HEADER OXIDOREDUCTASE, HYDROLASE 14-JUN-10 3NGX TITLE CRYSTAL STRUCTURE OF BIFUNCTIONAL 5,10-METHYLENETETRAHYDROFOLATE TITLE 2 DEHYDROGENASE / CYCLOHYDROLASE FROM THERMOPLASMA ACIDOPHILUM COMPND MOL_ID: 1; COMPND 2 MOLECULE: BIFUNCTIONAL PROTEIN FOLD; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: METHYLENETETRAHYDROFOLATE DEHYDROGENASE, COMPND 5 METHENYLTETRAHYDROFOLATE CYCLOHYDROLASE; COMPND 6 EC: 1.5.1.5, 3.5.4.9; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOPLASMA ACIDOPHILUM; SOURCE 3 ORGANISM_TAXID: 2303; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS METHYLENETETRAHYDROFOLATE DEHYDROGENASE/CYCLOHYDROLASE, CATALYZES THE KEYWDS 2 OXIDATION OF 5, 10-METHYLENETETRAHYDROFOLATE TO 5, 10- KEYWDS 3 METHENYLTETRAHYDROFOLATE, THE HYDROLYSIS OF 5, 10- KEYWDS 4 METHENYLTETRAHYDROFOLATE TO 10-FORMYLTETRAHYDROFOLATE, KEYWDS 5 OXIDOREDUCTASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR K.W.HWANG,M.W.SUNG,W.H.LEE REVDAT 3 20-MAR-24 3NGX 1 REMARK REVDAT 2 08-NOV-17 3NGX 1 REMARK REVDAT 1 20-APR-11 3NGX 0 JRNL AUTH W.H.LEE,M.W.SUNG,J.H.KIM,Y.K.KIM,A.HAN,K.Y.HWANG JRNL TITL CRYSTAL STRUCTURE OF BIFUNCTIONAL JRNL TITL 2 5,10-METHYLENETETRAHYDROFOLATE DEHYDROGENASE/CYCLOHYDROLASE JRNL TITL 3 FROM THERMOPLASMA ACIDOPHILUM JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 406 459 2011 JRNL REFN ISSN 0006-291X JRNL PMID 21333632 JRNL DOI 10.1016/J.BBRC.2011.02.074 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 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) : 29.39 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 24336 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) : 0.193 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1283 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) : 1624 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.80 REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE SET COUNT : 74 REMARK 3 BIN FREE R VALUE : 0.2980 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4286 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 113 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.28 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.01000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.258 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.178 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.180 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.944 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.898 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4356 ; 0.019 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5902 ; 1.875 ; 1.986 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 548 ; 6.578 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 190 ;38.513 ;24.632 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 788 ;20.252 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 30 ;19.328 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 682 ; 0.144 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3248 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): 2738 ; 1.011 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4458 ; 1.888 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1618 ; 2.782 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1444 ; 4.536 ; 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 : 1.40 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 3NGX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-JUN-10. REMARK 100 THE DEPOSITION ID IS D_1000059814. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JAN-09 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.987 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000, DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28641 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG 4000, 400MM NACL, 100MM TRIS REMARK 280 -HCL, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K 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 26.46000 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 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: 3020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23530 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 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 MET A 1 REMARK 465 MET 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 NZ LYS A 31 OD2 ASP A 60 2.14 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 CYS B 180 CB CYS B 180 SG -0.105 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 VAL B 199 CB - CA - C ANGL. DEV. = -12.5 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 PHE A 130 -89.60 -112.41 REMARK 500 ASN A 157 129.39 149.57 REMARK 500 VAL A 162 -75.51 -127.23 REMARK 500 ASN A 174 9.99 85.76 REMARK 500 HIS A 181 -174.33 -170.01 REMARK 500 ALA A 200 79.06 -152.03 REMARK 500 ARG A 203 101.08 -160.72 REMARK 500 ASN A 227 63.00 26.51 REMARK 500 ASP A 228 -3.32 72.85 REMARK 500 TYR A 242 -44.90 -132.08 REMARK 500 LYS B 54 -29.27 -36.50 REMARK 500 PHE B 130 -96.97 -116.95 REMARK 500 GLU B 150 70.04 29.58 REMARK 500 ASN B 157 134.40 155.66 REMARK 500 VAL B 162 -78.84 -132.63 REMARK 500 HIS B 181 -165.59 -175.32 REMARK 500 ALA B 200 76.22 -154.86 REMARK 500 ASP B 228 -45.38 66.41 REMARK 500 LYS B 229 176.67 -53.84 REMARK 500 TYR B 242 -51.75 -137.62 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3NGL RELATED DB: PDB REMARK 900 THE STRUCTURE OF 5,10-METHYLENETETRAHYDROFOLATE DEHYDROGENASE/ REMARK 900 CYCLOHYDROLASE WITH NADP. DBREF 3NGX A 1 276 UNP Q05213 FOLD_THEAC 1 276 DBREF 3NGX B 1 276 UNP Q05213 FOLD_THEAC 1 276 SEQRES 1 A 276 MET LYS ILE LEU ARG GLY GLU GLU ILE ALA GLU LYS LYS SEQRES 2 A 276 ALA GLU ASN LEU HIS GLY ILE ILE GLU ARG SER GLY LEU SEQRES 3 A 276 GLU PRO SER LEU LYS LEU ILE GLN ILE GLY ASP ASN GLU SEQRES 4 A 276 ALA ALA SER ILE TYR ALA ARG ALA LYS ILE ARG ARG GLY SEQRES 5 A 276 LYS LYS ILE GLY ILE ALA VAL ASP LEU GLU LYS TYR ASP SEQRES 6 A 276 ASP ILE SER MET LYS ASP LEU LEU LYS ARG ILE ASP ASP SEQRES 7 A 276 LEU ALA LYS ASP PRO GLN ILE ASN GLY ILE MET ILE GLU SEQRES 8 A 276 ASN PRO LEU PRO LYS GLY PHE ASP TYR TYR GLU ILE VAL SEQRES 9 A 276 ARG ASN ILE PRO TYR TYR LYS ASP VAL ASP ALA LEU SER SEQRES 10 A 276 PRO TYR ASN GLN GLY LEU ILE ALA LEU ASN ARG GLU PHE SEQRES 11 A 276 LEU VAL PRO ALA THR PRO ARG ALA VAL ILE ASP ILE MET SEQRES 12 A 276 ASP TYR TYR GLY TYR HIS GLU ASN THR VAL THR ILE VAL SEQRES 13 A 276 ASN ARG SER PRO VAL VAL GLY ARG PRO LEU SER MET MET SEQRES 14 A 276 LEU LEU ASN ARG ASN TYR THR VAL SER VAL CYS HIS SER SEQRES 15 A 276 LYS THR LYS ASP ILE GLY SER MET THR ARG SER SER LYS SEQRES 16 A 276 ILE VAL VAL VAL ALA VAL GLY ARG PRO GLY PHE LEU ASN SEQRES 17 A 276 ARG GLU MET VAL THR PRO GLY SER VAL VAL ILE ASP VAL SEQRES 18 A 276 GLY ILE ASN TYR VAL ASN ASP LYS VAL VAL GLY ASP ALA SEQRES 19 A 276 ASN PHE GLU ASP LEU SER GLU TYR VAL GLU ALA ILE THR SEQRES 20 A 276 PRO VAL PRO GLY GLY VAL GLY PRO ILE THR ALA THR ASN SEQRES 21 A 276 ILE LEU GLU ASN VAL VAL LYS ALA ALA GLU PHE GLN LYS SEQRES 22 A 276 ASN ASN LEU SEQRES 1 B 276 MET LYS ILE LEU ARG GLY GLU GLU ILE ALA GLU LYS LYS SEQRES 2 B 276 ALA GLU ASN LEU HIS GLY ILE ILE GLU ARG SER GLY LEU SEQRES 3 B 276 GLU PRO SER LEU LYS LEU ILE GLN ILE GLY ASP ASN GLU SEQRES 4 B 276 ALA ALA SER ILE TYR ALA ARG ALA LYS ILE ARG ARG GLY SEQRES 5 B 276 LYS LYS ILE GLY ILE ALA VAL ASP LEU GLU LYS TYR ASP SEQRES 6 B 276 ASP ILE SER MET LYS ASP LEU LEU LYS ARG ILE ASP ASP SEQRES 7 B 276 LEU ALA LYS ASP PRO GLN ILE ASN GLY ILE MET ILE GLU SEQRES 8 B 276 ASN PRO LEU PRO LYS GLY PHE ASP TYR TYR GLU ILE VAL SEQRES 9 B 276 ARG ASN ILE PRO TYR TYR LYS ASP VAL ASP ALA LEU SER SEQRES 10 B 276 PRO TYR ASN GLN GLY LEU ILE ALA LEU ASN ARG GLU PHE SEQRES 11 B 276 LEU VAL PRO ALA THR PRO ARG ALA VAL ILE ASP ILE MET SEQRES 12 B 276 ASP TYR TYR GLY TYR HIS GLU ASN THR VAL THR ILE VAL SEQRES 13 B 276 ASN ARG SER PRO VAL VAL GLY ARG PRO LEU SER MET MET SEQRES 14 B 276 LEU LEU ASN ARG ASN TYR THR VAL SER VAL CYS HIS SER SEQRES 15 B 276 LYS THR LYS ASP ILE GLY SER MET THR ARG SER SER LYS SEQRES 16 B 276 ILE VAL VAL VAL ALA VAL GLY ARG PRO GLY PHE LEU ASN SEQRES 17 B 276 ARG GLU MET VAL THR PRO GLY SER VAL VAL ILE ASP VAL SEQRES 18 B 276 GLY ILE ASN TYR VAL ASN ASP LYS VAL VAL GLY ASP ALA SEQRES 19 B 276 ASN PHE GLU ASP LEU SER GLU TYR VAL GLU ALA ILE THR SEQRES 20 B 276 PRO VAL PRO GLY GLY VAL GLY PRO ILE THR ALA THR ASN SEQRES 21 B 276 ILE LEU GLU ASN VAL VAL LYS ALA ALA GLU PHE GLN LYS SEQRES 22 B 276 ASN ASN LEU FORMUL 3 HOH *113(H2 O) HELIX 1 1 GLY A 6 SER A 24 1 19 HELIX 2 2 ASN A 38 GLY A 56 1 19 HELIX 3 3 SER A 68 ASP A 82 1 15 HELIX 4 4 ASP A 99 ARG A 105 1 7 HELIX 5 5 ASN A 106 ILE A 107 5 2 HELIX 6 6 PRO A 108 ASP A 112 5 5 HELIX 7 7 SER A 117 LEU A 126 1 10 HELIX 8 8 PRO A 133 GLY A 147 1 15 HELIX 9 9 VAL A 162 ARG A 173 1 12 HELIX 10 10 ASP A 186 SER A 194 1 9 HELIX 11 11 ASN A 208 VAL A 212 5 5 HELIX 12 12 ASN A 235 GLU A 241 1 7 HELIX 13 13 VAL A 253 PRO A 255 5 3 HELIX 14 14 ILE A 256 LEU A 276 1 21 HELIX 15 15 GLY B 6 ARG B 23 1 18 HELIX 16 16 ASN B 38 GLY B 56 1 19 HELIX 17 17 SER B 68 ASP B 82 1 15 HELIX 18 18 ASP B 99 ARG B 105 1 7 HELIX 19 19 ASN B 106 ILE B 107 5 2 HELIX 20 20 PRO B 108 ASP B 112 5 5 HELIX 21 21 SER B 117 LEU B 126 1 10 HELIX 22 22 PRO B 133 TYR B 146 1 14 HELIX 23 23 VAL B 162 ASN B 172 1 11 HELIX 24 24 ASP B 186 ARG B 192 1 7 HELIX 25 25 ASN B 208 VAL B 212 5 5 HELIX 26 26 ASN B 235 SER B 240 1 6 HELIX 27 27 VAL B 253 PRO B 255 5 3 HELIX 28 28 ILE B 256 LEU B 276 1 21 SHEET 1 A 3 ALA A 58 TYR A 64 0 SHEET 2 A 3 SER A 29 ILE A 35 1 N LEU A 30 O ASP A 60 SHEET 3 A 3 GLY A 87 ILE A 90 1 O GLY A 87 N LYS A 31 SHEET 1 B10 ALA A 245 ILE A 246 0 SHEET 2 B10 VAL A 217 ASP A 220 1 N VAL A 218 O ALA A 245 SHEET 3 B10 ILE A 196 VAL A 199 1 N VAL A 197 O ILE A 219 SHEET 4 B10 THR A 152 VAL A 156 1 N VAL A 156 O VAL A 198 SHEET 5 B10 THR A 176 CYS A 180 1 O SER A 178 N ILE A 155 SHEET 6 B10 THR B 176 CYS B 180 -1 O VAL B 179 N VAL A 177 SHEET 7 B10 THR B 152 VAL B 156 1 N ILE B 155 O SER B 178 SHEET 8 B10 ILE B 196 VAL B 199 1 O VAL B 198 N VAL B 156 SHEET 9 B10 VAL B 217 ASP B 220 1 O VAL B 217 N VAL B 197 SHEET 10 B10 ALA B 245 ILE B 246 1 O ALA B 245 N VAL B 218 SHEET 1 C 2 ASN A 224 VAL A 226 0 SHEET 2 C 2 LYS A 229 VAL A 231 -1 O VAL A 231 N ASN A 224 SHEET 1 D 3 ALA B 58 TYR B 64 0 SHEET 2 D 3 SER B 29 ILE B 35 1 N LEU B 30 O ALA B 58 SHEET 3 D 3 GLY B 87 ILE B 90 1 O GLY B 87 N LYS B 31 SHEET 1 E 2 ASN B 224 TYR B 225 0 SHEET 2 E 2 VAL B 230 VAL B 231 -1 O VAL B 231 N ASN B 224 CISPEP 1 ASN A 92 PRO A 93 0 0.53 CISPEP 2 VAL A 249 PRO A 250 0 -13.57 CISPEP 3 ASN B 92 PRO B 93 0 -4.20 CISPEP 4 VAL B 249 PRO B 250 0 -6.84 CRYST1 66.415 52.920 86.034 90.00 97.77 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 0.015057 0.000000 0.002054 0.00000 SCALE2 0.000000 0.018896 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011731 0.00000