HEADER ELECTRON TRANSPORT 27-NOV-24 9KRD TITLE CRYSTAL STRUCTURE OF REDUCED CYTOCHROME C6 FROM SYNECHOCOCCUS TITLE 2 ELONGATUS PCC 7942 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C6; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: CYTOCHROME C-553,CYTOCHROME C553,SOLUBLE CYTOCHROME F; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCOCCUS ELONGATUS PCC 7942 = FACHB-805; SOURCE 3 ORGANISM_COMMON: ANACYSTIS NIDULANS R2; SOURCE 4 ORGANISM_TAXID: 1140; SOURCE 5 GENE: PETJ, CYTA, SYNPCC7942_1630; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ELECTRON TRANSPORT PROTEIN, CYTOCHROME-C6, REDUCED STATE, KEYWDS 2 PHOTOSYNTHESIS, ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR B.T.ZHANG,S.W.LIU,Y.C.XU,W.SHENG,Y.GONG,P.CAO REVDAT 2 05-FEB-25 9KRD 1 JRNL REVDAT 1 29-JAN-25 9KRD 0 JRNL AUTH B.ZHANG,Y.XU,S.LIU,S.CHEN,W.ZHAO,Z.LI,J.WANG,W.ZHAO,H.ZHANG, JRNL AUTH 2 Y.DONG,Y.GONG,W.SHENG,P.CAO JRNL TITL A HIGH-RESOLUTION CRYSTALLOGRAPHIC STUDY OF CYTOCHROME C6: JRNL TITL 2 STRUCTURAL BASIS FOR ELECTRON TRANSFER IN CYANOBACTERIAL JRNL TITL 3 PHOTOSYNTHESIS. JRNL REF INT J MOL SCI V. 26 2025 JRNL REFN ESSN 1422-0067 JRNL PMID 39859539 JRNL DOI 10.3390/IJMS26020824 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.25 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 3 NUMBER OF REFLECTIONS : 43069 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.168 REMARK 3 R VALUE (WORKING SET) : 0.167 REMARK 3 FREE R VALUE : 0.187 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 2167 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 27.2500 - 4.1900 1.00 3003 157 0.1563 0.1464 REMARK 3 2 4.1900 - 3.3300 0.85 2476 128 0.1490 0.1610 REMARK 3 3 3.3300 - 2.9100 1.00 2830 168 0.1825 0.2211 REMARK 3 4 2.9100 - 2.6400 1.00 2818 157 0.1702 0.2004 REMARK 3 5 2.6400 - 2.4500 1.00 2822 137 0.1724 0.1865 REMARK 3 6 2.4500 - 2.3100 1.00 2825 139 0.1607 0.1650 REMARK 3 7 2.3100 - 2.1900 1.00 2796 146 0.1612 0.1880 REMARK 3 8 2.1900 - 2.1000 0.99 2798 131 0.1724 0.1874 REMARK 3 9 2.1000 - 2.0200 0.99 2768 137 0.1730 0.2133 REMARK 3 10 2.0200 - 1.9500 0.99 2737 185 0.1743 0.2059 REMARK 3 11 1.9500 - 1.8900 0.99 2781 143 0.1677 0.2030 REMARK 3 12 1.8900 - 1.8300 0.99 2745 141 0.1642 0.2073 REMARK 3 13 1.8300 - 1.7800 0.98 2775 133 0.1755 0.2260 REMARK 3 14 1.7800 - 1.7400 0.92 2541 140 0.1965 0.2204 REMARK 3 15 1.7400 - 1.7000 0.79 2187 125 0.2244 0.2582 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) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.468 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.71 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 : 0.008 2795 REMARK 3 ANGLE : 0.894 3847 REMARK 3 CHIRALITY : 0.039 391 REMARK 3 PLANARITY : 0.009 495 REMARK 3 DIHEDRAL : 14.945 937 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 9KRD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 02-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1300053922. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-NOV-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 43231 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.04900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 29.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.2 REMARK 200 DATA REDUNDANCY IN SHELL : 8.40 REMARK 200 R MERGE FOR SHELL (I) : 0.23700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.200 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 (%): 54.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CITRIC ACID PH 4.0, 1.6M AMMONIUM REMARK 280 SULFATE, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K 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 27.25250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 49.39050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.93650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 49.39050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.25250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.93650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, D 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3250 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8940 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C 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 GLY C 87 REMARK 465 GLN D 86 REMARK 465 GLY D 87 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 42 58.04 -91.00 REMARK 500 LYS A 55 124.77 -170.42 REMARK 500 ALA B 42 58.82 -91.63 REMARK 500 ALA C 42 47.11 -89.03 REMARK 500 ALA D 42 56.80 -94.51 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 D 327 DISTANCE = 6.82 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 HEC A 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 18 NE2 REMARK 620 2 HEC A 101 NA 94.2 REMARK 620 3 HEC A 101 NB 88.3 91.3 REMARK 620 4 HEC A 101 NC 82.4 176.6 88.4 REMARK 620 5 HEC A 101 ND 89.8 89.0 178.1 91.2 REMARK 620 6 MET A 58 SD 176.9 83.2 93.3 100.2 88.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC B 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 18 NE2 REMARK 620 2 HEC B 101 NA 93.7 REMARK 620 3 HEC B 101 NB 87.6 90.8 REMARK 620 4 HEC B 101 NC 82.4 176.1 89.1 REMARK 620 5 HEC B 101 ND 89.6 88.8 177.2 91.0 REMARK 620 6 MET B 58 SD 178.5 84.8 92.5 99.1 90.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC C 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 18 NE2 REMARK 620 2 HEC C 101 NA 94.5 REMARK 620 3 HEC C 101 NB 87.8 90.1 REMARK 620 4 HEC C 101 NC 81.7 176.2 90.0 REMARK 620 5 HEC C 101 ND 88.0 89.8 175.9 89.8 REMARK 620 6 MET C 58 SD 177.3 83.4 93.8 100.4 90.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC D 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 18 NE2 REMARK 620 2 HEC D 101 NA 92.9 REMARK 620 3 HEC D 101 NB 89.2 92.3 REMARK 620 4 HEC D 101 NC 82.6 175.4 88.5 REMARK 620 5 HEC D 101 ND 87.2 88.3 176.4 90.6 REMARK 620 6 MET D 58 SD 176.6 84.6 93.2 99.9 90.5 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9KRC RELATED DB: PDB DBREF 9KRD A 1 87 UNP P25935 CYC6_SYNE7 25 111 DBREF 9KRD B 1 87 UNP P25935 CYC6_SYNE7 25 111 DBREF 9KRD C 1 87 UNP P25935 CYC6_SYNE7 25 111 DBREF 9KRD D 1 87 UNP P25935 CYC6_SYNE7 25 111 SEQADV 9KRD GLY A -1 UNP P25935 EXPRESSION TAG SEQADV 9KRD SER A 0 UNP P25935 EXPRESSION TAG SEQADV 9KRD GLY B -1 UNP P25935 EXPRESSION TAG SEQADV 9KRD SER B 0 UNP P25935 EXPRESSION TAG SEQADV 9KRD GLY C -1 UNP P25935 EXPRESSION TAG SEQADV 9KRD SER C 0 UNP P25935 EXPRESSION TAG SEQADV 9KRD GLY D -1 UNP P25935 EXPRESSION TAG SEQADV 9KRD SER D 0 UNP P25935 EXPRESSION TAG SEQRES 1 A 89 GLY SER ALA ASP LEU ALA HIS GLY GLY GLN VAL PHE SER SEQRES 2 A 89 ALA ASN CYS ALA ALA CYS HIS LEU GLY GLY ARG ASN VAL SEQRES 3 A 89 VAL ASN PRO ALA LYS THR LEU GLN LYS ALA ASP LEU ASP SEQRES 4 A 89 GLN TYR GLY MET ALA SER ILE GLU ALA ILE THR THR GLN SEQRES 5 A 89 VAL THR ASN GLY LYS GLY ALA MET PRO ALA PHE GLY SER SEQRES 6 A 89 LYS LEU SER ALA ASP ASP ILE ALA ASP VAL ALA SER TYR SEQRES 7 A 89 VAL LEU ASP GLN SER GLU LYS GLY TRP GLN GLY SEQRES 1 B 89 GLY SER ALA ASP LEU ALA HIS GLY GLY GLN VAL PHE SER SEQRES 2 B 89 ALA ASN CYS ALA ALA CYS HIS LEU GLY GLY ARG ASN VAL SEQRES 3 B 89 VAL ASN PRO ALA LYS THR LEU GLN LYS ALA ASP LEU ASP SEQRES 4 B 89 GLN TYR GLY MET ALA SER ILE GLU ALA ILE THR THR GLN SEQRES 5 B 89 VAL THR ASN GLY LYS GLY ALA MET PRO ALA PHE GLY SER SEQRES 6 B 89 LYS LEU SER ALA ASP ASP ILE ALA ASP VAL ALA SER TYR SEQRES 7 B 89 VAL LEU ASP GLN SER GLU LYS GLY TRP GLN GLY SEQRES 1 C 89 GLY SER ALA ASP LEU ALA HIS GLY GLY GLN VAL PHE SER SEQRES 2 C 89 ALA ASN CYS ALA ALA CYS HIS LEU GLY GLY ARG ASN VAL SEQRES 3 C 89 VAL ASN PRO ALA LYS THR LEU GLN LYS ALA ASP LEU ASP SEQRES 4 C 89 GLN TYR GLY MET ALA SER ILE GLU ALA ILE THR THR GLN SEQRES 5 C 89 VAL THR ASN GLY LYS GLY ALA MET PRO ALA PHE GLY SER SEQRES 6 C 89 LYS LEU SER ALA ASP ASP ILE ALA ASP VAL ALA SER TYR SEQRES 7 C 89 VAL LEU ASP GLN SER GLU LYS GLY TRP GLN GLY SEQRES 1 D 89 GLY SER ALA ASP LEU ALA HIS GLY GLY GLN VAL PHE SER SEQRES 2 D 89 ALA ASN CYS ALA ALA CYS HIS LEU GLY GLY ARG ASN VAL SEQRES 3 D 89 VAL ASN PRO ALA LYS THR LEU GLN LYS ALA ASP LEU ASP SEQRES 4 D 89 GLN TYR GLY MET ALA SER ILE GLU ALA ILE THR THR GLN SEQRES 5 D 89 VAL THR ASN GLY LYS GLY ALA MET PRO ALA PHE GLY SER SEQRES 6 D 89 LYS LEU SER ALA ASP ASP ILE ALA ASP VAL ALA SER TYR SEQRES 7 D 89 VAL LEU ASP GLN SER GLU LYS GLY TRP GLN GLY HET HEC A 101 43 HET SO4 A 102 5 HET HEC B 101 43 HET SO4 B 102 5 HET HEC C 101 43 HET HEC D 101 43 HET SO4 D 102 5 HETNAM HEC HEME C HETNAM SO4 SULFATE ION FORMUL 5 HEC 4(C34 H34 FE N4 O4) FORMUL 6 SO4 3(O4 S 2-) FORMUL 12 HOH *488(H2 O) HELIX 1 AA1 SER A 0 CYS A 14 1 15 HELIX 2 AA2 CYS A 14 LEU A 19 1 6 HELIX 3 AA3 GLY A 20 ARG A 22 5 3 HELIX 4 AA4 GLN A 32 TYR A 39 1 8 HELIX 5 AA5 SER A 43 GLY A 54 1 12 HELIX 6 AA6 SER A 66 LYS A 83 1 18 HELIX 7 AA7 SER B 0 CYS B 14 1 15 HELIX 8 AA8 CYS B 14 LEU B 19 1 6 HELIX 9 AA9 GLY B 20 ARG B 22 5 3 HELIX 10 AB1 GLN B 32 TYR B 39 1 8 HELIX 11 AB2 SER B 43 GLY B 54 1 12 HELIX 12 AB3 SER B 66 GLY B 84 1 19 HELIX 13 AB4 SER C 0 CYS C 14 1 15 HELIX 14 AB5 CYS C 14 LEU C 19 1 6 HELIX 15 AB6 GLY C 20 ARG C 22 5 3 HELIX 16 AB7 GLN C 32 TYR C 39 1 8 HELIX 17 AB8 SER C 43 GLY C 54 1 12 HELIX 18 AB9 SER C 66 GLY C 84 1 19 HELIX 19 AC1 SER D 0 CYS D 14 1 15 HELIX 20 AC2 CYS D 14 LEU D 19 1 6 HELIX 21 AC3 GLY D 20 ARG D 22 5 3 HELIX 22 AC4 GLN D 32 TYR D 39 1 8 HELIX 23 AC5 SER D 43 GLY D 54 1 12 HELIX 24 AC6 SER D 66 GLY D 84 1 19 LINK SG CYS A 14 CAB HEC A 101 1555 1555 1.77 LINK SG CYS A 17 CAC HEC A 101 1555 1555 1.80 LINK SG CYS B 14 CAB HEC B 101 1555 1555 1.77 LINK SG CYS B 17 CAC HEC B 101 1555 1555 1.79 LINK SG CYS C 14 CAB HEC C 101 1555 1555 1.77 LINK SG CYS C 17 CAC HEC C 101 1555 1555 1.79 LINK SG CYS D 14 CAB HEC D 101 1555 1555 1.77 LINK SG CYS D 17 CAC HEC D 101 1555 1555 1.79 LINK NE2 HIS A 18 FE HEC A 101 1555 1555 2.05 LINK SD MET A 58 FE HEC A 101 1555 1555 2.37 LINK NE2 HIS B 18 FE HEC B 101 1555 1555 2.05 LINK SD MET B 58 FE HEC B 101 1555 1555 2.35 LINK NE2 HIS C 18 FE HEC C 101 1555 1555 2.04 LINK SD MET C 58 FE HEC C 101 1555 1555 2.37 LINK NE2 HIS D 18 FE HEC D 101 1555 1555 2.07 LINK SD MET D 58 FE HEC D 101 1555 1555 2.37 CRYST1 54.505 73.873 98.781 90.00 90.00 90.00 P 21 21 21 16 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 0.018347 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013537 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010123 0.00000