PDB Short entry for 6ECQ HEADER OXIDOREDUCTASE 08-AUG-18 6ECQ TITLE THE HUMAN METHYLENETETRAHYDROFOLATE DEHYDROGENASE/CYCLOHYDROLASE TITLE 2 (FOLD) COMPLEXED WITH NADP AND INHIBITOR LY345899 COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYLENETETRAHYDROFOLATE DEHYDROGENASE CYCLOHYDROLASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: C1-THF SYNTHASE; COMPND 5 EC: 1.5.1.5,3.5.4.9,6.3.4.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: MTHFD1, MTHFC, MTHFD; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS DEHYDROGENASE, CYCLOHYDROLASE, BIFUNCTIONAL PROTEIN, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.V.BUENO,A.DAWSON,W.N.HUNTER REVDAT 3 11-OCT-23 6ECQ 1 REMARK REVDAT 2 01-JAN-20 6ECQ 1 REMARK REVDAT 1 27-MAR-19 6ECQ 0 JRNL AUTH R.BUENO,A.DAWSON,W.N.HUNTER JRNL TITL AN ASSESSMENT OF THREE HUMAN METHYLENETETRAHYDROFOLATE JRNL TITL 2 DEHYDROGENASE/CYCLOHYDROLASE-LIGAND COMPLEXES FOLLOWING JRNL TITL 3 FURTHER REFINEMENT. JRNL REF ACTA CRYSTALLOGR F STRUCT V. 75 148 2019 JRNL REF 2 BIOL COMMUN JRNL REFN ESSN 2053-230X JRNL PMID 30839287 JRNL DOI 10.1107/S2053230X18018083 REMARK 0 REMARK 0 THIS ENTRY 6ECQ REFLECTS AN ALTERNATIVE MODELING OF THE ORIGINAL REMARK 0 DATA IN 1DIB, DETERMINED BY A.SCHMIDT,H.WU,R.E.MACKENZIE, REMARK 0 V.J.CHEN,J.R.BEWLY,J.E.RAY,J.E.TOTH,M.CYGLER REMARK 0 ORIGINAL DATA REFERENCE 1 REMARK 0 PDB ID: 1DIB REMARK 0 AUTH A.SCHMIDT,H.WU,R.E.MACKENZIE,V.J.CHEN,J.R.BEWLY,J.E.RAY, REMARK 0 AUTH 2 J.E.TOTH,M.CYGLER REMARK 0 TITL STRUCTURES OF THREE INHIBITOR COMPLEXES PROVIDE INSIGHT INTO REMARK 0 TITL 2 THE REACTION MECHANISM OF THE HUMAN REMARK 0 TITL 3 METHYLENETETRAHYDROFOLATE DEHYDROGENASE/CYCLOHYDROLASE. REMARK 0 REF BIOCHEMISTRY V. 39 6325 2000 REMARK 0 REFN ISSN 0006-2960 REMARK 0 PMID 10828945 REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0189 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) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 3 NUMBER OF REFLECTIONS : 13706 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) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1548 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) : 2.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.77 REMARK 3 REFLECTION IN BIN (WORKING SET) : 884 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.05 REMARK 3 BIN R VALUE (WORKING SET) : 0.2500 REMARK 3 BIN FREE R VALUE SET COUNT : 91 REMARK 3 BIN FREE R VALUE : 0.3110 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4412 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 130 REMARK 3 SOLVENT ATOMS : 100 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.62 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.22000 REMARK 3 B22 (A**2) : 0.55000 REMARK 3 B33 (A**2) : -0.33000 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): 0.410 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.271 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 13.439 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.933 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.871 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4621 ; 0.011 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 4386 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 6293 ; 1.550 ; 1.973 REMARK 3 BOND ANGLES OTHERS (DEGREES): 10218 ; 0.963 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 579 ; 5.975 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 178 ;37.224 ;25.506 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 800 ;15.587 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 23 ;16.927 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 747 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5290 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 793 ; 0.001 ; 0.020 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): 2326 ; 1.292 ; 2.369 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 2325 ; 1.290 ; 2.367 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2901 ; 2.180 ; 3.542 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2902 ; 2.181 ; 3.543 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2295 ; 1.531 ; 2.698 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 2293 ; 1.532 ; 2.700 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 3393 ; 2.614 ; 3.969 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 4879 ; 4.393 ;29.005 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 4870 ; 4.377 ;29.019 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 NCS TYPE: LOCAL REMARK 3 NUMBER OF DIFFERENT NCS PAIRS : 1 REMARK 3 GROUP CHAIN1 RANGE CHAIN2 RANGE COUNT RMS WEIGHT REMARK 3 1 A 2 296 B 2 296 17084 0.09 0.05 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 6ECQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-DEC-18. REMARK 100 THE DEPOSITION ID IS D_1000236061. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU 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 : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15688 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 3.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.74 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.9 REMARK 200 DATA REDUNDANCY IN SHELL : 5.00 REMARK 200 R MERGE FOR SHELL (I) : 0.33200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: 1DIB REMARK 200 REMARK 200 REMARK: AUTHOR USED THE SF DATA FROM ENTRY 1DIA REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, GLYCEROL, SODIUM CITRATE, REMARK 280 AMMONIUM ACETATE, PH 5.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 20K., TEMPERATURE 293K 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 33.74500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 30.69000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 68.18500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 30.69000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 33.74500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 68.18500 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: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4930 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 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 ASP A 243 REMARK 465 ASP A 244 REMARK 465 LYS A 245 REMARK 465 LYS A 246 REMARK 465 PRO A 247 REMARK 465 ASN A 248 REMARK 465 GLY A 249 REMARK 465 ARG A 250 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 208 O HOH A 501 2.13 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 ASN A 45 42.32 -152.38 REMARK 500 ASP A 142 38.05 -149.95 REMARK 500 VAL A 177 -64.61 -131.97 REMARK 500 ALA A 257 87.85 -69.46 REMARK 500 PRO A 272 -164.01 -76.70 REMARK 500 LEU A 295 35.29 -72.13 REMARK 500 ASN B 45 42.13 -151.95 REMARK 500 ASP B 139 58.33 -94.55 REMARK 500 ASP B 142 -0.46 -141.55 REMARK 500 VAL B 177 -64.50 -133.76 REMARK 500 HIS B 196 -167.75 -160.95 REMARK 500 ASP B 243 108.80 -166.62 REMARK 500 PRO B 272 -167.01 -76.67 REMARK 500 LEU B 295 21.53 -72.73 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 NAP A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue LUD A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NAP B 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DIB RELATED DB: PDB DBREF 6ECQ A 1 296 UNP P11586 C1TC_HUMAN 1 296 DBREF 6ECQ B 1 296 UNP P11586 C1TC_HUMAN 1 296 SEQRES 1 A 296 MET ALA PRO ALA GLU ILE LEU ASN GLY LYS GLU ILE SER SEQRES 2 A 296 ALA GLN ILE ARG ALA ARG LEU LYS ASN GLN VAL THR GLN SEQRES 3 A 296 LEU LYS GLU GLN VAL PRO GLY PHE THR PRO ARG LEU ALA SEQRES 4 A 296 ILE LEU GLN VAL GLY ASN ARG ASP ASP SER ASN LEU TYR SEQRES 5 A 296 ILE ASN VAL LYS LEU LYS ALA ALA GLU GLU ILE GLY ILE SEQRES 6 A 296 LYS ALA THR HIS ILE LYS LEU PRO ARG THR THR THR GLU SEQRES 7 A 296 SER GLU VAL MET LYS TYR ILE THR SER LEU ASN GLU ASP SEQRES 8 A 296 SER THR VAL HIS GLY PHE LEU VAL GLN LEU PRO LEU ASP SEQRES 9 A 296 SER GLU ASN SER ILE ASN THR GLU GLU VAL ILE ASN ALA SEQRES 10 A 296 ILE ALA PRO GLU LYS ASP VAL ASP GLY LEU THR SER ILE SEQRES 11 A 296 ASN ALA GLY ARG LEU ALA ARG GLY ASP LEU ASN ASP CYS SEQRES 12 A 296 PHE ILE PRO CYS THR PRO LYS GLY CYS LEU GLU LEU ILE SEQRES 13 A 296 LYS GLU THR GLY VAL PRO ILE ALA GLY ARG HIS ALA VAL SEQRES 14 A 296 VAL VAL GLY ARG SER LYS ILE VAL GLY ALA PRO MET HIS SEQRES 15 A 296 ASP LEU LEU LEU TRP ASN ASN ALA THR VAL THR THR CYS SEQRES 16 A 296 HIS SER LYS THR ALA HIS LEU ASP GLU GLU VAL ASN LYS SEQRES 17 A 296 GLY ASP ILE LEU VAL VAL ALA THR GLY GLN PRO GLU MET SEQRES 18 A 296 VAL LYS GLY GLU TRP ILE LYS PRO GLY ALA ILE VAL ILE SEQRES 19 A 296 ASP CYS GLY ILE ASN TYR VAL PRO ASP ASP LYS LYS PRO SEQRES 20 A 296 ASN GLY ARG LYS VAL VAL GLY ASP VAL ALA TYR ASP GLU SEQRES 21 A 296 ALA LYS GLU ARG ALA SER PHE ILE THR PRO VAL PRO GLY SEQRES 22 A 296 GLY VAL GLY PRO MET THR VAL ALA MET LEU MET GLN SER SEQRES 23 A 296 THR VAL GLU SER ALA LYS ARG PHE LEU GLU SEQRES 1 B 296 MET ALA PRO ALA GLU ILE LEU ASN GLY LYS GLU ILE SER SEQRES 2 B 296 ALA GLN ILE ARG ALA ARG LEU LYS ASN GLN VAL THR GLN SEQRES 3 B 296 LEU LYS GLU GLN VAL PRO GLY PHE THR PRO ARG LEU ALA SEQRES 4 B 296 ILE LEU GLN VAL GLY ASN ARG ASP ASP SER ASN LEU TYR SEQRES 5 B 296 ILE ASN VAL LYS LEU LYS ALA ALA GLU GLU ILE GLY ILE SEQRES 6 B 296 LYS ALA THR HIS ILE LYS LEU PRO ARG THR THR THR GLU SEQRES 7 B 296 SER GLU VAL MET LYS TYR ILE THR SER LEU ASN GLU ASP SEQRES 8 B 296 SER THR VAL HIS GLY PHE LEU VAL GLN LEU PRO LEU ASP SEQRES 9 B 296 SER GLU ASN SER ILE ASN THR GLU GLU VAL ILE ASN ALA SEQRES 10 B 296 ILE ALA PRO GLU LYS ASP VAL ASP GLY LEU THR SER ILE SEQRES 11 B 296 ASN ALA GLY ARG LEU ALA ARG GLY ASP LEU ASN ASP CYS SEQRES 12 B 296 PHE ILE PRO CYS THR PRO LYS GLY CYS LEU GLU LEU ILE SEQRES 13 B 296 LYS GLU THR GLY VAL PRO ILE ALA GLY ARG HIS ALA VAL SEQRES 14 B 296 VAL VAL GLY ARG SER LYS ILE VAL GLY ALA PRO MET HIS SEQRES 15 B 296 ASP LEU LEU LEU TRP ASN ASN ALA THR VAL THR THR CYS SEQRES 16 B 296 HIS SER LYS THR ALA HIS LEU ASP GLU GLU VAL ASN LYS SEQRES 17 B 296 GLY ASP ILE LEU VAL VAL ALA THR GLY GLN PRO GLU MET SEQRES 18 B 296 VAL LYS GLY GLU TRP ILE LYS PRO GLY ALA ILE VAL ILE SEQRES 19 B 296 ASP CYS GLY ILE ASN TYR VAL PRO ASP ASP LYS LYS PRO SEQRES 20 B 296 ASN GLY ARG LYS VAL VAL GLY ASP VAL ALA TYR ASP GLU SEQRES 21 B 296 ALA LYS GLU ARG ALA SER PHE ILE THR PRO VAL PRO GLY SEQRES 22 B 296 GLY VAL GLY PRO MET THR VAL ALA MET LEU MET GLN SER SEQRES 23 B 296 THR VAL GLU SER ALA LYS ARG PHE LEU GLU HET NAP A 301 48 HET LUD A 401 34 HET NAP B 301 48 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM LUD N-{4-[(6AR)-3-AMINO-1,9-DIOXO-1,2,5,6,6A,7- HETNAM 2 LUD HEXAHYDROIMIDAZO[1,5-F]PTERIDIN-8(9H)-YL]BENZENE-1- HETNAM 3 LUD CARBONYL}-L-GLUTAMIC ACID HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 3 NAP 2(C21 H28 N7 O17 P3) FORMUL 4 LUD C20 H21 N7 O7 FORMUL 6 HOH *100(H2 O) HELIX 1 AA1 ASN A 8 VAL A 31 1 24 HELIX 2 AA2 ARG A 46 GLY A 64 1 19 HELIX 3 AA3 THR A 77 ASP A 91 1 15 HELIX 4 AA4 ASN A 110 ALA A 117 1 8 HELIX 5 AA5 THR A 128 ARG A 137 1 10 HELIX 6 AA6 PRO A 146 GLU A 158 1 13 HELIX 7 AA7 VAL A 177 ASN A 188 1 12 HELIX 8 AA8 HIS A 201 ASN A 207 1 7 HELIX 9 AA9 LYS A 223 ILE A 227 5 5 HELIX 10 AB1 ALA A 257 ALA A 265 1 9 HELIX 11 AB2 GLY A 274 LEU A 295 1 22 HELIX 12 AB3 ASN B 8 VAL B 31 1 24 HELIX 13 AB4 ARG B 46 GLY B 64 1 19 HELIX 14 AB5 THR B 77 ASP B 91 1 15 HELIX 15 AB6 ASN B 110 ALA B 117 1 8 HELIX 16 AB7 THR B 128 ARG B 137 1 10 HELIX 17 AB8 PRO B 146 GLU B 158 1 13 HELIX 18 AB9 VAL B 177 ASN B 188 1 12 HELIX 19 AC1 HIS B 201 ASN B 207 1 7 HELIX 20 AC2 LYS B 223 ILE B 227 5 5 HELIX 21 AC3 ALA B 257 ALA B 265 1 9 HELIX 22 AC4 PRO B 277 LEU B 295 1 19 SHEET 1 AA112 GLU A 5 ILE A 6 0 SHEET 2 AA112 PHE A 267 ILE A 268 1 O ILE A 268 N GLU A 5 SHEET 3 AA112 ILE A 232 ASP A 235 1 N VAL A 233 O PHE A 267 SHEET 4 AA112 ILE A 211 VAL A 214 1 N LEU A 212 O ILE A 234 SHEET 5 AA112 HIS A 167 VAL A 171 1 N VAL A 169 O ILE A 211 SHEET 6 AA112 THR A 191 CYS A 195 1 O CYS A 195 N VAL A 170 SHEET 7 AA112 THR B 191 CYS B 195 -1 O VAL B 192 N THR A 194 SHEET 8 AA112 HIS B 167 VAL B 171 1 N VAL B 170 O CYS B 195 SHEET 9 AA112 ILE B 211 VAL B 214 1 O ILE B 211 N VAL B 169 SHEET 10 AA112 ILE B 232 ASP B 235 1 O ILE B 234 N LEU B 212 SHEET 11 AA112 PHE B 267 ILE B 268 1 O PHE B 267 N VAL B 233 SHEET 12 AA112 GLU B 5 ILE B 6 1 N GLU B 5 O ILE B 268 SHEET 1 AA2 3 LYS A 66 LEU A 72 0 SHEET 2 AA2 3 ARG A 37 VAL A 43 1 N GLN A 42 O ILE A 70 SHEET 3 AA2 3 GLY A 96 VAL A 99 1 O LEU A 98 N LEU A 41 SHEET 1 AA3 2 ASN A 239 TYR A 240 0 SHEET 2 AA3 2 VAL A 252 VAL A 253 -1 O VAL A 253 N ASN A 239 SHEET 1 AA4 3 LYS B 66 LEU B 72 0 SHEET 2 AA4 3 ARG B 37 VAL B 43 1 N GLN B 42 O ILE B 70 SHEET 3 AA4 3 GLY B 96 VAL B 99 1 O LEU B 98 N LEU B 41 SHEET 1 AA5 2 ASN B 239 PRO B 242 0 SHEET 2 AA5 2 ARG B 250 VAL B 253 -1 O LYS B 251 N VAL B 241 CISPEP 1 LEU A 101 PRO A 102 0 -8.66 CISPEP 2 VAL A 271 PRO A 272 0 -0.56 CISPEP 3 LEU B 101 PRO B 102 0 -9.68 CISPEP 4 VAL B 271 PRO B 272 0 -0.17 SITE 1 AC1 19 THR A 148 ARG A 173 SER A 174 VAL A 177 SITE 2 AC1 19 HIS A 196 SER A 197 LEU A 202 ALA A 215 SITE 3 AC1 19 THR A 216 GLY A 217 GLN A 218 CYS A 236 SITE 4 AC1 19 ILE A 238 ASN A 239 THR A 279 LUD A 401 SITE 5 AC1 19 HOH A 512 HOH A 518 HOH A 528 SITE 1 AC2 14 VAL A 55 LYS A 56 VAL A 99 GLN A 100 SITE 2 AC2 14 LEU A 101 ASP A 125 ILE A 238 PRO A 272 SITE 3 AC2 14 GLY A 273 PRO A 277 VAL A 280 NAP A 301 SITE 4 AC2 14 HOH A 502 HOH A 528 SITE 1 AC3 18 THR B 148 ARG B 173 SER B 174 HIS B 196 SITE 2 AC3 18 SER B 197 LEU B 202 ALA B 215 THR B 216 SITE 3 AC3 18 GLN B 218 MET B 221 CYS B 236 GLY B 237 SITE 4 AC3 18 ILE B 238 THR B 279 HOH B 416 HOH B 419 SITE 5 AC3 18 HOH B 430 HOH B 435 CRYST1 67.490 136.370 61.380 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 0.014817 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007333 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016292 0.00000