PDB Short entry for 3NER HEADER ELECTRON TRANSPORT 09-JUN-10 3NER TITLE STRUCTURE OF HUMAN TYPE B CYTOCHROME B5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME B5 TYPE B; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: N-TERMINAL HEME-BINDING DOMAIN (UNP RESIDUES 12-103); COMPND 5 SYNONYM: CYTOCHROME B5 OUTER MITOCHONDRIAL MEMBRANE ISOFORM; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; 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.TERZYAN,C.ZHANG,M.RIVERA,D.B.BENSON REVDAT 3 06-SEP-23 3NER 1 REMARK LINK REVDAT 2 19-JUN-13 3NER 1 JRNL VERSN REVDAT 1 25-MAY-11 3NER 0 JRNL AUTH S.PARTHASARATHY,A.ALTUVE,S.TERZYAN,X.ZHANG,K.KUCZERA, JRNL AUTH 2 M.RIVERA,D.R.BENSON JRNL TITL ACCOMMODATING A NON-CONSERVATIVE INTERNAL MUTATION BY JRNL TITL 2 WATER-MEDIATED HYDROGEN-BONDING BETWEEN BETA-SHEET STRANDS: JRNL TITL 3 A COMPARISON OF HUMAN AND RAT TYPE B (MITOCHONDRIAL) JRNL TITL 4 CYTOCHROME B5 JRNL REF BIOCHEMISTRY V. 50 5544 2011 JRNL REFN ISSN 0006-2960 JRNL PMID 21574570 JRNL DOI 10.1021/BI2004729 REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.24 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.3 REMARK 3 NUMBER OF REFLECTIONS : 28569 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 SET) : 0.177 REMARK 3 FREE R VALUE : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1131 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1459 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 92 REMARK 3 SOLVENT ATOMS : 297 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.84 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.22700 REMARK 3 B22 (A**2) : 1.32500 REMARK 3 B33 (A**2) : 0.90200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.89600 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.11 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.019 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.481 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.166 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : 0.48 REMARK 3 BSOL : 59.33 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3NER COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JUN-10. REMARK 100 THE DEPOSITION ID IS D_1000059737. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.976 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MONOCHROMATOR 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 : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29891 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 29.240 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.4500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.50 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : 0.45300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.130 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1LJ0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG8K, 0.1M HEPES (PH 6.8) AND REMARK 280 0.2M MAGNESIUM ACETATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 278K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 20.01700 REMARK 290 SMTRY3 2 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 300 REMARK: 1 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: 2920 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -64.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 LYS A -4 REMARK 465 GLU A 87 REMARK 465 GLU B 87 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 1 CG CD OE1 REMARK 480 GLU A 10 CD OE1 OE2 REMARK 480 GLU A 69 CG OE1 OE2 REMARK 480 LYS A 85 CE NZ REMARK 480 SER B 3 OG REMARK 480 LYS B 14 NZ 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 B 160 O HOH B 210 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 177 O HOH B 258 1665 2.13 REMARK 500 O HOH A 186 O HOH B 167 1655 2.18 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 SER A 3 -89.64 -138.30 REMARK 500 GLU A 20 117.23 -166.21 REMARK 500 GLU B 20 114.79 -168.46 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 39 NE2 REMARK 620 2 HEM A 201 NA 98.0 REMARK 620 3 HEM A 201 NB 87.6 76.3 REMARK 620 4 HEM A 201 NC 93.4 147.7 74.2 REMARK 620 5 HEM A 201 ND 106.0 102.1 166.3 103.5 REMARK 620 6 HIS A 63 NE2 164.3 80.0 76.8 80.9 89.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 39 NE2 REMARK 620 2 HEM A 201 NA 91.3 REMARK 620 3 HEM A 201 NB 95.3 91.4 REMARK 620 4 HEM A 201 NC 88.1 178.9 89.7 REMARK 620 5 HEM A 201 ND 81.1 88.4 176.3 90.6 REMARK 620 6 HIS A 63 NE2 166.5 89.1 98.3 91.2 85.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 39 NE2 REMARK 620 2 HEM B 201 NA 104.0 REMARK 620 3 HEM B 201 NB 93.4 87.0 REMARK 620 4 HEM B 201 NC 95.4 156.5 78.6 REMARK 620 5 HEM B 201 ND 102.9 96.4 162.0 92.0 REMARK 620 6 HIS B 63 NE2 171.0 79.9 78.6 79.1 84.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 39 NE2 REMARK 620 2 HEM B 201 NA 89.9 REMARK 620 3 HEM B 201 NB 89.7 91.5 REMARK 620 4 HEM B 201 NC 89.8 179.2 87.7 REMARK 620 5 HEM B 201 ND 86.2 88.9 175.9 91.9 REMARK 620 6 HIS B 63 NE2 176.2 88.0 93.6 92.3 90.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 88 O REMARK 620 2 HOH B 90 O 95.9 REMARK 620 3 HOH B 91 O 172.1 89.4 REMARK 620 4 HOH B 93 O 92.7 171.3 82.2 REMARK 620 5 HOH B 95 O 94.3 88.6 91.7 89.1 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ICC RELATED DB: PDB REMARK 900 RAT OUTER MITOCHONDRIAL MEMBRANE CYTOCHROME B5 TRIPLE MUTANT REMARK 900 RELATED ID: 3MUS RELATED DB: PDB REMARK 900 STRUCTURE OF RAT TYPE B CYTOCHROME B5 REMARK 900 RELATED ID: 2I89 RELATED DB: PDB REMARK 900 STRUCTURE OF SEPTUPLE MUTANT OF RAT OUTER MITOCHONDRIAL MEMBRANE REMARK 900 CYTOCHROME B5 DBREF 3NER A -4 87 UNP O43169 CYB5B_HUMAN 12 103 DBREF 3NER B -4 87 UNP O43169 CYB5B_HUMAN 12 103 SEQRES 1 A 92 LYS GLY GLN GLU VAL GLU THR SER VAL THR TYR TYR ARG SEQRES 2 A 92 LEU GLU GLU VAL ALA LYS ARG ASN SER LEU LYS GLU LEU SEQRES 3 A 92 TRP LEU VAL ILE HIS GLY ARG VAL TYR ASP VAL THR ARG SEQRES 4 A 92 PHE LEU ASN GLU HIS PRO GLY GLY GLU GLU VAL LEU LEU SEQRES 5 A 92 GLU GLN ALA GLY VAL ASP ALA SER GLU SER PHE GLU ASP SEQRES 6 A 92 VAL GLY HIS SER SER ASP ALA ARG GLU MET LEU LYS GLN SEQRES 7 A 92 TYR TYR ILE GLY ASP ILE HIS PRO SER ASP LEU LYS PRO SEQRES 8 A 92 GLU SEQRES 1 B 92 LYS GLY GLN GLU VAL GLU THR SER VAL THR TYR TYR ARG SEQRES 2 B 92 LEU GLU GLU VAL ALA LYS ARG ASN SER LEU LYS GLU LEU SEQRES 3 B 92 TRP LEU VAL ILE HIS GLY ARG VAL TYR ASP VAL THR ARG SEQRES 4 B 92 PHE LEU ASN GLU HIS PRO GLY GLY GLU GLU VAL LEU LEU SEQRES 5 B 92 GLU GLN ALA GLY VAL ASP ALA SER GLU SER PHE GLU ASP SEQRES 6 B 92 VAL GLY HIS SER SER ASP ALA ARG GLU MET LEU LYS GLN SEQRES 7 B 92 TYR TYR ILE GLY ASP ILE HIS PRO SER ASP LEU LYS PRO SEQRES 8 B 92 GLU HET HEM A 201 86 HET MG B 301 1 HET HEM B 201 86 HET SO4 B 302 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM MG MAGNESIUM ION HETNAM SO4 SULFATE ION HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 MG MG 2+ FORMUL 6 SO4 O4 S 2- FORMUL 7 HOH *297(H2 O) HELIX 1 7 ARG A 8 ALA A 13 1 6 HELIX 2 8 THR A 33 LEU A 36 5 4 HELIX 3 9 GLU A 43 GLU A 48 1 6 HELIX 4 10 ALA A 54 VAL A 61 1 8 HELIX 5 11 SER A 64 LYS A 72 1 9 HELIX 6 12 PRO A 81 LEU A 84 5 4 HELIX 7 1 ARG B 8 LYS B 14 1 7 HELIX 8 2 THR B 33 LEU B 36 5 4 HELIX 9 3 GLU B 43 GLU B 48 1 6 HELIX 10 4 ALA B 54 GLY B 62 1 9 HELIX 11 5 SER B 64 LYS B 72 1 9 HELIX 12 6 PRO B 81 LEU B 84 5 4 SHEET 1 B 5 TYR B 6 TYR B 7 0 SHEET 2 B 5 TYR B 75 ILE 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 LEU B 23 O TYR B 30 SHEET 5 B 5 ASN B 16 SER B 17 -1 N SER B 17 O GLU B 20 SHEET 1 A 5 TYR A 6 TYR A 7 0 SHEET 2 A 5 TYR A 75 ILE 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 LEU A 23 O TYR A 30 SHEET 5 A 5 ASN A 16 SER A 17 -1 N SER A 17 O GLU A 20 LINK NE2 HIS A 39 FE BHEM A 201 1555 1555 1.91 LINK NE2 HIS A 39 FE AHEM A 201 1555 1555 2.19 LINK NE2 HIS A 63 FE AHEM A 201 1555 1555 1.90 LINK NE2 HIS A 63 FE BHEM A 201 1555 1555 2.19 LINK NE2 HIS B 39 FE BHEM B 201 1555 1555 1.83 LINK NE2 HIS B 39 FE AHEM B 201 1555 1555 2.18 LINK NE2 HIS B 63 FE AHEM B 201 1555 1555 1.88 LINK NE2 HIS B 63 FE BHEM B 201 1555 1555 2.24 LINK O HOH B 88 MG MG B 301 1555 1555 2.08 LINK O HOH B 90 MG MG B 301 1555 1555 2.12 LINK O HOH B 91 MG MG B 301 1555 1555 2.22 LINK O HOH B 93 MG MG B 301 1555 1555 2.11 LINK O HOH B 95 MG MG B 301 1555 1555 2.13 SITE 1 AC1 26 ARG A 28 VAL B 32 PHE B 35 HIS B 39 SITE 2 AC1 26 PRO B 40 GLY B 41 VAL B 45 LEU B 46 SITE 3 AC1 26 GLN B 49 SER B 57 PHE B 58 VAL B 61 SITE 4 AC1 26 HIS B 63 SER B 64 ALA B 67 MET B 70 SITE 5 AC1 26 LEU B 71 TYR B 74 HOH B 100 HOH B 126 SITE 6 AC1 26 HOH B 142 HOH B 150 HOH B 216 HOH B 218 SITE 7 AC1 26 HOH B 262 HOH B 288 SITE 1 AC2 5 HOH B 88 HOH B 90 HOH B 91 HOH B 93 SITE 2 AC2 5 HOH B 95 SITE 1 AC3 8 LYS A 19 ASP A 60 ARG B 28 LYS B 72 SITE 2 AC3 8 TYR B 75 HOH B 141 HOH B 157 HOH B 204 SITE 1 AC4 21 ILE A 25 VAL A 32 PHE A 35 HIS A 39 SITE 2 AC4 21 PRO A 40 GLY A 41 VAL A 45 LEU A 46 SITE 3 AC4 21 SER A 57 PHE A 58 VAL A 61 HIS A 63 SITE 4 AC4 21 SER A 64 ALA A 67 LEU A 71 TYR A 74 SITE 5 AC4 21 HOH A 129 HOH A 175 HOH A 205 HOH A 294 SITE 6 AC4 21 HIS B 26 CRYST1 37.316 40.034 58.744 90.00 98.61 90.00 P 1 21 1 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 0.026798 0.000000 0.004058 0.00000 SCALE2 0.000000 0.024979 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017217 0.00000