HEADER TRANSPORT PROTEIN 26-APR-23 8OVV TITLE TAGLESS BTUM IN COMPLEX WITH HYDROXYCOBALAMIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: COBALAMIN ABC TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THIOBACILLUS DENITRIFICANS; SOURCE 3 ORGANISM_TAXID: 36861; SOURCE 4 GENE: TBD_2719; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI MC1061; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 1211845 KEYWDS COBALAMIN, MEMBRANE TRANSPORTER, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.M.MARTINEZ-FELICES,D.J.SLOTBOOM REVDAT 2 01-MAY-24 8OVV 1 SPRSDE REVDAT 1 24-APR-24 8OVV 0 JRNL AUTH J.M.MARTINEZ-FELICES,D.J.SLOTBOOM JRNL TITL STRUCTURE OF THE THIOBACILLUS DENITRIFICANS COBALAMIN JRNL TITL 2 TRANSPORTER BTUM IN COMPLEX WITH CYANOCOBALAMIN JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.26 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0405 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.26 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 83.12 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 80.6 REMARK 3 NUMBER OF REFLECTIONS : 15825 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.942 REMARK 3 FREE R VALUE TEST SET COUNT : 782 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) : 2.26 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.32 REMARK 3 REFLECTION IN BIN (WORKING SET) : 427 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 32.05 REMARK 3 BIN R VALUE (WORKING SET) : 0.2490 REMARK 3 BIN FREE R VALUE SET COUNT : 30 REMARK 3 BIN FREE R VALUE : 0.4020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1348 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 196 REMARK 3 SOLVENT ATOMS : 36 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.69 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -20.24900 REMARK 3 B22 (A**2) : -20.24900 REMARK 3 B33 (A**2) : 40.49800 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.136 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.034 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.069 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.949 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.946 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.934 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1603 ; 0.013 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2196 ; 1.738 ; 1.686 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 175 ; 5.801 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 9 ;12.629 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 196 ;15.560 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 265 ; 0.093 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1180 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 794 ; 0.234 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1083 ; 0.323 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 55 ; 0.118 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 700 ; 3.273 ; 3.319 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 872 ; 4.931 ; 5.922 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 903 ; 4.468 ; 3.655 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1323 ; 6.068 ; 6.599 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 1603 ; 9.228 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 5 A 201 REMARK 3 ORIGIN FOR THE GROUP (A): 42.7441 -22.3537 -31.0979 REMARK 3 T TENSOR REMARK 3 T11: 0.0155 T22: 0.0179 REMARK 3 T33: 0.0010 T12: 0.0015 REMARK 3 T13: -0.0002 T23: -0.0034 REMARK 3 L TENSOR REMARK 3 L11: 0.0179 L22: 0.0226 REMARK 3 L33: 0.0488 L12: 0.0027 REMARK 3 L13: 0.0289 L23: 0.0052 REMARK 3 S TENSOR REMARK 3 S11: 0.0020 S12: 0.0006 S13: -0.0017 REMARK 3 S21: 0.0030 S22: -0.0004 S23: 0.0021 REMARK 3 S31: -0.0021 S32: -0.0025 S33: -0.0017 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL PLUS MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE NOT BEEN USED REMARK 4 REMARK 4 8OVV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-APR-23. REMARK 100 THE DEPOSITION ID IS D_1292127412. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-APR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98435 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 : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17803 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 83.123 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 75.6 REMARK 200 DATA REDUNDANCY : 1.900 REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 1.7 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : 1.01300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.300 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: PINK-COLOURED BARS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M POTASSIUM CHLORIDE, 0.1 M SODIUM REMARK 280 CITRATE PH 5.5, 37 % V/V PENTAERYTHRITOL PROPOXYLATE (PO/OH)., REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.52733 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 25.76367 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 25.76367 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 51.52733 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 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 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 A 1 REMARK 465 PRO A 2 REMARK 465 LEU A 3 REMARK 465 ASN A 4 REMARK 465 LEU A 108 REMARK 465 SER A 109 REMARK 465 LEU A 110 REMARK 465 PHE A 183 REMARK 465 ARG A 184 REMARK 465 ARG A 185 REMARK 465 ASP A 186 REMARK 465 GLY A 187 REMARK 465 ASP A 188 REMARK 465 PRO A 189 REMARK 465 ARG A 190 REMARK 465 THR A 191 REMARK 465 LEU A 192 REMARK 465 MET A 193 REMARK 465 GLY A 194 REMARK 465 THR A 195 REMARK 465 ARG A 196 REMARK 465 ARG A 197 REMARK 465 GLU A 198 REMARK 465 ARG A 199 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 THR A 131 -60.38 -90.80 REMARK 500 ALA A 178 -71.07 -55.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 115 0.18 SIDE CHAIN 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 B12 A 201 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 28 NE2 REMARK 620 2 B12 A 201 N21 96.5 REMARK 620 3 B12 A 201 N22 83.2 91.1 REMARK 620 4 B12 A 201 N23 84.9 172.2 96.7 REMARK 620 5 B12 A 201 N24 87.5 83.7 168.7 88.7 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8C7P RELATED DB: PDB REMARK 900 SAME PROTEIN IN COMPLEX WITH A DIFFERENT LIGAND DBREF 8OVV A 3 199 UNP Q3SFD8 Q3SFD8_THIDA 2 198 SEQADV 8OVV GLY A 1 UNP Q3SFD8 EXPRESSION TAG SEQADV 8OVV PRO A 2 UNP Q3SFD8 EXPRESSION TAG SEQRES 1 A 199 GLY PRO LEU ASN LEU THR ARG ARG GLN GLN ILE ALA ILE SEQRES 2 A 199 GLY PHE VAL LEU VAL LEU MET MET LEU LEU THR ARG SER SEQRES 3 A 199 HIS HIS TRP ALA SER ILE HIS SER LEU PRO ASP ALA SER SEQRES 4 A 199 TRP ALA ILE PHE PHE LEU LEU GLY VAL TYR VAL ARG ALA SEQRES 5 A 199 LEU TRP VAL VAL PRO ALA LEU ILE ALA ALA SER VAL VAL SEQRES 6 A 199 ILE ASP TYR VAL ALA ILE THR TRP GLY GLY VAL SER ASP SEQRES 7 A 199 PHE CYS VAL SER PRO ALA TYR TRP LEU LEU ILE PRO ALA SEQRES 8 A 199 TYR LEU ALA LEU PHE ALA GLY GLY ARG PHE TYR ALA ARG SEQRES 9 A 199 GLY HIS SER LEU SER LEU LEU GLY LEU PHE ARG LEU ALA SEQRES 10 A 199 GLY VAL ALA LEU ALA VAL VAL ALA VAL ALA GLN LEU LEU SEQRES 11 A 199 THR THR GLY GLY PHE TYR PHE TYR SER GLY ARG PHE ALA SEQRES 12 A 199 ASP PRO THR LEU ALA GLY LEU VAL LEU ARG LEU GLU LYS SEQRES 13 A 199 TYR PHE PRO PRO MET LEU GLY THR PHE ALA LEU TYR VAL SEQRES 14 A 199 GLY LEU ALA ALA THR VAL HIS VAL ALA LEU ALA ALA VAL SEQRES 15 A 199 PHE ARG ARG ASP GLY ASP PRO ARG THR LEU MET GLY THR SEQRES 16 A 199 ARG ARG GLU ARG HET B12 A 201 91 HET BNG A 202 21 HET BNG A 203 21 HET BNG A 204 21 HET BNG A 205 21 HET BNG A 206 21 HETNAM B12 COBALAMIN HETNAM BNG NONYL BETA-D-GLUCOPYRANOSIDE HETSYN BNG BETA-NONYLGLUCOSIDE; NONYL BETA-D-GLUCOSIDE; NONYL D- HETSYN 2 BNG GLUCOSIDE; NONYL GLUCOSIDE FORMUL 2 B12 C62 H89 CO N13 O14 P 2+ FORMUL 3 BNG 5(C15 H30 O6) FORMUL 8 HOH *36(H2 O) HELIX 1 AA1 THR A 6 ARG A 25 1 20 HELIX 2 AA2 ALA A 38 VAL A 50 1 13 HELIX 3 AA3 TRP A 54 TRP A 73 1 20 HELIX 4 AA4 ALA A 84 TRP A 86 5 3 HELIX 5 AA5 LEU A 87 GLY A 105 1 19 HELIX 6 AA6 GLY A 112 SER A 139 1 28 HELIX 7 AA7 THR A 146 VAL A 182 1 37 LINK NE2 HIS A 28 CO B12 A 201 1555 1555 2.04 CRYST1 95.982 95.982 77.291 90.00 90.00 120.00 P 32 2 1 6 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 0.010419 0.006015 0.000000 0.00000 SCALE2 0.000000 0.012030 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012938 0.00000