HEADER ELECTRON TRANSPORT 11-OCT-12 4HIL TITLE 1.25A RESOLUTION STRUCTURE OF RAT TYPE B CYTOCHROME B5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME B5 TYPE B; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYTOCHROME B5 OUTER MITOCHONDRIAL MEMBRANE ISOFORM; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: BROWN RAT,RAT,RATS; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: CYB5B, CYB5M, OMB5; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET11A KEYWDS CYTOCHROME B5, HEME, ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR S.LOVELL,K.P.BATTAILE,S.PARTHASARATHY,N.SUN,S.TERZYAN,X.ZHANG, AUTHOR 2 M.RIVERA,K.KUCZERA,D.R.BENSON REVDAT 3 20-SEP-23 4HIL 1 REMARK SEQADV LINK REVDAT 2 15-NOV-17 4HIL 1 REMARK REVDAT 1 16-OCT-13 4HIL 0 JRNL AUTH S.PARTHASARATHY,N.SUN,S.LOVELL,K.P.BATTAILE,S.TERZYAN, JRNL AUTH 2 X.ZHANG,M.RIVERA,K.KUCZERA,D.R.BENSON JRNL TITL 1.25A RESOLUTION STRUCTURE OF RAT TYPE B CYTOCHROME B5 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7.3_927 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) : 1.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.17 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 51871 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.138 REMARK 3 R VALUE (WORKING SET) : 0.137 REMARK 3 FREE R VALUE : 0.152 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2643 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 35.1849 - 3.3346 1.00 2805 134 0.1549 0.1453 REMARK 3 2 3.3346 - 2.6471 1.00 2664 137 0.1574 0.1783 REMARK 3 3 2.6471 - 2.3125 1.00 2627 143 0.1384 0.1481 REMARK 3 4 2.3125 - 2.1011 1.00 2621 135 0.1254 0.1375 REMARK 3 5 2.1011 - 1.9505 1.00 2569 157 0.1210 0.1403 REMARK 3 6 1.9505 - 1.8355 1.00 2602 129 0.1133 0.1272 REMARK 3 7 1.8355 - 1.7436 1.00 2569 151 0.1082 0.1340 REMARK 3 8 1.7436 - 1.6677 1.00 2580 157 0.1039 0.1309 REMARK 3 9 1.6677 - 1.6035 1.00 2570 136 0.1047 0.1484 REMARK 3 10 1.6035 - 1.5482 1.00 2589 123 0.1096 0.1399 REMARK 3 11 1.5482 - 1.4998 1.00 2570 117 0.1051 0.1260 REMARK 3 12 1.4998 - 1.4569 1.00 2602 137 0.1064 0.1388 REMARK 3 13 1.4569 - 1.4185 1.00 2558 142 0.1244 0.1622 REMARK 3 14 1.4185 - 1.3839 1.00 2521 142 0.1236 0.1896 REMARK 3 15 1.3839 - 1.3525 1.00 2577 147 0.1387 0.1505 REMARK 3 16 1.3525 - 1.3237 1.00 2556 122 0.1604 0.1598 REMARK 3 17 1.3237 - 1.2972 1.00 2568 130 0.1839 0.1967 REMARK 3 18 1.2972 - 1.2727 1.00 2555 158 0.2056 0.2394 REMARK 3 19 1.2727 - 1.2500 1.00 2525 146 0.2347 0.2655 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.86 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 40.50 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.060 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.83 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.91170 REMARK 3 B22 (A**2) : -5.01010 REMARK 3 B33 (A**2) : 4.09840 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 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 : 0.011 1588 REMARK 3 ANGLE : 1.328 2217 REMARK 3 CHIRALITY : 0.071 201 REMARK 3 PLANARITY : 0.009 274 REMARK 3 DIHEDRAL : 17.860 550 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 4HIL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-OCT-12. REMARK 100 THE DEPOSITION ID IS D_1000075511. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUN-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.16 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51942 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.250 REMARK 200 RESOLUTION RANGE LOW (A) : 48.833 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : 13.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.75700 REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 3MUS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% (W/V) PEG 8000, 100 SODIUM REMARK 280 CACODYLATE, 200 MM SODIUM ACETATE, PH 6.5, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 293K 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 19.30450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.17100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.92350 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 35.17100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.30450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.92350 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: 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 350 REMARK 350 BIOMOLECULE: 2 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: B 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 ASP A 1 REMARK 465 ALA A 87 REMARK 465 ASP B 1 REMARK 465 PRO B 2 REMARK 465 ALA B 3 REMARK 465 LYS B 85 REMARK 465 PRO B 86 REMARK 465 ALA B 87 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 A 19 CG CD OE1 OE2 REMARK 470 GLU A 56 CD OE1 OE2 REMARK 470 GLU B 19 CD OE1 OE2 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 3 65.25 -101.17 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 A 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 39 NE2 REMARK 620 2 HEM A 101 NA 92.5 REMARK 620 3 HEM A 101 NB 90.8 88.9 REMARK 620 4 HEM A 101 NC 85.0 177.5 91.1 REMARK 620 5 HEM A 101 ND 89.4 89.9 178.8 90.1 REMARK 620 6 HIS A 63 NE2 173.6 90.7 83.7 91.7 96.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 39 NE2 REMARK 620 2 HEM A 101 NA 89.9 REMARK 620 3 HEM A 101 NB 92.6 89.4 REMARK 620 4 HEM A 101 NC 86.0 173.8 95.5 REMARK 620 5 HEM A 101 ND 86.4 85.8 175.1 89.2 REMARK 620 6 HIS A 63 NE2 179.2 89.7 86.6 94.4 94.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA B 102 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ARG B 34 O REMARK 620 2 SER B 37 OG 97.4 REMARK 620 3 HOH B 213 O 77.4 86.2 REMARK 620 4 HOH B 224 O 71.0 88.5 147.0 REMARK 620 5 HOH B 256 O 160.1 82.3 122.3 89.1 REMARK 620 6 HOH B 312 O 102.5 157.0 87.0 108.6 82.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 39 NE2 REMARK 620 2 HEM B 101 NA 95.5 REMARK 620 3 HEM B 101 NB 92.2 85.9 REMARK 620 4 HEM B 101 NC 86.7 175.4 90.0 REMARK 620 5 HEM B 101 ND 91.0 92.2 176.4 91.8 REMARK 620 6 HIS B 63 NE2 174.2 90.3 87.2 87.5 89.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 101 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 39 NE2 REMARK 620 2 HEM B 101 NA 86.6 REMARK 620 3 HEM B 101 NB 87.8 81.1 REMARK 620 4 HEM B 101 NC 87.4 172.4 94.0 REMARK 620 5 HEM B 101 ND 87.2 87.2 167.5 97.1 REMARK 620 6 HIS B 63 NE2 175.7 89.2 90.3 96.6 93.9 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 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 102 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4HIN RELATED DB: PDB DBREF 4HIL A 1 86 UNP P04166 CYB5B_RAT 17 102 DBREF 4HIL B 1 86 UNP P04166 CYB5B_RAT 17 102 SEQADV 4HIL ALA A 87 UNP P04166 EXPRESSION TAG SEQADV 4HIL ALA B 87 UNP P04166 EXPRESSION TAG SEQRES 1 A 87 ASP PRO ALA VAL THR TYR TYR ARG LEU GLU GLU VAL ALA SEQRES 2 A 87 LYS ARG ASN THR ALA GLU GLU THR TRP MET VAL ILE HIS SEQRES 3 A 87 GLY ARG VAL TYR ASP ILE THR ARG PHE LEU SER GLU HIS SEQRES 4 A 87 PRO GLY GLY GLU GLU VAL LEU LEU GLU GLN ALA GLY ALA SEQRES 5 A 87 ASP ALA THR GLU SER PHE GLU ASP VAL GLY HIS SER PRO SEQRES 6 A 87 ASP ALA ARG GLU MET LEU LYS GLN TYR TYR ILE GLY ASP SEQRES 7 A 87 VAL HIS PRO ASN ASP LEU LYS PRO ALA SEQRES 1 B 87 ASP PRO ALA VAL THR TYR TYR ARG LEU GLU GLU VAL ALA SEQRES 2 B 87 LYS ARG ASN THR ALA GLU GLU THR TRP MET VAL ILE HIS SEQRES 3 B 87 GLY ARG VAL TYR ASP ILE THR ARG PHE LEU SER GLU HIS SEQRES 4 B 87 PRO GLY GLY GLU GLU VAL LEU LEU GLU GLN ALA GLY ALA SEQRES 5 B 87 ASP ALA THR GLU SER PHE GLU ASP VAL GLY HIS SER PRO SEQRES 6 B 87 ASP ALA ARG GLU MET LEU LYS GLN TYR TYR ILE GLY ASP SEQRES 7 B 87 VAL HIS PRO ASN ASP LEU LYS PRO ALA HET HEM A 101 86 HET HEM B 101 86 HET NA B 102 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM NA SODIUM ION HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 NA NA 1+ FORMUL 6 HOH *233(H2 O) HELIX 1 1 ARG A 8 ALA A 13 1 6 HELIX 2 2 THR A 33 LEU A 36 5 4 HELIX 3 3 GLU A 43 GLU A 48 1 6 HELIX 4 4 ALA A 54 GLY A 62 1 9 HELIX 5 5 SER A 64 MET A 70 1 7 HELIX 6 6 LEU A 71 GLN A 73 5 3 HELIX 7 7 PRO A 81 LEU A 84 5 4 HELIX 8 8 ARG B 8 ALA B 13 1 6 HELIX 9 9 ARG B 34 HIS B 39 5 6 HELIX 10 10 GLY B 42 GLN B 49 1 8 HELIX 11 11 ALA B 54 VAL B 61 1 8 HELIX 12 12 SER B 64 LYS B 72 1 9 HELIX 13 13 PRO B 81 LEU B 84 5 4 SHEET 1 A 5 TYR A 6 TYR A 7 0 SHEET 2 A 5 TYR A 75 VAL A 79 1 O ASP A 78 N TYR A 7 SHEET 3 A 5 ARG A 28 ASP A 31 -1 N VAL A 29 O GLY A 77 SHEET 4 A 5 GLU A 20 ILE A 25 -1 N MET A 23 O TYR A 30 SHEET 5 A 5 ASN A 16 THR A 17 -1 N THR A 17 O GLU A 20 SHEET 1 B 5 TYR B 6 TYR B 7 0 SHEET 2 B 5 TYR B 75 VAL B 79 1 O ASP B 78 N TYR B 7 SHEET 3 B 5 ARG B 28 ASP B 31 -1 N VAL B 29 O GLY B 77 SHEET 4 B 5 GLU B 20 ILE B 25 -1 N MET B 23 O TYR B 30 SHEET 5 B 5 ASN B 16 THR B 17 -1 N THR B 17 O GLU B 20 LINK NE2 HIS A 39 FE AHEM A 101 1555 1555 2.01 LINK NE2 HIS A 39 FE BHEM A 101 1555 1555 2.03 LINK NE2 HIS A 63 FE BHEM A 101 1555 1555 2.01 LINK NE2 HIS A 63 FE AHEM A 101 1555 1555 2.04 LINK O ARG B 34 NA NA B 102 1555 1555 2.49 LINK OG SER B 37 NA NA B 102 1555 1555 2.39 LINK NE2 HIS B 39 FE AHEM B 101 1555 1555 1.95 LINK NE2 HIS B 39 FE BHEM B 101 1555 1555 2.09 LINK NE2 HIS B 63 FE BHEM B 101 1555 1555 1.98 LINK NE2 HIS B 63 FE AHEM B 101 1555 1555 2.12 LINK NA NA B 102 O HOH B 213 1555 1555 2.47 LINK NA NA B 102 O HOH B 224 1555 1555 2.41 LINK NA NA B 102 O HOH B 256 1555 1555 2.49 LINK NA NA B 102 O HOH B 312 1555 1555 2.40 SITE 1 AC1 24 PHE A 35 HIS A 39 PRO A 40 GLY A 41 SITE 2 AC1 24 VAL A 45 LEU A 46 GLN A 49 ALA A 54 SITE 3 AC1 24 SER A 57 PHE A 58 VAL A 61 HIS A 63 SITE 4 AC1 24 SER A 64 ALA A 67 MET A 70 LEU A 71 SITE 5 AC1 24 HOH A 208 HOH A 220 HOH A 230 HOH A 236 SITE 6 AC1 24 HOH A 238 GLU B 59 HIS B 63 ARG B 68 SITE 1 AC2 27 MET B 23 ILE B 25 ARG B 34 PHE B 35 SITE 2 AC2 27 HIS B 39 PRO B 40 GLY B 41 VAL B 45 SITE 3 AC2 27 LEU B 46 GLN B 49 ALA B 54 SER B 57 SITE 4 AC2 27 PHE B 58 VAL B 61 HIS B 63 SER B 64 SITE 5 AC2 27 ALA B 67 MET B 70 LEU B 71 GLN B 73 SITE 6 AC2 27 TYR B 74 HOH B 201 HOH B 203 HOH B 204 SITE 7 AC2 27 HOH B 206 HOH B 208 HOH B 249 SITE 1 AC3 6 ARG B 34 SER B 37 HOH B 213 HOH B 224 SITE 2 AC3 6 HOH B 256 HOH B 312 CRYST1 38.609 67.847 70.342 90.00 90.00 90.00 P 21 21 21 8 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 0.025901 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014739 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014216 0.00000