HEADER OXIDOREDUCTASE 30-SEP-05 2C2X TITLE THREE DIMENSIONAL STRUCTURE OF BIFUNCTIONAL METHYLENETETRAHYDROFOLATE TITLE 2 DEHYDROGENASE-CYCLOHYDROLASE FROM MYCOBACTERIUM TUBERCULOSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYLENETETRAHYDROFOLATE DEHYDROGENASE- COMPND 3 METHENYLTETRAHYDROFOLATE CYCLOHYDROLASE; COMPND 4 CHAIN: A, B; COMPND 5 EC: 1.5.1.5, 3.5.4.9; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 83332; SOURCE 4 STRAIN: H37RV; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_VARIANT: PLYSS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PET23 (A); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET23 (A)/FOLD KEYWDS TETRAHYDROFOLATE, NADP, METHYLENETETRAHYDROFOLATE DEHYDROGENASE, KEYWDS 2 CYCLOHYDROLASE, HYDROLASE, OXIDOREDUCTASE, PSI, PROTEIN STRUCTURE KEYWDS 3 INITIATIVE, TB STRUCTURAL GENOMICS CONSORTIUM, TBSGC EXPDTA X-RAY DIFFRACTION AUTHOR F.JAVID-MAJD,J.C.SACCHETTINI,TB STRUCTURAL GENOMICS CONSORTIUM AUTHOR 2 (TBSGC) REVDAT 7 13-DEC-23 2C2X 1 REMARK REVDAT 6 21-AUG-19 2C2X 1 REMARK REVDAT 5 28-FEB-18 2C2X 1 SOURCE JRNL REVDAT 4 13-JUL-11 2C2X 1 VERSN REVDAT 3 24-FEB-09 2C2X 1 VERSN REVDAT 2 08-NOV-06 2C2X 1 KEYWDS AUTHOR REMARK REVDAT 1 13-OCT-05 2C2X 0 JRNL AUTH F.JAVID-MAJD,J.C.SACCHETTINI JRNL TITL THREE DIMENSIONAL STRUCTURE OF BIFUNCTIONAL JRNL TITL 2 METHYLENETETRAHYDROFOLATE DEHYDROGENASE- CYCLOHYDROLASE FROM JRNL TITL 3 MYCOBACTERIUM TUBERCULOSIS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 111.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 37488 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) : 0.208 REMARK 3 R VALUE (WORKING SET) : 0.206 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1977 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.06 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2595 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.27 REMARK 3 BIN R VALUE (WORKING SET) : 0.2190 REMARK 3 BIN FREE R VALUE SET COUNT : 138 REMARK 3 BIN FREE R VALUE : 0.2990 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4124 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 260 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.52 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.34000 REMARK 3 B22 (A**2) : -0.75000 REMARK 3 B33 (A**2) : -1.59000 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): 0.197 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.173 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.114 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.883 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.946 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): 4192 ; 0.008 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5728 ; 1.323 ; 1.986 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 558 ; 5.678 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 164 ;28.633 ;22.805 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 654 ;16.662 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 44 ;17.183 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 698 ; 0.095 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3168 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 2058 ; 0.224 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2873 ; 0.315 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 284 ; 0.154 ; 0.500 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): 41 ; 0.157 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 11 ; 0.306 ; 0.500 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): 2834 ; 0.510 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4476 ; 0.844 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1455 ; 1.508 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1252 ; 2.380 ; 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 : 2 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 2 A 281 REMARK 3 ORIGIN FOR THE GROUP (A): 8.0130 19.1260 29.5520 REMARK 3 T TENSOR REMARK 3 T11: -0.0661 T22: -0.1316 REMARK 3 T33: -0.1542 T12: -0.0274 REMARK 3 T13: -0.0034 T23: -0.0014 REMARK 3 L TENSOR REMARK 3 L11: 1.1418 L22: 1.5321 REMARK 3 L33: 0.5480 L12: -1.2683 REMARK 3 L13: 0.1703 L23: 0.0645 REMARK 3 S TENSOR REMARK 3 S11: -0.0167 S12: -0.1225 S13: 0.0579 REMARK 3 S21: 0.0935 S22: -0.0012 S23: -0.0340 REMARK 3 S31: -0.0762 S32: -0.0327 S33: 0.0179 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 2 B 281 REMARK 3 ORIGIN FOR THE GROUP (A): 7.0540 5.4950 2.2680 REMARK 3 T TENSOR REMARK 3 T11: -0.0792 T22: -0.1278 REMARK 3 T33: -0.1630 T12: 0.0017 REMARK 3 T13: 0.0114 T23: -0.0046 REMARK 3 L TENSOR REMARK 3 L11: 0.6639 L22: 1.5064 REMARK 3 L33: 1.4518 L12: -0.6983 REMARK 3 L13: 0.5865 L23: -0.5797 REMARK 3 S TENSOR REMARK 3 S11: 0.0443 S12: 0.1184 S13: -0.0063 REMARK 3 S21: -0.1662 S22: -0.0569 S23: -0.0160 REMARK 3 S31: 0.0517 S32: 0.0356 S33: 0.0126 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 2C2X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-SEP-05. REMARK 100 THE DEPOSITION ID IS D_1290025768. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUL-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97885 REMARK 200 MONOCHROMATOR : 0.990 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39466 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.010 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.12000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.01 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.08 REMARK 200 COMPLETENESS FOR SHELL (%) : 71.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.00 REMARK 200 R MERGE FOR SHELL (I) : 0.43000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.950 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 1B0A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG1000, TRIS-HCL, PH 7.00 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 29.75550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.76950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.38000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.76950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.75550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.38000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PQS 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 VAL A 1 REMARK 465 VAL B 1 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 PRO A 124 O HOH A 2066 0.80 REMARK 500 O VAL A 208 O HOH A 2113 0.82 REMARK 500 C VAL A 208 O HOH A 2113 0.89 REMARK 500 N GLY B 121 O HOH B 2066 1.00 REMARK 500 CA ALA B 185 O HOH B 2097 1.00 REMARK 500 CG LYS A 117 O HOH A 2059 1.13 REMARK 500 O HOH A 2087 O HOH A 2088 1.16 REMARK 500 CG2 THR A 201 O HOH A 2109 1.18 REMARK 500 CD LYS B 117 O HOH B 2062 1.23 REMARK 500 N ALA B 185 O HOH B 2097 1.27 REMARK 500 CE MET B 221 O HOH B 2103 1.27 REMARK 500 N ASP A 247 O HOH A 2129 1.30 REMARK 500 O GLY B 93 O HOH B 2046 1.33 REMARK 500 CB PRO A 142 O HOH A 2074 1.33 REMARK 500 CA ASP A 247 O HOH A 2129 1.35 REMARK 500 SG CYS A 140 O HOH A 2073 1.36 REMARK 500 CG PRO A 173 O HOH A 2090 1.37 REMARK 500 CG2 VAL B 131 O HOH B 2072 1.42 REMARK 500 CB ASP A 247 O HOH A 2129 1.46 REMARK 500 CG2 THR A 188 O HOH A 2102 1.46 REMARK 500 SD MET B 221 O HOH B 2103 1.48 REMARK 500 CG LEU A 138 O HOH A 2072 1.49 REMARK 500 CD LYS A 117 O HOH A 2059 1.49 REMARK 500 CB HIS B 254 O HOH B 2001 1.50 REMARK 500 C GLY B 93 O HOH B 2046 1.50 REMARK 500 CA GLY B 121 O HOH B 2066 1.50 REMARK 500 CG HIS B 254 O HOH B 2001 1.52 REMARK 500 CG LEU B 189 O HOH A 2101 1.53 REMARK 500 CG2 ILE A 156 O HOH A 2076 1.57 REMARK 500 O HOH B 2115 O HOH B 2117 1.58 REMARK 500 CD1 LEU B 189 O HOH A 2101 1.58 REMARK 500 CD2 LEU A 138 O HOH A 2072 1.61 REMARK 500 CG1 VAL B 131 O HOH B 2072 1.62 REMARK 500 CA VAL A 208 O HOH A 2113 1.63 REMARK 500 CE LYS B 117 O HOH B 2062 1.63 REMARK 500 CG PRO A 124 O HOH A 2056 1.65 REMARK 500 C PRO A 124 O HOH A 2066 1.65 REMARK 500 CA PRO A 142 O HOH A 2074 1.67 REMARK 500 CD1 LEU A 26 O HOH A 2014 1.68 REMARK 500 C ASN B 184 O HOH B 2097 1.70 REMARK 500 CB VAL B 131 O HOH B 2072 1.71 REMARK 500 O ALA B 159 O HOH B 2082 1.77 REMARK 500 CB ALA B 157 O HOH B 2081 1.77 REMARK 500 CG LEU B 277 O HOH B 2119 1.78 REMARK 500 CA HIS B 254 O HOH B 2001 1.81 REMARK 500 O HOH A 2021 O HOH A 2022 1.82 REMARK 500 NH2 ARG A 223 O HOH A 2122 1.83 REMARK 500 CB PRO A 173 O HOH A 2090 1.85 REMARK 500 N PRO A 142 O HOH A 2074 1.86 REMARK 500 O ASN B 184 O HOH B 2097 1.86 REMARK 500 REMARK 500 THIS ENTRY HAS 80 CLOSE CONTACTS 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 OD2 ASP A 238 NE2 HIS B 215 2555 2.17 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 ASP B 238 N - CA - C ANGL. DEV. = 19.9 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 ARG A 166 32.63 -140.63 REMARK 500 VAL A 170 -84.27 -129.24 REMARK 500 ASN A 184 30.40 75.09 REMARK 500 HIS A 191 -168.61 -173.11 REMARK 500 VAL B 170 -87.03 -125.24 REMARK 500 ASN B 184 33.79 75.53 REMARK 500 THR B 236 -157.87 -115.97 REMARK 500 ASP B 237 51.75 -170.76 REMARK 500 ASP B 238 40.80 -33.68 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 ASP B 237 ASP B 238 36.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2C2Y RELATED DB: PDB REMARK 900 THREE DIMENSIONAL STRUCTURE OF BIFUNCTIONAL REMARK 900 METHYLENETETRAHYDROFOLATE DEHYDROGENASE- CYCLOHYDROLASE FROM REMARK 900 MYCOBACTERIUM TUBERCULOSIS REMARK 900 RELATED ID: RV3356C RELATED DB: TARGETDB DBREF 2C2X A 1 1 PDB 2C2X 2C2X 1 1 DBREF 2C2X A 2 281 UNP O50385 O50385_MYCTU 2 281 DBREF 2C2X B 1 1 PDB 2C2X 2C2X 1 1 DBREF 2C2X B 2 281 UNP O50385 O50385_MYCTU 2 281 SEQRES 1 A 281 VAL GLY ALA ILE MET LEU ASP GLY LYS ALA THR ARG ASP SEQRES 2 A 281 GLU ILE PHE GLY ASP LEU LYS GLN ARG VAL ALA ALA LEU SEQRES 3 A 281 ASP ALA ALA GLY ARG THR PRO GLY LEU GLY THR ILE LEU SEQRES 4 A 281 VAL GLY ASP ASP PRO GLY SER GLN ALA TYR VAL ARG GLY SEQRES 5 A 281 LYS HIS ALA ASP CYS ALA LYS VAL GLY ILE THR SER ILE SEQRES 6 A 281 ARG ARG ASP LEU PRO ALA ASP ILE SER THR ALA THR LEU SEQRES 7 A 281 ASN GLU THR ILE ASP GLU LEU ASN ALA ASN PRO ASP CYS SEQRES 8 A 281 THR GLY TYR ILE VAL GLN LEU PRO LEU PRO LYS HIS LEU SEQRES 9 A 281 ASP GLU ASN ALA ALA LEU GLU ARG VAL ASP PRO ALA LYS SEQRES 10 A 281 ASP ALA ASP GLY LEU HIS PRO THR ASN LEU GLY ARG LEU SEQRES 11 A 281 VAL LEU GLY THR PRO ALA PRO LEU PRO CYS THR PRO ARG SEQRES 12 A 281 GLY ILE VAL HIS LEU LEU ARG ARG TYR ASP ILE SER ILE SEQRES 13 A 281 ALA GLY ALA HIS VAL VAL VAL ILE GLY ARG GLY VAL THR SEQRES 14 A 281 VAL GLY ARG PRO LEU GLY LEU LEU LEU THR ARG ARG SER SEQRES 15 A 281 GLU ASN ALA THR VAL THR LEU CYS HIS THR GLY THR ARG SEQRES 16 A 281 ASP LEU PRO ALA LEU THR ARG GLN ALA ASP ILE VAL VAL SEQRES 17 A 281 ALA ALA VAL GLY VAL ALA HIS LEU LEU THR ALA ASP MET SEQRES 18 A 281 VAL ARG PRO GLY ALA ALA VAL ILE ASP VAL GLY VAL SER SEQRES 19 A 281 ARG THR ASP ASP GLY LEU VAL GLY ASP VAL HIS PRO ASP SEQRES 20 A 281 VAL TRP GLU LEU ALA GLY HIS VAL SER PRO ASN PRO GLY SEQRES 21 A 281 GLY VAL GLY PRO LEU THR ARG ALA PHE LEU LEU THR ASN SEQRES 22 A 281 VAL VAL GLU LEU ALA GLU ARG ARG SEQRES 1 B 281 VAL GLY ALA ILE MET LEU ASP GLY LYS ALA THR ARG ASP SEQRES 2 B 281 GLU ILE PHE GLY ASP LEU LYS GLN ARG VAL ALA ALA LEU SEQRES 3 B 281 ASP ALA ALA GLY ARG THR PRO GLY LEU GLY THR ILE LEU SEQRES 4 B 281 VAL GLY ASP ASP PRO GLY SER GLN ALA TYR VAL ARG GLY SEQRES 5 B 281 LYS HIS ALA ASP CYS ALA LYS VAL GLY ILE THR SER ILE SEQRES 6 B 281 ARG ARG ASP LEU PRO ALA ASP ILE SER THR ALA THR LEU SEQRES 7 B 281 ASN GLU THR ILE ASP GLU LEU ASN ALA ASN PRO ASP CYS SEQRES 8 B 281 THR GLY TYR ILE VAL GLN LEU PRO LEU PRO LYS HIS LEU SEQRES 9 B 281 ASP GLU ASN ALA ALA LEU GLU ARG VAL ASP PRO ALA LYS SEQRES 10 B 281 ASP ALA ASP GLY LEU HIS PRO THR ASN LEU GLY ARG LEU SEQRES 11 B 281 VAL LEU GLY THR PRO ALA PRO LEU PRO CYS THR PRO ARG SEQRES 12 B 281 GLY ILE VAL HIS LEU LEU ARG ARG TYR ASP ILE SER ILE SEQRES 13 B 281 ALA GLY ALA HIS VAL VAL VAL ILE GLY ARG GLY VAL THR SEQRES 14 B 281 VAL GLY ARG PRO LEU GLY LEU LEU LEU THR ARG ARG SER SEQRES 15 B 281 GLU ASN ALA THR VAL THR LEU CYS HIS THR GLY THR ARG SEQRES 16 B 281 ASP LEU PRO ALA LEU THR ARG GLN ALA ASP ILE VAL VAL SEQRES 17 B 281 ALA ALA VAL GLY VAL ALA HIS LEU LEU THR ALA ASP MET SEQRES 18 B 281 VAL ARG PRO GLY ALA ALA VAL ILE ASP VAL GLY VAL SER SEQRES 19 B 281 ARG THR ASP ASP GLY LEU VAL GLY ASP VAL HIS PRO ASP SEQRES 20 B 281 VAL TRP GLU LEU ALA GLY HIS VAL SER PRO ASN PRO GLY SEQRES 21 B 281 GLY VAL GLY PRO LEU THR ARG ALA PHE LEU LEU THR ASN SEQRES 22 B 281 VAL VAL GLU LEU ALA GLU ARG ARG FORMUL 3 HOH *260(H2 O) HELIX 1 1 ASP A 7 ALA A 29 1 23 HELIX 2 2 ASP A 43 GLY A 61 1 19 HELIX 3 3 SER A 74 ASN A 88 1 15 HELIX 4 4 ASP A 105 VAL A 113 1 9 HELIX 5 5 ASP A 114 LYS A 117 5 4 HELIX 6 6 HIS A 123 GLY A 133 1 11 HELIX 7 7 PRO A 139 TYR A 152 1 14 HELIX 8 8 VAL A 170 THR A 179 1 10 HELIX 9 9 ASP A 196 ARG A 202 1 7 HELIX 10 10 THR A 218 VAL A 222 5 5 HELIX 11 11 HIS A 245 LEU A 251 5 7 HELIX 12 12 VAL A 262 ARG A 281 1 20 HELIX 13 13 GLY B 8 ALA B 29 1 22 HELIX 14 14 ASP B 43 GLY B 61 1 19 HELIX 15 15 SER B 74 ASN B 88 1 15 HELIX 16 16 ASP B 105 VAL B 113 1 9 HELIX 17 17 ASP B 114 LYS B 117 5 4 HELIX 18 18 HIS B 123 GLY B 133 1 11 HELIX 19 19 PRO B 139 TYR B 152 1 14 HELIX 20 20 VAL B 170 THR B 179 1 10 HELIX 21 21 ASP B 196 ARG B 202 1 7 HELIX 22 22 THR B 218 VAL B 222 5 5 HELIX 23 23 HIS B 245 GLU B 250 5 6 HELIX 24 24 VAL B 262 ARG B 281 1 20 SHEET 1 AA12 ILE A 4 MET A 5 0 SHEET 2 AA12 HIS A 254 SER A 256 1 N VAL A 255 O ILE A 4 SHEET 3 AA12 ALA A 227 ASP A 230 1 O VAL A 228 N SER A 256 SHEET 4 AA12 ILE A 206 ALA A 209 1 O VAL A 207 N ILE A 229 SHEET 5 AA12 HIS A 160 ILE A 164 1 O VAL A 162 N VAL A 208 SHEET 6 AA12 THR A 186 CYS A 190 1 O THR A 186 N VAL A 161 SHEET 7 AA12 THR B 186 CYS B 190 -1 O VAL B 187 N LEU A 189 SHEET 8 AA12 HIS B 160 ILE B 164 1 O VAL B 161 N THR B 188 SHEET 9 AA12 ILE B 206 ALA B 209 1 O ILE B 206 N VAL B 162 SHEET 10 AA12 ALA B 227 ASP B 230 1 O ALA B 227 N VAL B 207 SHEET 11 AA12 HIS B 254 VAL B 255 1 O HIS B 254 N VAL B 228 SHEET 12 AA12 ILE B 4 MET B 5 1 O ILE B 4 N VAL B 255 SHEET 1 AB 3 THR A 63 LEU A 69 0 SHEET 2 AB 3 GLY A 34 VAL A 40 1 O LEU A 35 N ILE A 65 SHEET 3 AB 3 GLY A 93 VAL A 96 1 O GLY A 93 N GLY A 36 SHEET 1 AC 2 VAL A 233 THR A 236 0 SHEET 2 AC 2 GLY A 239 GLY A 242 -1 O GLY A 239 N THR A 236 SHEET 1 BA 3 THR B 63 LEU B 69 0 SHEET 2 BA 3 GLY B 34 VAL B 40 1 O LEU B 35 N ILE B 65 SHEET 3 BA 3 GLY B 93 VAL B 96 1 O GLY B 93 N GLY B 36 SHEET 1 BB 2 VAL B 233 ARG B 235 0 SHEET 2 BB 2 LEU B 240 GLY B 242 -1 O VAL B 241 N SER B 234 CISPEP 1 LEU A 98 PRO A 99 0 2.61 CISPEP 2 ASN A 258 PRO A 259 0 4.24 CISPEP 3 LEU B 98 PRO B 99 0 2.93 CISPEP 4 ASN B 258 PRO B 259 0 8.22 CRYST1 59.511 86.760 111.539 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 0.016804 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011526 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008965 0.00000