HEADER ELECTRON TRANSPORT 14-MAY-02 1LQX TITLE CRYSTAL STRUCTURE OF V45E MUTANT OF CYTOCHROME B5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME B5; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: TRYPSIN-SOLUBILIZED FRAGMENT OF CYTOCHROME B5; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: LIVER; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PUC19 KEYWDS CYTOCHROME B5, TRYPSIN-CLEAVED FRAGMENT, MUTANT V45E, ELECTRON KEYWDS 2 TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR J.-H.GAN,J.WU,Z.-Q.WANG,Y.-H.WANG,Z.-X.HUANG,Z.-X.XIA REVDAT 5 25-OCT-23 1LQX 1 REMARK REVDAT 4 10-NOV-21 1LQX 1 REMARK SEQADV SHEET LINK REVDAT 3 24-FEB-09 1LQX 1 VERSN REVDAT 2 01-APR-03 1LQX 1 JRNL REVDAT 1 04-SEP-02 1LQX 0 JRNL AUTH J.H.GAN,J.WU,Z.Q.WANG,Y.H.WANG,Z.X.HUANG,Z.X.XIA JRNL TITL STRUCTURES OF V45E AND V45Y MUTANTS AND STRUCTURE COMPARISON JRNL TITL 2 OF A VARIETY OF CYTOCHROME B5 MUTANTS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 58 1298 2002 JRNL REFN ISSN 0907-4449 JRNL PMID 12136141 JRNL DOI 10.1107/S0907444902010016 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.91 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) (%) : 91.7 REMARK 3 NUMBER OF REFLECTIONS : 8865 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) : 0.189 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.400 REMARK 3 FREE R VALUE TEST SET COUNT : 925 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 73.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 649 REMARK 3 BIN R VALUE (WORKING SET) : 0.2710 REMARK 3 BIN FREE R VALUE : 0.3550 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 66 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.044 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 672 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 68 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.12000 REMARK 3 B22 (A**2) : -2.69000 REMARK 3 B33 (A**2) : -1.43000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 3.66000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.18 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.950 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; 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 : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 46.31 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LQX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-MAY-02. REMARK 100 THE DEPOSITION ID IS D_1000016199. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-NOV-99 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9048 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 22.910 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : 0.05100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 74.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1EHB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PHOSPHATE BUFFER, PH 7.5, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 35.45650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.16900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 35.45650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 20.16900 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: 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 ASN A 16 52.02 -147.02 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 92.4 REMARK 620 3 HEM A 201 NB 92.7 88.8 REMARK 620 4 HEM A 201 NC 88.9 178.7 91.7 REMARK 620 5 HEM A 201 ND 88.7 91.6 178.6 88.0 REMARK 620 6 HIS A 63 NE2 176.6 90.4 89.4 88.3 89.3 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 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EHB RELATED DB: PDB REMARK 900 1EHB CONTAINS WILD-TYPE TRYPSIN-SOLUBILIZED FRAGMENT OF CYTOCHROME REMARK 900 B5 REMARK 900 RELATED ID: 1ES1 RELATED DB: PDB REMARK 900 1ES1 CONTAINS CRYSTAL STRUCTURE OF THE SAME PROTEIN MUTANT V61H REMARK 900 RELATED ID: 1LR6 RELATED DB: PDB REMARK 900 1LR6 CONTATINS CRYSTAL STRUCTURE OF THE SAME PROTEIN MUTANT V45Y DBREF 1LQX A 3 84 UNP P00171 CYB5_BOVIN 7 88 SEQADV 1LQX GLU A 45 UNP P00171 VAL 49 ENGINEERED MUTATION SEQRES 1 A 82 ALA VAL LYS TYR TYR THR LEU GLU GLU ILE GLN LYS HIS SEQRES 2 A 82 ASN ASN SER LYS SER THR TRP LEU ILE LEU HIS TYR LYS SEQRES 3 A 82 VAL TYR ASP LEU THR LYS PHE LEU GLU GLU HIS PRO GLY SEQRES 4 A 82 GLY GLU GLU GLU LEU ARG GLU GLN ALA GLY GLY ASP ALA SEQRES 5 A 82 THR GLU ASN PHE GLU ASP VAL GLY HIS SER THR ASP ALA SEQRES 6 A 82 ARG GLU LEU SER LYS THR PHE ILE ILE GLY GLU LEU HIS SEQRES 7 A 82 PRO ASP ASP ARG HET HEM A 201 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 HOH *68(H2 O) HELIX 1 1 THR A 8 HIS A 15 1 8 HELIX 2 2 LEU A 32 HIS A 39 1 8 HELIX 3 3 GLU A 43 ALA A 50 1 8 HELIX 4 4 ALA A 54 VAL A 61 1 8 HELIX 5 5 SER A 64 ILE A 75 1 12 HELIX 6 6 HIS A 80 ARG A 84 5 5 SHEET 1 A 4 LYS A 5 TYR A 7 0 SHEET 2 A 4 PHE A 74 HIS A 80 1 O GLU A 78 N TYR A 7 SHEET 3 A 4 TYR A 27 LEU A 32 -1 N VAL A 29 O GLY A 77 SHEET 4 A 4 THR A 21 LEU A 25 -1 O LEU A 23 N TYR A 30 LINK NE2 HIS A 39 FE HEM A 201 1555 1555 2.05 LINK NE2 HIS A 63 FE HEM A 201 1555 1555 2.03 SITE 1 AC1 14 LEU A 25 PHE A 35 HIS A 39 PRO A 40 SITE 2 AC1 14 GLY A 41 LEU A 46 GLN A 49 ASN A 57 SITE 3 AC1 14 PHE A 58 HIS A 63 SER A 64 ALA A 67 SITE 4 AC1 14 SER A 71 HOH A 226 CRYST1 70.913 40.338 39.153 90.00 111.57 90.00 C 1 2 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 0.014102 0.000000 0.005575 0.00000 SCALE2 0.000000 0.024791 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027464 0.00000