 MICROMETER REMARK 200 FOCUS, 1.2KW) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU-MSC SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35815 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.810 REMARK 200 RESOLUTION RANGE LOW (A) : 12.380 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.2 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.9000 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) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.09900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 9.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: PDB ENTRY 2XIL REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5 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 25.55900 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.37600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.80000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.37600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.55900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.80000 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: 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 THR A 1 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 792 O HOH A 801 2.10 REMARK 500 O HOH A 866 O HOH A 936 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 TYR A 23 CB - CG - CD1 ANGL. DEV. = 7.0 DEGREES REMARK 500 TYR A 23 CG - CD1 - CE1 ANGL. DEV. = 5.7 DEGREES REMARK 500 PHE A 91 CB - CG - CD1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG A 155 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ASP A 210 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES 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 968 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH A 969 DISTANCE = 6.02 ANGSTROMS REMARK 525 HOH A 970 DISTANCE = 6.15 ANGSTROMS REMARK 525 HOH A 971 DISTANCE = 6.15 ANGSTROMS REMARK 525 HOH A 972 DISTANCE = 6.34 ANGSTROMS REMARK 525 HOH A 973 DISTANCE = 6.42 ANGSTROMS REMARK 525 HOH A 974 DISTANCE = 6.46 ANGSTROMS REMARK 525 HOH A 975 DISTANCE = 6.81 ANGSTROMS REMARK 525 HOH A 976 DISTANCE = 6.82 ANGSTROMS REMARK 525 HOH A 977 DISTANCE = 6.86 ANGSTROMS REMARK 525 HOH A 978 DISTANCE = 7.88 ANGSTROMS REMARK 525 HOH A 979 DISTANCE = 8.09 ANGSTROMS REMARK 525 HOH A 980 DISTANCE = 8.81 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 94.8 REMARK 620 3 HEM A 301 NB 89.2 89.7 REMARK 620 4 HEM A 301 NC 89.5 175.7 89.8 REMARK 620 5 HEM A 301 ND 92.6 87.8 177.1 92.5 REMARK 620 6 HOH A 495 O 175.3 85.7 86.1 90.0 92.2 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 295 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 1295 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 1296 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 1298 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1CPG RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 TRP 191 REPLACED BY GLN (MI,W191Q) REMARK 900 RELATED ID: 1BVA RELATED DB: PDB REMARK 900 MANGANESE BINDING MUTANT IN CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 2V23 RELATED DB: PDB REMARK 900 STRUCTURE OF CYTOCHROME C PEROXIDASE MUTANT N184R Y36A REMARK 900 RELATED ID: 3CCX RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH MET-LYS -THR INSERTED REMARK 900 AT THE N-TERMINUS, THR 52 REPLACED BY ILE, ALA 147 REPLACED BY TYR, REMARK 900 ASP 152 REPLACED BY GLY (INS(M1,K2,T3),T52I,A147Y,D152G) REMARK 900 RELATED ID: 6CCP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 ARG 48 REPLACED BY LYS (MI,R48K) REMARK 900 RELATED ID: 1AEU RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING IN A POLAR CAVITY OF CYTOCHROME C REMARK 900 PEROXIDASE (2-METHYLIMIDAZOLE) REMARK 900 RELATED ID: 1DCC RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 TRP 191 REPLACED BY PHE (MI,W191F) COMPLEXED WITH DIOXYGEN REMARK 900 RELATED ID: 1S6V RELATED DB: PDB REMARK 900 STRUCTURE OF A CYTOCHROME C PEROXIDASE-CYTOCHROME C SITESPECIFIC REMARK 900 CROSS-LINK REMARK 900 RELATED ID: 1BEJ RELATED DB: PDB REMARK 900 INTERACTION BETWEEN PROXIMAL AND DISTALS REGIONS OF CYTOCHROME C REMARK 900 PEROXIDASE REMARK 900 RELATED ID: 1ML2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A MUTANT VARIANT OF CYTOCHROME CPEROXIDASE REMARK 900 WITH ZN(II)-(20-OXO-PROTOPORPHYRIN IX) REMARK 900 RELATED ID: 1BEQ RELATED DB: PDB REMARK 900 INTERACTION BETWEEN PROXIMAL AND DISTALS REGIONS OF CYTOCHROME C REMARK 900 PEROXIDASE REMARK 900 RELATED ID: 1CCL RELATED DB: PDB REMARK 900 PROBING THE STRENGTH AND CHARACTER OF AN ASP-HIS-X HYDROGEN BOND BY REMARK 900 INTRODUCING BURIED CHARGES REMARK 900 RELATED ID: 1JCI RELATED DB: PDB REMARK 900 STABILIZATION OF THE ENGINEERED CATION-BINDING LOOP INCYTOCHROME C REMARK 900 PEROXIDASE (CCP) REMARK 900 RELATED ID: 1AEM RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE ( IMIDAZO[1,2-A]PYRIDINE) REMARK 900 RELATED ID: 1U74 RELATED DB: PDB REMARK 900 ELECTRON TRANSFER COMPLEX BETWEEN CYTOCHROME C ANDCYTOCHROME C REMARK 900 PEROXIDASE REMARK 900 RELATED ID: 2PCC RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE (CCP) COMPLEX WITH YEAST ISO-1- REMARK 900 CYTOCHROME C REMARK 900 RELATED ID: 2B10 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PROTEIN-PROTEIN COMPLEX BETWEENF82S REMARK 900 CYTOCHROME C AND CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1AEB RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (3- METHYLTHIAZOLE) REMARK 900 RELATED ID: 1CPD RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 TRP 191 REPLACED BY GLY (MI,W191G) COMPLEXED WITH AN AMMONIUM ION REMARK 900 (NH4+) REMARK 900 RELATED ID: 1CCG RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH HIS 175 REPLACED BY REMARK 900 GLY (H175G) COMPLEXED WITH IMIDAZOLE REMARK 900 RELATED ID: 1CCA RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) WILD TYPE REMARK 900 RELATED ID: 1AC4 RELATED DB: PDB REMARK 900 VARIATION IN THE STRENGTH OF A CH TO O HYDROGEN BOND IN REMARK 900 ANARTIFICIAL PROTEIN CAVITY (2,3,4-TRIMETHYL- 1,3-THIAZOLE) REMARK 900 RELATED ID: 2Y5A RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP) W191G BOUND TO 3- AMINOPYRIDINE REMARK 900 RELATED ID: 1CMU RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH INITIAL MET, LYS, THR REMARK 900 AND WITH TRP 191 REPLACED BY GLY AND ASP 235 REPLACED BY ASN REMARK 900 (INS(M1,K2,T3),W191G, D235N) AND SOAKED IN 40 MILLIMOLAR POTASSIUM REMARK 900 (K+) REMARK 900 RELATED ID: 1AEO RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (2- AMINOPYRIDINE) REMARK 900 RELATED ID: 1AET RELATED DB: PDB REMARK 900 VARIATION IN THE STRENGTH OF A CH TO O HYDROGEN BOND IN REMARK 900 ANARTIFICIAL PROTEIN CAVITY (1-METHYLIMIDAZOLE) REMARK 900 RELATED ID: 1BEP RELATED DB: PDB REMARK 900 EFFECT OF UNNATURAL HEME SUBSTITUTION ON KINETICS OF ELECTRON REMARK 900 TRANSFER IN CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1AEV RELATED DB: PDB REMARK 900 INTRODUCTION OF NOVEL SUBSTRATE OXIDATION INTO CYTOCHROME C REMARK 900 PEROXIDASE BY CAVITY COMPLEMENTATION: OXIDATION OF 2 -AMINOTHIAZOLE REMARK 900 AND COVALENT MODIFICATION OF THE ENZYME ( 2-AMINOTHIAZOLE) REMARK 900 RELATED ID: 2PCB RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE (CCP) COMPLEX WITH HORSE HEART REMARK 900 CYTOCHROME C REMARK 900 RELATED ID: 1AEH RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (2- AMINO-4-METHYLTHIAZOLE) REMARK 900 RELATED ID: 1KXN RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CYTOCHROME C PEROXIDASE WITH APROPOSED REMARK 900 ELECTRON TRANSFER PATHWAY EXCISED TO FORM ALIGAND BINDING CHANNEL. REMARK 900 RELATED ID: 1AEG RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (4- AMINOPYRIDINE) REMARK 900 RELATED ID: 1AEN RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (2- AMINO-5-METHYLTHIAZOLE) REMARK 900 RELATED ID: 4CCP RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE MUTANT WITH TRP 51 REPLACED BY PHE REMARK 900 (W51F) REMARK 900 RELATED ID: 5CCP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 HIS 52 REPLACED BY LEU (MI,H52L) REMARK 900 RELATED ID: 2X07 RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE: ENGINEERED ASCORBATE BINDING SITE REMARK 900 RELATED ID: 2CEP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 MET 230 REPLACED BY ILE (MI,M230I) REMARK 900 RELATED ID: 1CMP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (RECOMBINANT YEAST, CCP-MKT) MUTANT WITH REMARK 900 TRP 191 REPLACED BY GLY (W191G) COMPLEXED WITH 1,2-DIMETHYLIMADAZOLE REMARK 900 RELATED ID: 1RYC RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE W191G FROM SACCHAROMYCES CEREVISIAE REMARK 900 RELATED ID: 1CCE RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH HIS 175 REPLACED BY REMARK 900 GLY (H175G) REMARK 900 RELATED ID: 2XJ8 RELATED DB: PDB REMARK 900 THE STRUCTURE OF FERROUS CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 2B0Z RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PROTEIN-PROTEIN COMPLEX BETWEENF82I REMARK 900 CYTOCHROME C AND CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1DSP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE H175G MUTANT, IMIDAZOLE COMPLEX AT PH 7, REMARK 900 ROOM TEMPERATURE. REMARK 900 RELATED ID: 1BES RELATED DB: PDB REMARK 900 INTERACTION BETWEEN PROXIMAL AND DISTALS REGIONS OF CYTOCHROME C REMARK 900 PEROXIDASE REMARK 900 RELATED ID: 1Z53 RELATED DB: PDB REMARK 900 THE 1.13 ANGSTROM STRUCTURE OF IRON-FREE CYTOCHROME CPEROXIDASE REMARK 900 RELATED ID: 2B12 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PROTEIN-PROTEIN COMPLEX BETWEENF82Y REMARK 900 CYTOCHROME C AND CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1BEM RELATED DB: PDB REMARK 900 INTERACTION BETWEEN PROXIMAL AND DISTALS REGIONS OF CYTOCHROME C REMARK 900 PEROXIDASE REMARK 900 RELATED ID: 1MKR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A MUTANT VARIANT OF CYTOCHROME CPEROXIDASE REMARK 900 (PLATE LIKE CRYSTALS) REMARK 900 RELATED ID: 1CCJ RELATED DB: PDB REMARK 900 CONFORMER SELECTION BY LIGAND BINDING OBSERVED WITH REMARK 900 PROTEINCRYSTALLOGRAPHY REMARK 900 RELATED ID: 1SOG RELATED DB: PDB REMARK 900 CYRSTAL STRUCTURE OF CYTOCHROME C PEROXIDASE MUTANT: CCPK2M2 REMARK 900 RELATED ID: 1AEE RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE ( ANILINE) REMARK 900 RELATED ID: 1CPE RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 TRP 191 REPLACED BY GLY (MI,W191G) COMPLEXED WITH A POTASSIUM ION REMARK 900 (K+) REMARK 900 RELATED ID: 1A2F RELATED DB: PDB REMARK 900 PROBING THE STRENGTH AND CHARACTER OF AN ASP-HIS-X HYDROGEN BOND BY REMARK 900 INTRODUCING BURIED CHARGES REMARK 900 RELATED ID: 1JDR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A PROXIMAL DOMAIN POTASSIUM BINDINGVARIANT OF REMARK 900 CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1DSE RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE H175G MUTANT, IMIDAZOLE COMPLEX, WITH REMARK 900 PHOSPHATE BOUND, PH 6, 100K REMARK 900 RELATED ID: 1A2G RELATED DB: PDB REMARK 900 PROBING THE STRENGTH AND CHARACTER OF AN ASP-HIS-X HYDROGEN BOND BY REMARK 900 INTRODUCING BURIED CHARGES REMARK 900 RELATED ID: 1AES RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE ( IMIDAZOLE) REMARK 900 RELATED ID: 1ZBZ RELATED DB: PDB REMARK 900 HIGH-RESOLUTION CRYSTAL STRUCTURE OF COMPOUND IINTERMEDIATE OF REMARK 900 CYTOCHROME C PEROXIDASE (CCP) REMARK 900 RELATED ID: 1BEK RELATED DB: PDB REMARK 900 EFFECT OF UNNATURAL HEME SUBSTITUTION ON KINETICS OF ELECTRON REMARK 900 TRANSFER IN CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1MKQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE MUTANT VARIANT OF CYTOCHROME CPEROXIDASE REMARK 900 IN THE 'OPEN' UNCROSS-LINKED FORM REMARK 900 RELATED ID: 1CCK RELATED DB: PDB REMARK 900 ALTERING SUBSTRATE SPECIFICITY OF CYTOCHROME C PEROXIDASE TOWARDS A REMARK 900 SMALL MOLECULAR SUBSTRATE PEROXIDASE BY SUBSTITUTING TYROSINE FOR REMARK 900 PHE 202 REMARK 900 RELATED ID: 1EBE RELATED DB: PDB REMARK 900 LAUE DIFFRACTION STUDY ON THE STRUCTURE OF CYTOCHROME C PEROXIDASE REMARK 900 COMPOUND I REMARK 900 RELATED ID: 1MK8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A MUTANT CYTOCHROME C PEROXIDASESHOWING A REMARK 900 NOVEL TRP-TYR COVALENT CROSS-LINK REMARK 900 RELATED ID: 1CCI RELATED DB: PDB REMARK 900 HOW FLEXIBLE ARE PROTEINS? TRAPPING OF A FLEXIBLE LOOP REMARK 900 RELATED ID: 1KRJ RELATED DB: PDB REMARK 900 ENGINEERING CALCIUM-BINDING SITE INTO CYTOCHROME CPEROXIDASE (CCP) REMARK 900 RELATED ID: 2B11 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PROTEIN-PROTEIN COMPLEX BETWEENF82W REMARK 900 CYTOCHROME C AND CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1AEF RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (3- AMINOPYRIDINE) REMARK 900 RELATED ID: 1CYF RELATED DB: PDB REMARK 900 MOL_ID: 1; MOLECULE: CYTOCHROME C PEROXIDASE; CHAIN: NULL; EC: REMARK 900 1.11.1.5; ENGINEERED: YES; MUTATION: INS( MET ILE AT N-TERMINUS), REMARK 900 C128A, A193C REMARK 900 RELATED ID: 1AEK RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE ( INDOLINE) REMARK 900 RELATED ID: 1CCB RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH ASP 235 REPLACED BY REMARK 900 GLU (D235E) REMARK 900 RELATED ID: 1U75 RELATED DB: PDB REMARK 900 ELECTRON TRANSFER COMPLEX BETWEEN HORSE HEART CYTOCHROME CAND ZINC- REMARK 900 PORPHYRIN SUBSTITUTED CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1AC8 RELATED DB: PDB REMARK 900 VARIATION IN THE STRENGTH OF A CH TO O HYDROGEN BOND IN REMARK 900 ANARTIFICIAL PROTEIN CAVITY (3,4,5- TRIMETHYLTHIAZOLE) REMARK 900 RELATED ID: 1DJ1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF R48A MUTANT OF CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1DSG RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE H175G MUTANT, IMIDAZOLE COMPLEX AT PH 5, REMARK 900 ROOM TEMPERATURE. REMARK 900 RELATED ID: 1DJ5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF R48A MUTANT OF CYTOCHROME C PEROXIDASE WITH N- REMARK 900 HYDROXYGUANIDINE BOUND REMARK 900 RELATED ID: 2CCP RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE MUTANT WITH ASP 235 REPLACED BY ASN REMARK 900 (D235N) REMARK 900 RELATED ID: 1CMT RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH INITIAL MET, LYS, THR REMARK 900 AND WITH TRP 191 REPLACED BY GLY ( INS(M1,K2,T3),W191G) AND SOAKED REMARK 900 IN 40 MILLIMOLAR POTASSIUM (K+) REMARK 900 RELATED ID: 1DS4 RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE H175G MUTANT, IMIDAZOLE COMPLEX, PH 6, 100K REMARK 900 RELATED ID: 7CCP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 ARG 48 REPLACED BY LEU (MI,R48L) REMARK 900 RELATED ID: 1AEQ RELATED DB: PDB REMARK 900 VARIATION IN THE STRENGTH OF A CH TO O HYDROGEN BOND IN REMARK 900 ANARTIFICIAL PROTEIN CAVITY (2-ETHYLIMIDAZOLE) REMARK 900 RELATED ID: 1AEJ RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (1- VINYLIMIDAZOLE) REMARK 900 RELATED ID: 2X08 RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE: ASCORBATE BOUND TO THE ENGINEERED REMARK 900 ASCORBATE BINDING SITE REMARK 900 RELATED ID: 1SDQ RELATED DB: PDB REMARK 900 STRUCTURE OF REDUCED-NO ADDUCT OF MESOPONE CYTOCHROME CPEROXIDASE REMARK 900 RELATED ID: 2GB8 RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF THE COMPLEX BETWEEN YEAST ISO-1 -CYTOCHROME C REMARK 900 AND YEAST CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 2XJ5 RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYTOCHROME C PEROXIDASE COMPOUND II REMARK 900 RELATED ID: 1KXM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CYTOCHROME C PEROXIDASE WITH APROPOSED REMARK 900 ELECTRON TRANSFER PATHWAY EXCISED TO FORM ALIGAND BINDING CHANNEL. REMARK 900 RELATED ID: 4CCX RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH MET-LYS -THR INSERTED REMARK 900 AT THE N-TERMINUS, THR 53 REPLACED BY ILE, ALA 147 REPLACED BY MET, REMARK 900 ASP 152 REPLACED BY GLY (INS(M1,K2,T3),T53I,A147M,D152G) REMARK 900 RELATED ID: 1KOK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF MESOPONE CYTOCHROME C PEROXIDASE( MPCCP) REMARK 900 RELATED ID: 1BJ9 RELATED DB: PDB REMARK 900 EFFECT OF UNNATURAL HEME SUBSTITUTION ON KINETICS OF ELECTRON REMARK 900 TRANSFER IN CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 2BCN RELATED DB: PDB REMARK 900 SOLVENT ISOTOPE EFFECTS ON INTERFACIAL PROTEIN ELECTRONTRANSFER REMARK 900 BETWEEN CYTOCHROME C AND CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1ZBY RELATED DB: PDB REMARK 900 HIGH-RESOLUTION CRYSTAL STRUCTURE OF NATIVE (RESTING) CYTOCHROME C REMARK 900 PEROXIDASE (CCP) REMARK 900 RELATED ID: 1CCP RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 2CYP RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (FERROCYTOCHROME C (COLON) H2O2 REDUCTASE) REMARK 900 RELATED ID: 1DSO RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE H175G MUTANT, IMIDAZOLE COMPLEX AT PH 6, REMARK 900 ROOM TEMPERATURE. REMARK 900 RELATED ID: 1STQ RELATED DB: PDB REMARK 900 CYRSTAL STRUCTURE OF CYTOCHROME C PEROXIDASE MUTANT: CCPK2M3 REMARK 900 RELATED ID: 3CCP RELATED DB: PDB REMARK 900 YEAST CYTOCHROME C PEROXIDASE MUTANT WITH TRP 191 REPLACED BY PHE REMARK 900 (W191F) REMARK 900 RELATED ID: 2V2E RELATED DB: PDB REMARK 900 STRUCTURE OF ISONIAZID (INH) BOUND TO CYTOCHROME C PEROXIDASE REMARK 900 MUTANT N184R Y36A REMARK 900 RELATED ID: 2XIL RELATED DB: PDB REMARK 900 THE STRUCTURE OF CYTOCHROME C PEROXIDASE COMPOUND I REMARK 900 RELATED ID: 1AA4 RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING IN A BURIED POLAR CAVITY OF REMARK 900 CYTOCHROME C PEROXIDASE REMARK 900 RELATED ID: 1AED RELATED DB: PDB REMARK 900 SPECIFICITY OF LIGAND BINDING TO A BURIED POLAR CAVITY AT THE REMARK 900 ACTIVE SITE OF CYTOCHROME C PEROXIDASE (3,4 -DIMETHYLTHIAZOLE) REMARK 900 RELATED ID: 1CCC RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (CCP-MKT) MUTANT WITH ASP 235 REPLACED BY REMARK 900 ALA (D235A) REMARK 900 RELATED ID: 1CMQ RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE (RECOMBINANT YEAST, CCP-MKT) MUTANT WITH REMARK 900 TRP 191 REPLACED BY GLY (W191G) REMARK 900 RELATED ID: 1CPF RELATED DB: PDB REMARK 900 CYTOCHROME C PEROXIDASE MUTANT WITH MET ILE ADDED AT N-TERMINUS AND REMARK 900 TRP 191 REPLACED BY GLY (MI,W191G) COMPLEXED WITH A TRIS (+) ION REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 1-67 IN THE UNIPROT SEQUENCE ARE A MITOCHONDRIAL REMARK 999 TRANSIT PEPTIDE. DBREF 2YCG A 1 294 UNP P00431 CCPR_YEAST 68 361 SEQRES 1 A 294 THR THR PRO LEU VAL HIS VAL ALA SER VAL GLU LYS GLY SEQRES 2 A 294 ARG SER TYR GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE SEQRES 3 A 294 ALA LEU LYS LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR SEQRES 4 A 294 ILE GLY TYR GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS SEQRES 5 A 294 THR SER GLY THR TRP ASP LYS HIS ASP ASN THR GLY GLY SEQRES 6 A 294 SER TYR GLY GLY THR TYR ARG PHE LYS LYS GLU PHE ASN SEQRES 7 A 294 ASP PRO SER ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE SEQRES 8 A 294 LEU GLU PRO ILE HIS LYS GLU PHE PRO TRP ILE SER SER SEQRES 9 A 294 GLY ASP LEU PHE SER LEU GLY GLY VAL THR ALA VAL GLN SEQRES 10 A 294 GLU MET GLN GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG SEQRES 11 A 294 VAL ASP THR PRO GLU ASP THR THR PRO ASP ASN GLY ARG SEQRES 12 A 294 LEU PRO ASP ALA ASP LYS ASP ALA ASP TYR VAL ARG THR SEQRES 13 A 294 PHE PHE GLN ARG LEU ASN MET ASN ASP ARG GLU VAL VAL SEQRES 14 A 294 ALA LEU MET GLY ALA HIS ALA LEU GLY LYS THR HIS LEU SEQRES 15 A 294 LYS ASN SER GLY TYR GLU GLY PRO TRP GLY ALA ALA ASN SEQRES 16 A 294 ASN VAL PHE THR ASN GLU PHE TYR LEU ASN LEU LEU ASN SEQRES 17 A 294 GLU ASP TRP LYS LEU GLU LYS ASN ASP ALA ASN ASN GLU SEQRES 18 A 294 GLN TRP ASP SER LYS SER GLY TYR MET MET LEU PRO THR SEQRES 19 A 294 ASP TYR SER LEU ILE GLN ASP PRO LYS TYR LEU SER ILE SEQRES 20 A 294 VAL LYS GLU TYR ALA ASN ASP GLN ASP LYS PHE PHE LYS SEQRES 21 A 294 ASP PHE SER LYS ALA PHE GLU LYS LEU LEU GLU ASN GLY SEQRES 22 A 294 ILE THR PHE PRO LYS ASP ALA PRO SER PRO PHE ILE PHE SEQRES 23 A 294 LYS THR LEU GLU GLU GLN GLY LEU HET HEM A 301 43 HET MPD A 302 8 HET MPD A 303 8 HET PO4 A 304 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL HETNAM PO4 PHOSPHATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 MPD 2(C6 H14 O2) FORMUL 5 PO4 O4 P 3- FORMUL 6 HOH *580(H2 O) HELIX 1 1 SER A 15 ASP A 33 1 19 HELIX 2 2 GLU A 35 ILE A 40 1 6 HELIX 3 3 TYR A 42 GLY A 55 1 14 HELIX 4 4 GLY A 69 ARG A 72 5 4 HELIX 5 5 PHE A 73 ASN A 78 1 6 HELIX 6 6 ASP A 79 ALA A 83 5 5 HELIX 7 7 LEU A 85 PHE A 99 1 15 HELIX 8 8 SER A 103 MET A 119 1 17 HELIX 9 9 PRO A 134 THR A 138 5 5 HELIX 10 10 ASP A 150 ARG A 160 1 11 HELIX 11 11 ASN A 164 GLY A 173 1 10 HELIX 12 12 ALA A 174 LEU A 177 5 4 HELIX 13 13 HIS A 181 GLY A 186 1 6 HELIX 14 14 ASN A 200 GLU A 209 1 10 HELIX 15 15 LEU A 232 ASN A 253 1 22 HELIX 16 16 ASP A 254 ASN A 272 1 19 HELIX 17 17 THR A 288 GLY A 293 1 6 SHEET 1 AA 2 HIS A 6 VAL A 7 0 SHEET 2 AA 2 ILE A 274 THR A 275 1 N THR A 275 O HIS A 6 SHEET 1 AB 2 LYS A 179 THR A 180 0 SHEET 2 AB 2 GLY A 189 PRO A 190 -1 O GLY A 189 N THR A 180 SHEET 1 AC 3 TRP A 211 LYS A 215 0 SHEET 2 AC 3 GLU A 221 SER A 225 -1 O GLN A 222 N GLU A 214 SHEET 3 AC 3 MET A 230 MET A 231 -1 O MET A 231 N TRP A 223 LINK NE2 HIS A 175 FE HEM A 301 1555 1555 2.03 LINK FE HEM A 301 O HOH A 495 1555 1555 1.96 SITE 1 AC1 25 PRO A 44 VAL A 45 ARG A 48 TRP A 51 SITE 2 AC1 25 PRO A 145 ASP A 146 ALA A 147 LEU A 171 SITE 3 AC1 25 MET A 172 ALA A 174 HIS A 175 LEU A 177 SITE 4 AC1 25 GLY A 178 LYS A 179 THR A 180 HIS A 181 SITE 5 AC1 25 ASN A 184 SER A 185 TRP A 191 LEU A 232 SITE 6 AC1 25 THR A 234 HOH A 560 HOH A 499 HOH A 464 SITE 7 AC1 25 HOH A 495 SITE 1 AC2 8 LYS A 59 HIS A 60 ASP A 254 ASP A 256 SITE 2 AC2 8 LYS A 257 LYS A 260 HOH A 659 HOH A 724 SITE 1 AC3 6 ASP A 148 SER A 185 TYR A 187 ASN A 220 SITE 2 AC3 6 HOH A 424 HOH A 469 SITE 1 AC4 3 TYR A 36 ASP A 37 HOH A 401 CRYST1 51.118 75.600 106.752 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 0.019563 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013228 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009368 0.00000