HEADER ELECTRON TRANSPORT 03-NOV-05 2EWI TITLE THE F20Y MUTANT OF TETRAHEME CYTOCHROME C3 FROM DESULFOVIBRIO VULGARIS TITLE 2 MIYAZAKI F COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C3; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DESULFOVIBRIO VULGARIS STR. 'MIYAZAKI F'; SOURCE 3 ORGANISM_TAXID: 883; SOURCE 4 STRAIN: MIYAZAKI; SOURCE 5 EXPRESSION_SYSTEM: SHEWANELLA ONEIDENSIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 70863; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: TSP-C; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PKF19K KEYWDS ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR Y.HIGUCHI,H.KOMORI,K.MORITA REVDAT 3 10-NOV-21 2EWI 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2EWI 1 VERSN REVDAT 1 28-NOV-06 2EWI 0 JRNL AUTH Y.HIGUCHI,H.KOMORI,K.MORITA JRNL TITL THE F20Y MUTANT OF TETRAHEME CYTOCHROME C3 FROM JRNL TITL 2 DESULFOVIBRIO VULGARIS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.00 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) : 1.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 87.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R 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) : 0.115 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.112 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.150 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) : 58010 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.110 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL 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)) : 54566 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 802 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 361 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1335.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 12018 REMARK 3 NUMBER OF RESTRAINTS : 13771 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.021 REMARK 3 ANGLE DISTANCES (A) : 0.037 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.027 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.087 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.100 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.032 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.006 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.041 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.103 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2EWI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1000035178. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-JUN-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.71 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 62471 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.000 REMARK 200 RESOLUTION RANGE LOW (A) : 21.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD 70%, PH 7.4, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 277K 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 26.12100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 17.16400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.74150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 17.16400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.12100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.74150 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 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 ASP A 56 CB - CG - OD2 ANGL. DEV. = 7.5 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 12 41.25 -141.34 REMARK 500 CYS A 51 -124.58 -97.52 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 A1001 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 22 NE2 REMARK 620 2 HEM A1001 NA 92.0 REMARK 620 3 HEM A1001 NB 90.7 90.7 REMARK 620 4 HEM A1001 NC 90.4 177.5 89.9 REMARK 620 5 HEM A1001 ND 90.4 89.4 179.0 90.0 REMARK 620 6 HIS A 34 NE2 179.2 87.3 89.7 90.3 89.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A1003 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 25 NE2 REMARK 620 2 HEM A1003 NA 90.0 REMARK 620 3 HEM A1003 NB 91.0 88.3 REMARK 620 4 HEM A1003 NC 90.6 178.6 90.5 REMARK 620 5 HEM A1003 ND 88.4 91.5 179.3 89.7 REMARK 620 6 HIS A 83 NE2 176.9 88.4 91.6 91.0 89.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A1002 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 35 NE2 REMARK 620 2 HEM A1002 NA 89.6 REMARK 620 3 HEM A1002 NB 92.7 89.7 REMARK 620 4 HEM A1002 NC 90.9 179.4 90.0 REMARK 620 5 HEM A1002 ND 88.8 90.1 178.5 90.2 REMARK 620 6 HIS A 52 NE2 178.0 88.6 88.2 90.9 90.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A1004 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 70 NE2 REMARK 620 2 HEM A1004 NA 92.1 REMARK 620 3 HEM A1004 NB 89.1 91.3 REMARK 620 4 HEM A1004 NC 90.6 177.3 88.9 REMARK 620 5 HEM A1004 ND 87.9 89.1 177.0 90.8 REMARK 620 6 HIS A 106 NE2 178.3 89.4 91.7 87.9 91.3 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 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 1003 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2EWK RELATED DB: PDB REMARK 900 THE SAME PROTEIN(T24V) DBREF 2EWI A 1 107 UNP P00132 CYC3_DESVM 24 130 SEQADV 2EWI TYR A 20 UNP P00132 PHE 43 ENGINEERED MUTATION SEQRES 1 A 107 ALA PRO LYS ALA PRO ALA ASP GLY LEU LYS MET ASP LYS SEQRES 2 A 107 THR LYS GLN PRO VAL VAL TYR ASN HIS SER THR HIS LYS SEQRES 3 A 107 ALA VAL LYS CYS GLY ASP CYS HIS HIS PRO VAL ASN GLY SEQRES 4 A 107 LYS GLU ASP TYR GLN LYS CYS ALA THR ALA GLY CYS HIS SEQRES 5 A 107 ASP ASN MET ASP LYS LYS ASP LYS SER ALA LYS GLY TYR SEQRES 6 A 107 TYR HIS ALA MET HIS ASP LYS GLY THR LYS PHE LYS SER SEQRES 7 A 107 CYS VAL GLY CYS HIS LEU GLU THR ALA GLY ALA ASP ALA SEQRES 8 A 107 ALA LYS LYS LYS GLU LEU THR GLY CYS LYS GLY SER LYS SEQRES 9 A 107 CYS HIS SER HET HEM A1004 43 HET HEM A1002 43 HET HEM A1001 43 HET HEM A1003 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM 4(C34 H32 FE N4 O4) FORMUL 6 HOH *361(H2 O) HELIX 1 1 ASN A 21 LYS A 26 5 6 HELIX 2 2 LYS A 29 CYS A 33 5 5 HELIX 3 3 GLY A 64 ASP A 71 1 8 HELIX 4 4 SER A 78 GLY A 88 1 11 HELIX 5 5 ASP A 90 GLY A 99 1 10 SHEET 1 A 2 LEU A 9 MET A 11 0 SHEET 2 A 2 VAL A 18 TYR A 20 -1 O VAL A 18 N MET A 11 SHEET 1 B 2 PRO A 36 VAL A 37 0 SHEET 2 B 2 LYS A 40 GLU A 41 -1 O LYS A 40 N VAL A 37 LINK SG CYS A 30 CAB HEM A1001 1555 1555 1.87 LINK SG CYS A 33 CAC HEM A1001 1555 1555 1.85 LINK SG CYS A 46 CAB HEM A1002 1555 1555 1.86 LINK SG CYS A 51 CAC HEM A1002 1555 1555 1.90 LINK SG CYS A 79 CAB HEM A1003 1555 1555 1.87 LINK SG CYS A 82 CAC HEM A1003 1555 1555 1.88 LINK SG CYS A 100 CAB HEM A1004 1555 1555 1.86 LINK SG CYS A 105 CAC HEM A1004 1555 1555 1.86 LINK NE2 HIS A 22 FE HEM A1001 1555 1555 1.99 LINK NE2 HIS A 25 FE HEM A1003 1555 1555 1.99 LINK NE2 HIS A 34 FE HEM A1001 1555 1555 1.96 LINK NE2 HIS A 35 FE HEM A1002 1555 1555 1.99 LINK NE2 HIS A 52 FE HEM A1002 1555 1555 1.97 LINK NE2 HIS A 70 FE HEM A1004 1555 1555 1.99 LINK NE2 HIS A 83 FE HEM A1003 1555 1555 1.97 LINK NE2 HIS A 106 FE HEM A1004 1555 1555 2.01 SITE 1 AC1 24 MET A 11 ASP A 12 LYS A 13 THR A 14 SITE 2 AC1 24 GLN A 16 PRO A 17 VAL A 18 GLY A 39 SITE 3 AC1 24 TYR A 65 TYR A 66 HIS A 70 CYS A 79 SITE 4 AC1 24 VAL A 80 HIS A 83 LEU A 97 THR A 98 SITE 5 AC1 24 GLY A 99 CYS A 100 CYS A 105 HIS A 106 SITE 6 AC1 24 HOH A2028 HOH A2032 HOH A2063 HOH A2067 SITE 1 AC2 20 HIS A 35 ASP A 42 GLN A 44 LYS A 45 SITE 2 AC2 20 CYS A 46 CYS A 51 HIS A 52 HIS A 67 SITE 3 AC2 20 ALA A 68 THR A 74 LYS A 75 PHE A 76 SITE 4 AC2 20 HOH A2037 HOH A2047 HOH A2068 HOH A2096 SITE 5 AC2 20 HOH A2197 HOH A2207 HOH A2260 HOH A2322 SITE 1 AC3 22 PRO A 2 LYS A 3 ALA A 4 PRO A 5 SITE 2 AC3 22 LEU A 9 TYR A 20 HIS A 22 VAL A 28 SITE 3 AC3 22 CYS A 30 CYS A 33 HIS A 34 TYR A 43 SITE 4 AC3 22 LYS A 45 CYS A 46 HEM A1003 HOH A2003 SITE 5 AC3 22 HOH A2008 HOH A2097 HOH A2129 HOH A2160 SITE 6 AC3 22 HOH A2276 HOH A2335 SITE 1 AC4 17 ASN A 21 THR A 24 HIS A 25 LYS A 77 SITE 2 AC4 17 CYS A 79 CYS A 82 HIS A 83 LYS A 93 SITE 3 AC4 17 LYS A 104 HEM A1001 HOH A2020 HOH A2038 SITE 4 AC4 17 HOH A2059 HOH A2089 HOH A2195 HOH A2201 SITE 5 AC4 17 HOH A2355 CRYST1 52.242 67.483 34.328 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 0.019142 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014819 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029131 0.00000