HEADER TRANSFERASE 03-JAN-08 3BUL TITLE E. COLI I690C/G743C METH C-TERMINAL FRAGMENT (649-1227) COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHIONINE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C-TERMINAL ACTIVATION COMPLEX (RESIDUES 649-1227); COMPND 5 SYNONYM: 5-METHYLTETRAHYDROFOLATE-HOMOCYSTEINE METHYLTRANSFERASE, COMPND 6 METHIONINE SYNTHASE, VITAMIN-B12- DEPENDENT, MS; COMPND 7 EC: 2.1.1.13; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: METH; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: HMS174(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PVB8 KEYWDS METH, TRANSFERASE, REACTIVATION CONFORMATION, H759, COBALAMIN, KEYWDS 2 INTERMODULAR INTERACTIONS, AMINO-ACID BIOSYNTHESIS, COBALT, METAL- KEYWDS 3 BINDING, METHIONINE BIOSYNTHESIS, METHYLTRANSFERASE, S-ADENOSYL-L- KEYWDS 4 METHIONINE EXPDTA X-RAY DIFFRACTION AUTHOR M.KOUTMOS,K.A.PATTRIDGE,M.L.LUDWIG REVDAT 4 20-OCT-21 3BUL 1 REMARK SEQADV REVDAT 3 24-OCT-12 3BUL 1 FORMUL VERSN REVDAT 2 24-FEB-09 3BUL 1 VERSN REVDAT 1 01-APR-08 3BUL 0 JRNL AUTH S.DATTA,M.KOUTMOS,K.A.PATTRIDGE,M.L.LUDWIG,R.G.MATTHEWS JRNL TITL A DISULFIDE-STABILIZED CONFORMER OF METHIONINE SYNTHASE JRNL TITL 2 REVEALS AN UNEXPECTED ROLE FOR THE HISTIDINE LIGAND OF THE JRNL TITL 3 COBALAMIN COFACTOR. JRNL REF PROC.NATL.ACAD.SCI.USA V. 105 4115 2008 JRNL REFN ISSN 0027-8424 JRNL PMID 18332423 JRNL DOI 10.1073/PNAS.0800329105 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.07 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 35737 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 + TEST SET) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1773 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2484 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.96 REMARK 3 BIN R VALUE (WORKING SET) : 0.2620 REMARK 3 BIN FREE R VALUE SET COUNT : 124 REMARK 3 BIN FREE R VALUE : 0.3180 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4572 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 91 REMARK 3 SOLVENT ATOMS : 63 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.72 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.39 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.08000 REMARK 3 B22 (A**2) : -0.08000 REMARK 3 B33 (A**2) : 0.16000 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): 0.259 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.215 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.163 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.715 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.919 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4773 ; 0.025 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 6506 ; 2.318 ; 1.978 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 576 ; 6.717 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 229 ;39.638 ;24.323 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 794 ;18.626 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 33 ;23.126 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 711 ; 0.234 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3667 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 2297 ; 0.251 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 3340 ; 0.323 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 189 ; 0.171 ; 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): 48 ; 0.258 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 2 ; 0.202 ; 0.200 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): 2950 ; 1.360 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4635 ; 2.271 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2097 ; 3.585 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1871 ; 5.549 ; 4.500 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): NULL ; NULL ; NULL 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 : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : 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 BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3BUL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-JAN-08. REMARK 100 THE DEPOSITION ID IS D_1000045974. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-07 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : K-B PAIR OF BIOMORPH MIRRORS FOR REMARK 200 VERTICAL AND HORIZONTAL FOCUSING REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35908 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.290 REMARK 200 RESOLUTION RANGE LOW (A) : 42.070 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 17.30 REMARK 200 R MERGE (I) : 0.14600 REMARK 200 R SYM (I) : 0.15100 REMARK 200 FOR THE DATA SET : 16.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.29 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.3 REMARK 200 DATA REDUNDANCY IN SHELL : 15.01 REMARK 200 R MERGE FOR SHELL (I) : 0.80900 REMARK 200 R SYM FOR SHELL (I) : 0.83800 REMARK 200 FOR SHELL : 3.460 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1K7Y REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M POTASSIUM NITRATE, AND 20 % REMARK 280 (W/V) PEG3350, PH 7.2, EVAPORATION, TEMPERATURE 310K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 68.57500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 53.26450 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 53.26450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 102.86250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 53.26450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 53.26450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.28750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 53.26450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 53.26450 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 102.86250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 53.26450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 53.26450 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 34.28750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 68.57500 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 ALA A 649 REMARK 465 GLN A 650 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 CB GLU A 1097 O HOH A 1314 2.05 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 787 CB GLU A 787 CG 0.127 REMARK 500 GLU A 787 CG GLU A 787 CD 0.162 REMARK 500 GLU A 787 CD GLU A 787 OE2 0.069 REMARK 500 GLU A 795 CG GLU A 795 CD 0.103 REMARK 500 GLU A 888 CG GLU A 888 CD 0.091 REMARK 500 GLU A 939 CG GLU A 939 CD 0.099 REMARK 500 TYR A1014 CD1 TYR A1014 CE1 0.098 REMARK 500 GLU A1124 CG GLU A1124 CD 0.109 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A1019 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A1019 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A1094 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 LEU A1120 CB - CG - CD1 ANGL. DEV. = -10.3 DEGREES 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 ALA A 652 106.09 173.24 REMARK 500 ALA A 738 40.36 -71.16 REMARK 500 LYS A 740 -104.05 -51.48 REMARK 500 GLU A 741 158.03 -31.34 REMARK 500 GLN A 742 42.75 -147.93 REMARK 500 CYS A 743 112.33 88.48 REMARK 500 ARG A 876 -58.45 -27.17 REMARK 500 GLN A 893 -81.17 -56.18 REMARK 500 LYS A 897 64.16 -49.87 REMARK 500 LYS A 898 139.45 5.74 REMARK 500 PRO A 899 80.41 -23.39 REMARK 500 ASN A 912 38.62 -94.53 REMARK 500 VAL A 968 -62.20 -93.13 REMARK 500 VAL A1110 -72.83 -126.56 REMARK 500 ALA A1115 57.72 -148.48 REMARK 500 GLU A1118 130.11 -33.56 REMARK 500 ALA A1193 -132.66 75.56 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLN A 742 CYS A 743 144.99 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE B12 A 1301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K7Y RELATED DB: PDB REMARK 900 THE SAME FRAGMENT IN SIMILAR CONFORMATION WITH H759 PRESENT DBREF 3BUL A 649 1227 UNP P13009 METH_ECOLI 649 1227 SEQADV 3BUL CYS A 690 UNP P13009 ILE 690 ENGINEERED MUTATION SEQADV 3BUL CYS A 743 UNP P13009 GLY 743 ENGINEERED MUTATION SEQRES 1 A 579 ALA GLN GLN ALA GLU TRP ARG SER TRP GLU VAL ASN LYS SEQRES 2 A 579 ARG LEU GLU TYR SER LEU VAL LYS GLY ILE THR GLU PHE SEQRES 3 A 579 ILE GLU GLN ASP THR GLU GLU ALA ARG GLN GLN ALA THR SEQRES 4 A 579 ARG PRO CYS GLU VAL ILE GLU GLY PRO LEU MET ASP GLY SEQRES 5 A 579 MET ASN VAL VAL GLY ASP LEU PHE GLY GLU GLY LYS MET SEQRES 6 A 579 PHE LEU PRO GLN VAL VAL LYS SER ALA ARG VAL MET LYS SEQRES 7 A 579 GLN ALA VAL ALA TYR LEU GLU PRO PHE ILE GLU ALA SER SEQRES 8 A 579 LYS GLU GLN CYS LYS THR ASN GLY LYS MET VAL ILE ALA SEQRES 9 A 579 THR VAL LYS GLY ASP VAL HIS ASP ILE GLY LYS ASN ILE SEQRES 10 A 579 VAL GLY VAL VAL LEU GLN CYS ASN ASN TYR GLU ILE VAL SEQRES 11 A 579 ASP LEU GLY VAL MET VAL PRO ALA GLU LYS ILE LEU ARG SEQRES 12 A 579 THR ALA LYS GLU VAL ASN ALA ASP LEU ILE GLY LEU SER SEQRES 13 A 579 GLY LEU ILE THR PRO SER LEU ASP GLU MET VAL ASN VAL SEQRES 14 A 579 ALA LYS GLU MET GLU ARG GLN GLY PHE THR ILE PRO LEU SEQRES 15 A 579 LEU ILE GLY GLY ALA THR THR SER LYS ALA HIS THR ALA SEQRES 16 A 579 VAL LYS ILE GLU GLN ASN TYR SER GLY PRO THR VAL TYR SEQRES 17 A 579 VAL GLN ASN ALA SER ARG THR VAL GLY VAL VAL ALA ALA SEQRES 18 A 579 LEU LEU SER ASP THR GLN ARG ASP ASP PHE VAL ALA ARG SEQRES 19 A 579 THR ARG LYS GLU TYR GLU THR VAL ARG ILE GLN HIS GLY SEQRES 20 A 579 ARG LYS LYS PRO ARG THR PRO PRO VAL THR LEU GLU ALA SEQRES 21 A 579 ALA ARG ASP ASN ASP PHE ALA PHE ASP TRP GLN ALA TYR SEQRES 22 A 579 THR PRO PRO VAL ALA HIS ARG LEU GLY VAL GLN GLU VAL SEQRES 23 A 579 GLU ALA SER ILE GLU THR LEU ARG ASN TYR ILE ASP TRP SEQRES 24 A 579 THR PRO PHE PHE MET THR TRP SER LEU ALA GLY LYS TYR SEQRES 25 A 579 PRO ARG ILE LEU GLU ASP GLU VAL VAL GLY VAL GLU ALA SEQRES 26 A 579 GLN ARG LEU PHE LYS ASP ALA ASN ASP MET LEU ASP LYS SEQRES 27 A 579 LEU SER ALA GLU LYS THR LEU ASN PRO ARG GLY VAL VAL SEQRES 28 A 579 GLY LEU PHE PRO ALA ASN ARG VAL GLY ASP ASP ILE GLU SEQRES 29 A 579 ILE TYR ARG ASP GLU THR ARG THR HIS VAL ILE ASN VAL SEQRES 30 A 579 SER HIS HIS LEU ARG GLN GLN THR GLU LYS THR GLY PHE SEQRES 31 A 579 ALA ASN TYR CYS LEU ALA ASP PHE VAL ALA PRO LYS LEU SEQRES 32 A 579 SER GLY LYS ALA ASP TYR ILE GLY ALA PHE ALA VAL THR SEQRES 33 A 579 GLY GLY LEU GLU GLU ASP ALA LEU ALA ASP ALA PHE GLU SEQRES 34 A 579 ALA GLN HIS ASP ASP TYR ASN LYS ILE MET VAL LYS ALA SEQRES 35 A 579 LEU ALA ASP ARG LEU ALA GLU ALA PHE ALA GLU TYR LEU SEQRES 36 A 579 HIS GLU ARG VAL ARG LYS VAL TYR TRP GLY TYR ALA PRO SEQRES 37 A 579 ASN GLU ASN LEU SER ASN GLU GLU LEU ILE ARG GLU ASN SEQRES 38 A 579 TYR GLN GLY ILE ARG PRO ALA PRO GLY TYR PRO ALA CYS SEQRES 39 A 579 PRO GLU HIS THR GLU LYS ALA THR ILE TRP GLU LEU LEU SEQRES 40 A 579 GLU VAL GLU LYS HIS THR GLY MET LYS LEU THR GLU SER SEQRES 41 A 579 PHE ALA MET TRP PRO GLY ALA SER VAL SER GLY TRP TYR SEQRES 42 A 579 PHE SER HIS PRO ASP SER LYS TYR TYR ALA VAL ALA GLN SEQRES 43 A 579 ILE GLN ARG ASP GLN VAL GLU ASP TYR ALA ARG ARG LYS SEQRES 44 A 579 GLY MET SER VAL THR GLU VAL GLU ARG TRP LEU ALA PRO SEQRES 45 A 579 ASN LEU GLY TYR ASP ALA ASP HET B12 A1301 91 HETNAM B12 COBALAMIN FORMUL 2 B12 C62 H89 CO N13 O14 P 2+ FORMUL 3 HOH *63(H2 O) HELIX 1 1 ALA A 652 TRP A 657 5 6 HELIX 2 2 GLU A 658 GLY A 670 1 13 HELIX 3 3 PHE A 674 ALA A 686 1 13 HELIX 4 4 CYS A 690 GLY A 695 1 6 HELIX 5 5 GLY A 695 GLY A 711 1 17 HELIX 6 6 PHE A 714 ALA A 738 1 25 HELIX 7 7 ASP A 760 CYS A 772 1 13 HELIX 8 8 PRO A 785 ASN A 797 1 13 HELIX 9 9 THR A 808 GLN A 824 1 17 HELIX 10 10 SER A 838 ILE A 846 1 9 HELIX 11 11 GLU A 847 TYR A 850 5 4 HELIX 12 12 ASN A 859 LEU A 871 1 13 HELIX 13 13 GLN A 875 HIS A 894 1 20 HELIX 14 14 THR A 905 ASN A 912 1 8 HELIX 15 15 ASP A 917 TYR A 921 5 5 HELIX 16 16 SER A 937 ASN A 943 1 7 HELIX 17 17 TRP A 947 TRP A 954 1 8 HELIX 18 18 PRO A 961 ASP A 966 5 6 HELIX 19 19 VAL A 969 GLU A 990 1 22 HELIX 20 20 CYS A 1042 VAL A 1047 5 6 HELIX 21 21 PRO A 1049 GLY A 1053 5 5 HELIX 22 22 GLU A 1068 GLN A 1079 1 12 HELIX 23 23 ASP A 1081 VAL A 1110 1 30 HELIX 24 24 SER A 1121 ARG A 1127 1 7 HELIX 25 25 GLU A 1144 THR A 1146 5 3 HELIX 26 26 GLU A 1147 GLU A 1156 1 10 HELIX 27 27 GLU A 1156 GLY A 1162 1 7 HELIX 28 28 GLN A 1196 LYS A 1207 1 12 HELIX 29 29 SER A 1210 LEU A 1218 1 9 HELIX 30 30 ALA A 1219 LEU A 1222 5 4 SHEET 1 A 5 GLU A 776 ASP A 779 0 SHEET 2 A 5 LYS A 748 THR A 753 1 N MET A 749 O VAL A 778 SHEET 3 A 5 LEU A 800 SER A 804 1 O GLY A 802 N VAL A 750 SHEET 4 A 5 LEU A 830 GLY A 833 1 O LEU A 831 N ILE A 801 SHEET 5 A 5 THR A 854 TYR A 856 1 O VAL A 855 N ILE A 832 SHEET 1 B 4 GLY A 930 GLU A 935 0 SHEET 2 B 4 ARG A 996 VAL A1007 -1 O VAL A 999 N GLN A 932 SHEET 3 B 4 ASP A1010 TYR A1014 -1 O GLU A1012 N ASN A1005 SHEET 4 B 4 VAL A1022 HIS A1027 -1 O SER A1026 N ILE A1011 SHEET 1 C 4 GLY A 930 GLU A 935 0 SHEET 2 C 4 ARG A 996 VAL A1007 -1 O VAL A 999 N GLN A 932 SHEET 3 C 4 ASP A1056 THR A1064 -1 O ALA A1062 N VAL A 998 SHEET 4 C 4 SER A1176 TYR A1181 -1 O VAL A1177 N VAL A1063 SHEET 1 D 2 LYS A1164 LEU A1165 0 SHEET 2 D 2 MET A1171 TRP A1172 -1 O TRP A1172 N LYS A1164 SSBOND 1 CYS A 690 CYS A 743 1555 1555 2.07 CISPEP 1 TYR A 960 PRO A 961 0 -0.17 CISPEP 2 TRP A 1172 PRO A 1173 0 0.22 SITE 1 AC1 33 HIS A 759 GLY A 802 LEU A 803 SER A 804 SITE 2 AC1 33 LEU A 806 ILE A 807 THR A 808 ARG A 823 SITE 3 AC1 33 GLN A 824 LEU A 831 GLY A 833 GLY A 834 SITE 4 AC1 33 ALA A 835 THR A 836 GLN A 858 ASN A 859 SITE 5 AC1 33 ALA A 860 THR A 863 MET A 952 ASP A1093 SITE 6 AC1 33 ALA A1136 PRO A1137 GLY A1138 TYR A1139 SITE 7 AC1 33 HIS A1145 ALA A1170 MET A1171 PRO A1173 SITE 8 AC1 33 GLY A1174 SER A1176 SER A1178 HOH A1331 SITE 9 AC1 33 HOH A1342 CRYST1 106.529 106.529 137.150 90.00 90.00 90.00 P 43 21 2 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 0.009387 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009387 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007291 0.00000 MASTER 375 0 1 30 15 0 9 6 0 0 0 45 END