HEADER OXIDOREDUCTASE 13-DEC-07 3BMF OBSLTE 19-JAN-10 3BMF 3JQ8 TITLE STRUCTURE OF PTERIDINE REDUCTASE 1 (PTR1) FROM TRYPANOSOMA TITLE 2 BRUCEI IN TERNARY COMPLEX WITH COFACTOR (NADP+) AND TITLE 3 INHIBITOR DX3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTERIDINE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: PTERIDINE REDUCTASE; COMPND 7 CHAIN: B, C, D; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI; SOURCE 3 ORGANISM_TAXID: 5702; SOURCE 4 GENE: PTR1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET15B; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI; SOURCE 12 ORGANISM_TAXID: 5702; SOURCE 13 GENE: PTR1; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS PTERIDINE REDUCTASE, PTR1, TRYPANOSOMA BRUCEI, SHORT CHAIN KEYWDS 2 DEHYDROGENASE, INHIBITOR, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR L.B.TULLOCH,W.N.HUNTER REVDAT 2 19-JAN-10 3BMF 1 OBSLTE REVDAT 1 16-DEC-08 3BMF 0 JRNL AUTH L.B.TULLOCH,W.N.HUNTER JRNL TITL STRUCTURE OF PTERIDINE REDUCTASE 1 (PTR1) FROM JRNL TITL 2 TRYPANOSOMA BRUCEI IN TERNARY COMPLEX WITH COFACTOR JRNL TITL 3 (NADP+) AND INHIBITORS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 66.89 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 70417 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) : 0.232 REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.281 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3569 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) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.00 REMARK 3 REFLECTION IN BIN (WORKING SET) : 4908 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.14 REMARK 3 BIN R VALUE (WORKING SET) : 0.3220 REMARK 3 BIN FREE R VALUE SET COUNT : 255 REMARK 3 BIN FREE R VALUE : 0.4030 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7520 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 290 REMARK 3 SOLVENT ATOMS : 975 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.45 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.22000 REMARK 3 B22 (A**2) : 1.00000 REMARK 3 B33 (A**2) : -0.30000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.55000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.242 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.203 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.226 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.444 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.901 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.833 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 7964 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 10907 ; 1.101 ; 2.009 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 1032 ; 5.249 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 308 ;35.898 ;24.286 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1276 ;14.604 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 50 ;15.900 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1290 ; 0.067 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5912 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 4684 ; 0.178 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 5557 ; 0.293 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 962 ; 0.124 ; 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): 74 ; 0.137 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 42 ; 0.106 ; 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): 5151 ; 0.313 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 8052 ; 0.549 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 3193 ; 0.652 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2829 ; 1.023 ; 4.500 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: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS; REMARK 3 ALL OF THE 17 RELATED STRUCTURES ARE EXPRESSED FROM THE REMARK 3 SAME DNA CONSTRUCT, WHICH ENCODES CYS AT POSITIONS 59 REMARK 3 AND 168. CRYSTALS HARVESTED WITHIN A COUPLE OF DAYS OF REMARK 3 FORMATION CONTAIN CYS AT POSITIONS 59 AND 168. HOWEVER REMARK 3 THESE TWO RESIDUES APPEAR QUITE REACTIVE AND OVER TIME REMARK 3 BECOME OXIDISED TO CSX, AS DETERMINED BY THE EMERGENCE REMARK 3 IN OLDER CRYSTALS OF ELECTRON DENSITY FOR THE OD ATOM. REMARK 3 SOMETIMES CYS168 REACTS WITH DTT IN THE CRYSTALLISATION REMARK 3 BUFFER, COVALENTLY LINKING THE TWO MOLECULES BY AN S-S BOND. REMARK 4 REMARK 4 3BMF COMPLIES WITH FORMAT V. 3.20, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-DEC-07. REMARK 100 THE RCSB ID CODE IS RCSB045698. 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 : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 70867 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 76.030 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : 6.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.06 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : 0.22000 REMARK 200 FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2-3M SODIUM ACETATE, 10-100MM REMARK 280 SODIUM CITRATE, PH 4.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K 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 44.57700 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 19930 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 -19 REMARK 465 GLY A -18 REMARK 465 SER A -17 REMARK 465 SER A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 SER A -9 REMARK 465 SER A -8 REMARK 465 GLY A -7 REMARK 465 LEU A -6 REMARK 465 VAL A -5 REMARK 465 PRO A -4 REMARK 465 ARG A -3 REMARK 465 GLY A -2 REMARK 465 SER A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 GLN A 104 REMARK 465 GLY A 105 REMARK 465 ASP A 106 REMARK 465 HIS A 107 REMARK 465 GLU A 108 REMARK 465 ASP A 109 REMARK 465 ASN A 110 REMARK 465 SER A 111 REMARK 465 ASN A 112 REMARK 465 LYS A 143 REMARK 465 GLY A 144 REMARK 465 THR A 145 REMARK 465 ASN A 146 REMARK 465 PRO A 147 REMARK 465 ASN A 148 REMARK 465 CYS A 149 REMARK 465 THR A 150 REMARK 465 SER A 151 REMARK 465 VAL A 211 REMARK 465 MET B -19 REMARK 465 GLY B -18 REMARK 465 SER B -17 REMARK 465 SER B -16 REMARK 465 HIS B -15 REMARK 465 HIS B -14 REMARK 465 HIS B -13 REMARK 465 HIS B -12 REMARK 465 HIS B -11 REMARK 465 HIS B -10 REMARK 465 SER B -9 REMARK 465 SER B -8 REMARK 465 GLY B -7 REMARK 465 LEU B -6 REMARK 465 VAL B -5 REMARK 465 PRO B -4 REMARK 465 ARG B -3 REMARK 465 GLY B -2 REMARK 465 SER B -1 REMARK 465 HIS B 0 REMARK 465 MET B 1 REMARK 465 GLN B 104 REMARK 465 GLY B 105 REMARK 465 ASP B 106 REMARK 465 HIS B 107 REMARK 465 GLU B 108 REMARK 465 ASP B 109 REMARK 465 ASN B 110 REMARK 465 SER B 111 REMARK 465 ASN B 112 REMARK 465 LYS B 143 REMARK 465 GLY B 144 REMARK 465 THR B 145 REMARK 465 ASN B 146 REMARK 465 PRO B 147 REMARK 465 ASN B 148 REMARK 465 CYS B 149 REMARK 465 THR B 150 REMARK 465 SER B 151 REMARK 465 SER B 152 REMARK 465 MET C -19 REMARK 465 GLY C -18 REMARK 465 SER C -17 REMARK 465 SER C -16 REMARK 465 HIS C -15 REMARK 465 HIS C -14 REMARK 465 HIS C -13 REMARK 465 HIS C -12 REMARK 465 HIS C -11 REMARK 465 HIS C -10 REMARK 465 SER C -9 REMARK 465 SER C -8 REMARK 465 GLY C -7 REMARK 465 LEU C -6 REMARK 465 VAL C -5 REMARK 465 PRO C -4 REMARK 465 ARG C -3 REMARK 465 GLY C -2 REMARK 465 SER C -1 REMARK 465 HIS C 0 REMARK 465 MET C 1 REMARK 465 GLN C 104 REMARK 465 GLY C 105 REMARK 465 ASP C 106 REMARK 465 HIS C 107 REMARK 465 GLU C 108 REMARK 465 ASP C 109 REMARK 465 ASN C 110 REMARK 465 SER C 111 REMARK 465 ASN C 112 REMARK 465 LYS C 143 REMARK 465 GLY C 144 REMARK 465 THR C 145 REMARK 465 ASN C 146 REMARK 465 PRO C 147 REMARK 465 ASN C 148 REMARK 465 CYS C 149 REMARK 465 THR C 150 REMARK 465 SER C 151 REMARK 465 SER C 152 REMARK 465 LEU C 209 REMARK 465 PRO C 210 REMARK 465 VAL C 211 REMARK 465 ALA C 212 REMARK 465 MET C 213 REMARK 465 MET D -19 REMARK 465 GLY D -18 REMARK 465 SER D -17 REMARK 465 SER D -16 REMARK 465 HIS D -15 REMARK 465 HIS D -14 REMARK 465 HIS D -13 REMARK 465 HIS D -12 REMARK 465 HIS D -11 REMARK 465 HIS D -10 REMARK 465 SER D -9 REMARK 465 SER D -8 REMARK 465 GLY D -7 REMARK 465 LEU D -6 REMARK 465 VAL D -5 REMARK 465 PRO D -4 REMARK 465 ARG D -3 REMARK 465 GLY D -2 REMARK 465 SER D -1 REMARK 465 HIS D 0 REMARK 465 MET D 1 REMARK 465 GLN D 104 REMARK 465 GLY D 105 REMARK 465 ASP D 106 REMARK 465 HIS D 107 REMARK 465 GLU D 108 REMARK 465 ASP D 109 REMARK 465 ASN D 110 REMARK 465 SER D 111 REMARK 465 ASN D 112 REMARK 465 LYS D 143 REMARK 465 GLY D 144 REMARK 465 THR D 145 REMARK 465 ASN D 146 REMARK 465 PRO D 147 REMARK 465 ASN D 148 REMARK 465 CYS D 149 REMARK 465 THR D 150 REMARK 465 SER D 151 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 HOH B 403 O HOH B 404 2.11 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 PRO A 210 C - N - CA ANGL. DEV. = 16.8 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 14 -140.11 58.68 REMARK 500 HIS A 35 -66.42 -106.15 REMARK 500 ALA A 128 -53.26 -135.44 REMARK 500 ASN A 153 74.75 -150.00 REMARK 500 CYS A 160 -144.82 -103.83 REMARK 500 SER A 207 -152.86 -111.10 REMARK 500 ARG B 14 -127.97 57.22 REMARK 500 HIS B 35 -78.91 -104.71 REMARK 500 SER B 37 71.87 -68.74 REMARK 500 ALA B 128 -58.27 -133.77 REMARK 500 CYS B 160 -149.05 -99.11 REMARK 500 SER B 207 -142.97 -114.13 REMARK 500 ARG C 14 -130.35 57.28 REMARK 500 HIS C 35 -71.40 -110.92 REMARK 500 ALA C 128 -59.31 -135.94 REMARK 500 CYS C 160 -143.91 -93.97 REMARK 500 SER C 207 -145.15 -115.49 REMARK 500 ARG C 229 49.53 39.60 REMARK 500 ARG D 14 -130.87 57.30 REMARK 500 HIS D 35 -78.44 -107.58 REMARK 500 ALA D 128 -53.46 -136.69 REMARK 500 CYS D 160 -148.29 -100.67 REMARK 500 SER D 207 -152.13 -112.05 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 LEU A 209 PRO A 210 38.21 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH D 509 DISTANCE = 5.61 ANGSTROMS REMARK 525 HOH A 413 DISTANCE = 6.08 ANGSTROMS REMARK 525 HOH A 456 DISTANCE = 5.66 ANGSTROMS 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 269 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DX3 A 270 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP B 269 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DX3 B 270 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP C 269 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DX3 C 270 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DTT C 271 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP D 269 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DX3 D 270 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2C7V RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH COFACTOR AND THE ANTIFOLATE REMARK 900 METHOTREXATE REMARK 900 RELATED ID: 3BMD RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX1 REMARK 900 RELATED ID: 3BME RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX2 REMARK 900 RELATED ID: 3BMC RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH COFACTOR (NADP+) AND SUBSTRATE REMARK 900 (FOLATE) REMARK 900 RELATED ID: 3BMG RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX4 REMARK 900 RELATED ID: 3BMH RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX6 REMARK 900 RELATED ID: 3BMI RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND JU2 REMARK 900 RELATED ID: 3BMJ RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX7 REMARK 900 RELATED ID: 3BMK RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND DX8 REMARK 900 RELATED ID: 3BML RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX1 REMARK 900 RELATED ID: 3BMM RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX2 REMARK 900 RELATED ID: 3BMN RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX3 REMARK 900 RELATED ID: 3BMO RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX4 REMARK 900 RELATED ID: 3BMQ RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX5 REMARK 900 RELATED ID: 3BMR RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX6 REMARK 900 RELATED ID: 3BMS RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX7 REMARK 900 RELATED ID: 3BMT RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH LIGAND AX8 DBREF 3BMF A 1 268 UNP O76290 O76290_TRYBB 1 268 DBREF 3BMF B 1 268 UNP O76290 O76290_TRYBB 1 268 DBREF 3BMF C 1 268 UNP O76290 O76290_TRYBB 1 268 DBREF 3BMF D 1 268 UNP O76290 O76290_TRYBB 1 268 SEQADV 3BMF MET A -19 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY A -18 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER A -17 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER A -16 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -15 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -14 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -13 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -12 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -11 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A -10 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER A -9 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER A -8 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY A -7 UNP O76290 EXPRESSION TAG SEQADV 3BMF LEU A -6 UNP O76290 EXPRESSION TAG SEQADV 3BMF VAL A -5 UNP O76290 EXPRESSION TAG SEQADV 3BMF PRO A -4 UNP O76290 EXPRESSION TAG SEQADV 3BMF ARG A -3 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY A -2 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER A -1 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS A 0 UNP O76290 EXPRESSION TAG SEQADV 3BMF MET B -19 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY B -18 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER B -17 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER B -16 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -15 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -14 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -13 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -12 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -11 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B -10 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER B -9 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER B -8 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY B -7 UNP O76290 EXPRESSION TAG SEQADV 3BMF LEU B -6 UNP O76290 EXPRESSION TAG SEQADV 3BMF VAL B -5 UNP O76290 EXPRESSION TAG SEQADV 3BMF PRO B -4 UNP O76290 EXPRESSION TAG SEQADV 3BMF ARG B -3 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY B -2 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER B -1 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS B 0 UNP O76290 EXPRESSION TAG SEQADV 3BMF MET C -19 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY C -18 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER C -17 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER C -16 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -15 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -14 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -13 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -12 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -11 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C -10 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER C -9 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER C -8 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY C -7 UNP O76290 EXPRESSION TAG SEQADV 3BMF LEU C -6 UNP O76290 EXPRESSION TAG SEQADV 3BMF VAL C -5 UNP O76290 EXPRESSION TAG SEQADV 3BMF PRO C -4 UNP O76290 EXPRESSION TAG SEQADV 3BMF ARG C -3 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY C -2 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER C -1 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS C 0 UNP O76290 EXPRESSION TAG SEQADV 3BMF MET D -19 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY D -18 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER D -17 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER D -16 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -15 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -14 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -13 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -12 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -11 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D -10 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER D -9 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER D -8 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY D -7 UNP O76290 EXPRESSION TAG SEQADV 3BMF LEU D -6 UNP O76290 EXPRESSION TAG SEQADV 3BMF VAL D -5 UNP O76290 EXPRESSION TAG SEQADV 3BMF PRO D -4 UNP O76290 EXPRESSION TAG SEQADV 3BMF ARG D -3 UNP O76290 EXPRESSION TAG SEQADV 3BMF GLY D -2 UNP O76290 EXPRESSION TAG SEQADV 3BMF SER D -1 UNP O76290 EXPRESSION TAG SEQADV 3BMF HIS D 0 UNP O76290 EXPRESSION TAG SEQRES 1 A 288 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 288 LEU VAL PRO ARG GLY SER HIS MET GLU ALA PRO ALA ALA SEQRES 3 A 288 VAL VAL THR GLY ALA ALA LYS ARG ILE GLY ARG ALA ILE SEQRES 4 A 288 ALA VAL LYS LEU HIS GLN THR GLY TYR ARG VAL VAL ILE SEQRES 5 A 288 HIS TYR HIS ASN SER ALA GLU ALA ALA VAL SER LEU ALA SEQRES 6 A 288 ASP GLU LEU ASN LYS GLU ARG SER ASN THR ALA VAL VAL SEQRES 7 A 288 CYS GLN ALA ASP LEU THR ASN SER ASN VAL LEU PRO ALA SEQRES 8 A 288 SER CYS GLU GLU ILE ILE ASN SER CYS PHE ARG ALA PHE SEQRES 9 A 288 GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA PHE SEQRES 10 A 288 TYR PRO THR PRO LEU VAL GLN GLY ASP HIS GLU ASP ASN SEQRES 11 A 288 SER ASN GLY LYS THR VAL GLU THR GLN VAL ALA GLU LEU SEQRES 12 A 288 ILE GLY THR ASN ALA ILE ALA PRO PHE LEU LEU THR MET SEQRES 13 A 288 SER PHE ALA GLN ARG GLN LYS GLY THR ASN PRO ASN CYS SEQRES 14 A 288 THR SER SER ASN LEU SER ILE VAL ASN LEU CYS ASP ALA SEQRES 15 A 288 MET VAL ASP GLN PRO CYS MET ALA PHE SER LEU TYR ASN SEQRES 16 A 288 MET GLY LYS HIS ALA LEU VAL GLY LEU THR GLN SER ALA SEQRES 17 A 288 ALA LEU GLU LEU ALA PRO TYR GLY ILE ARG VAL ASN GLY SEQRES 18 A 288 VAL ALA PRO GLY VAL SER LEU LEU PRO VAL ALA MET GLY SEQRES 19 A 288 GLU GLU GLU LYS ASP LYS TRP ARG ARG LYS VAL PRO LEU SEQRES 20 A 288 GLY ARG ARG GLU ALA SER ALA GLU GLN ILE ALA ASP ALA SEQRES 21 A 288 VAL ILE PHE LEU VAL SER GLY SER ALA GLN TYR ILE THR SEQRES 22 A 288 GLY SER ILE ILE LYS VAL ASP GLY GLY LEU SER LEU VAL SEQRES 23 A 288 HIS ALA SEQRES 1 B 288 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 B 288 LEU VAL PRO ARG GLY SER HIS MET GLU ALA PRO ALA ALA SEQRES 3 B 288 VAL VAL THR GLY ALA ALA LYS ARG ILE GLY ARG ALA ILE SEQRES 4 B 288 ALA VAL LYS LEU HIS GLN THR GLY TYR ARG VAL VAL ILE SEQRES 5 B 288 HIS TYR HIS ASN SER ALA GLU ALA ALA VAL SER LEU ALA SEQRES 6 B 288 ASP GLU LEU ASN LYS GLU ARG SER ASN THR ALA VAL VAL SEQRES 7 B 288 CYS GLN ALA ASP LEU THR ASN SER ASN VAL LEU PRO ALA SEQRES 8 B 288 SER CYS GLU GLU ILE ILE ASN SER CYS PHE ARG ALA PHE SEQRES 9 B 288 GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA PHE SEQRES 10 B 288 TYR PRO THR PRO LEU VAL GLN GLY ASP HIS GLU ASP ASN SEQRES 11 B 288 SER ASN GLY LYS THR VAL GLU THR GLN VAL ALA GLU LEU SEQRES 12 B 288 ILE GLY THR ASN ALA ILE ALA PRO PHE LEU LEU THR MET SEQRES 13 B 288 SER PHE ALA GLN ARG GLN LYS GLY THR ASN PRO ASN CYS SEQRES 14 B 288 THR SER SER ASN LEU SER ILE VAL ASN LEU CYS ASP ALA SEQRES 15 B 288 MET VAL ASP GLN PRO CSX MET ALA PHE SER LEU TYR ASN SEQRES 16 B 288 MET GLY LYS HIS ALA LEU VAL GLY LEU THR GLN SER ALA SEQRES 17 B 288 ALA LEU GLU LEU ALA PRO TYR GLY ILE ARG VAL ASN GLY SEQRES 18 B 288 VAL ALA PRO GLY VAL SER LEU LEU PRO VAL ALA MET GLY SEQRES 19 B 288 GLU GLU GLU LYS ASP LYS TRP ARG ARG LYS VAL PRO LEU SEQRES 20 B 288 GLY ARG ARG GLU ALA SER ALA GLU GLN ILE ALA ASP ALA SEQRES 21 B 288 VAL ILE PHE LEU VAL SER GLY SER ALA GLN TYR ILE THR SEQRES 22 B 288 GLY SER ILE ILE LYS VAL ASP GLY GLY LEU SER LEU VAL SEQRES 23 B 288 HIS ALA SEQRES 1 C 288 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 C 288 LEU VAL PRO ARG GLY SER HIS MET GLU ALA PRO ALA ALA SEQRES 3 C 288 VAL VAL THR GLY ALA ALA LYS ARG ILE GLY ARG ALA ILE SEQRES 4 C 288 ALA VAL LYS LEU HIS GLN THR GLY TYR ARG VAL VAL ILE SEQRES 5 C 288 HIS TYR HIS ASN SER ALA GLU ALA ALA VAL SER LEU ALA SEQRES 6 C 288 ASP GLU LEU ASN LYS GLU ARG SER ASN THR ALA VAL VAL SEQRES 7 C 288 CYS GLN ALA ASP LEU THR ASN SER ASN VAL LEU PRO ALA SEQRES 8 C 288 SER CYS GLU GLU ILE ILE ASN SER CYS PHE ARG ALA PHE SEQRES 9 C 288 GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA PHE SEQRES 10 C 288 TYR PRO THR PRO LEU VAL GLN GLY ASP HIS GLU ASP ASN SEQRES 11 C 288 SER ASN GLY LYS THR VAL GLU THR GLN VAL ALA GLU LEU SEQRES 12 C 288 ILE GLY THR ASN ALA ILE ALA PRO PHE LEU LEU THR MET SEQRES 13 C 288 SER PHE ALA GLN ARG GLN LYS GLY THR ASN PRO ASN CYS SEQRES 14 C 288 THR SER SER ASN LEU SER ILE VAL ASN LEU CYS ASP ALA SEQRES 15 C 288 MET VAL ASP GLN PRO CSX MET ALA PHE SER LEU TYR ASN SEQRES 16 C 288 MET GLY LYS HIS ALA LEU VAL GLY LEU THR GLN SER ALA SEQRES 17 C 288 ALA LEU GLU LEU ALA PRO TYR GLY ILE ARG VAL ASN GLY SEQRES 18 C 288 VAL ALA PRO GLY VAL SER LEU LEU PRO VAL ALA MET GLY SEQRES 19 C 288 GLU GLU GLU LYS ASP LYS TRP ARG ARG LYS VAL PRO LEU SEQRES 20 C 288 GLY ARG ARG GLU ALA SER ALA GLU GLN ILE ALA ASP ALA SEQRES 21 C 288 VAL ILE PHE LEU VAL SER GLY SER ALA GLN TYR ILE THR SEQRES 22 C 288 GLY SER ILE ILE LYS VAL ASP GLY GLY LEU SER LEU VAL SEQRES 23 C 288 HIS ALA SEQRES 1 D 288 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 D 288 LEU VAL PRO ARG GLY SER HIS MET GLU ALA PRO ALA ALA SEQRES 3 D 288 VAL VAL THR GLY ALA ALA LYS ARG ILE GLY ARG ALA ILE SEQRES 4 D 288 ALA VAL LYS LEU HIS GLN THR GLY TYR ARG VAL VAL ILE SEQRES 5 D 288 HIS TYR HIS ASN SER ALA GLU ALA ALA VAL SER LEU ALA SEQRES 6 D 288 ASP GLU LEU ASN LYS GLU ARG SER ASN THR ALA VAL VAL SEQRES 7 D 288 CYS GLN ALA ASP LEU THR ASN SER ASN VAL LEU PRO ALA SEQRES 8 D 288 SER CYS GLU GLU ILE ILE ASN SER CYS PHE ARG ALA PHE SEQRES 9 D 288 GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA PHE SEQRES 10 D 288 TYR PRO THR PRO LEU VAL GLN GLY ASP HIS GLU ASP ASN SEQRES 11 D 288 SER ASN GLY LYS THR VAL GLU THR GLN VAL ALA GLU LEU SEQRES 12 D 288 ILE GLY THR ASN ALA ILE ALA PRO PHE LEU LEU THR MET SEQRES 13 D 288 SER PHE ALA GLN ARG GLN LYS GLY THR ASN PRO ASN CYS SEQRES 14 D 288 THR SER SER ASN LEU SER ILE VAL ASN LEU CYS ASP ALA SEQRES 15 D 288 MET VAL ASP GLN PRO CSX MET ALA PHE SER LEU TYR ASN SEQRES 16 D 288 MET GLY LYS HIS ALA LEU VAL GLY LEU THR GLN SER ALA SEQRES 17 D 288 ALA LEU GLU LEU ALA PRO TYR GLY ILE ARG VAL ASN GLY SEQRES 18 D 288 VAL ALA PRO GLY VAL SER LEU LEU PRO VAL ALA MET GLY SEQRES 19 D 288 GLU GLU GLU LYS ASP LYS TRP ARG ARG LYS VAL PRO LEU SEQRES 20 D 288 GLY ARG ARG GLU ALA SER ALA GLU GLN ILE ALA ASP ALA SEQRES 21 D 288 VAL ILE PHE LEU VAL SER GLY SER ALA GLN TYR ILE THR SEQRES 22 D 288 GLY SER ILE ILE LYS VAL ASP GLY GLY LEU SER LEU VAL SEQRES 23 D 288 HIS ALA MODRES 3BMF CSX B 168 CYS S-OXY CYSTEINE MODRES 3BMF CSX C 168 CYS S-OXY CYSTEINE MODRES 3BMF CSX D 168 CYS S-OXY CYSTEINE HET CSX B 168 7 HET CSX C 168 7 HET CSX D 168 7 HET NAP A 269 48 HET DX3 A 270 30 HET NAP B 269 48 HET DX3 B 270 15 HET NAP C 269 48 HET DX3 C 270 15 HET DTT C 271 8 HET NAP D 269 48 HET DX3 D 270 30 HETNAM CSX S-OXY CYSTEINE HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM DX3 6,7,7-TRIMETHYL-7,8-DIHYDROPTERIDINE-2,4-DIAMINE HETNAM DTT 2,3-DIHYDROXY-1,4-DITHIOBUTANE HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE HETSYN DTT 1,4-DITHIOTHREITOL FORMUL 2 CSX 3(C3 H7 N O3 S) FORMUL 5 NAP 4(C21 H28 N7 O17 P3) FORMUL 6 DX3 4(C9 H14 N6) FORMUL 11 DTT C4 H10 O2 S2 FORMUL 14 HOH *975(H2 O) HELIX 1 1 LYS A 13 GLY A 27 1 15 HELIX 2 2 SER A 37 ARG A 52 1 16 HELIX 3 3 VAL A 68 GLY A 85 1 18 HELIX 4 4 THR A 115 ALA A 128 1 14 HELIX 5 5 ALA A 128 ARG A 141 1 14 HELIX 6 6 PHE A 171 ALA A 193 1 23 HELIX 7 7 PRO A 194 GLY A 196 5 3 HELIX 8 8 GLY A 214 ARG A 223 1 10 HELIX 9 9 SER A 233 SER A 246 1 14 HELIX 10 10 GLY A 247 GLN A 250 5 4 HELIX 11 11 GLY A 262 VAL A 266 5 5 HELIX 12 12 LYS B 13 THR B 26 1 14 HELIX 13 13 SER B 37 ARG B 52 1 16 HELIX 14 14 VAL B 68 GLY B 85 1 18 HELIX 15 15 THR B 115 ALA B 128 1 14 HELIX 16 16 ALA B 128 ARG B 141 1 14 HELIX 17 17 PHE B 171 ALA B 193 1 23 HELIX 18 18 PRO B 194 GLY B 196 5 3 HELIX 19 19 GLY B 214 ARG B 223 1 10 HELIX 20 20 SER B 233 SER B 246 1 14 HELIX 21 21 GLY B 247 GLN B 250 5 4 HELIX 22 22 GLY B 262 VAL B 266 5 5 HELIX 23 23 LYS C 13 GLY C 27 1 15 HELIX 24 24 SER C 37 ARG C 52 1 16 HELIX 25 25 VAL C 68 GLY C 85 1 18 HELIX 26 26 THR C 115 ALA C 128 1 14 HELIX 27 27 ALA C 128 ARG C 141 1 14 HELIX 28 28 PHE C 171 ALA C 193 1 23 HELIX 29 29 PRO C 194 GLY C 196 5 3 HELIX 30 30 GLY C 214 ARG C 223 1 10 HELIX 31 31 SER C 233 SER C 246 1 14 HELIX 32 32 GLY C 247 GLN C 250 5 4 HELIX 33 33 GLY C 262 VAL C 266 5 5 HELIX 34 34 LYS D 13 GLY D 27 1 15 HELIX 35 35 SER D 37 ARG D 52 1 16 HELIX 36 36 VAL D 68 GLY D 85 1 18 HELIX 37 37 THR D 115 ALA D 128 1 14 HELIX 38 38 ALA D 128 GLN D 142 1 15 HELIX 39 39 PHE D 171 ALA D 193 1 23 HELIX 40 40 GLY D 214 ARG D 223 1 10 HELIX 41 41 SER D 233 SER D 246 1 14 HELIX 42 42 GLY D 247 GLN D 250 5 4 HELIX 43 43 GLY D 262 VAL D 266 5 5 SHEET 1 A 7 ALA A 56 GLN A 60 0 SHEET 2 A 7 ARG A 29 TYR A 34 1 N ILE A 32 O VAL A 57 SHEET 3 A 7 ALA A 5 VAL A 8 1 N ALA A 6 O ARG A 29 SHEET 4 A 7 VAL A 89 ASN A 92 1 O VAL A 91 N VAL A 7 SHEET 5 A 7 SER A 155 LEU A 159 1 O LEU A 159 N ASN A 92 SHEET 6 A 7 ARG A 198 PRO A 204 1 O ASN A 200 N ASN A 158 SHEET 7 A 7 ILE A 256 VAL A 259 1 O ILE A 257 N ALA A 203 SHEET 1 B 7 ALA B 56 GLN B 60 0 SHEET 2 B 7 ARG B 29 TYR B 34 1 N ILE B 32 O VAL B 57 SHEET 3 B 7 ALA B 5 VAL B 8 1 N ALA B 6 O ARG B 29 SHEET 4 B 7 VAL B 89 ASN B 92 1 O VAL B 91 N VAL B 7 SHEET 5 B 7 SER B 155 LEU B 159 1 O LEU B 159 N ASN B 92 SHEET 6 B 7 ARG B 198 PRO B 204 1 O ARG B 198 N ILE B 156 SHEET 7 B 7 ILE B 256 VAL B 259 1 O ILE B 257 N ALA B 203 SHEET 1 C 7 ALA C 56 GLN C 60 0 SHEET 2 C 7 ARG C 29 TYR C 34 1 N ILE C 32 O VAL C 57 SHEET 3 C 7 ALA C 5 VAL C 8 1 N ALA C 6 O ARG C 29 SHEET 4 C 7 VAL C 89 ASN C 92 1 O VAL C 89 N VAL C 7 SHEET 5 C 7 SER C 155 LEU C 159 1 O VAL C 157 N LEU C 90 SHEET 6 C 7 ARG C 198 PRO C 204 1 O ASN C 200 N ASN C 158 SHEET 7 C 7 ILE C 256 VAL C 259 1 O ILE C 257 N GLY C 201 SHEET 1 D 7 ALA D 56 GLN D 60 0 SHEET 2 D 7 ARG D 29 TYR D 34 1 N ILE D 32 O VAL D 57 SHEET 3 D 7 ALA D 5 VAL D 8 1 N ALA D 6 O ARG D 29 SHEET 4 D 7 VAL D 89 ASN D 92 1 O VAL D 91 N VAL D 7 SHEET 5 D 7 LEU D 154 LEU D 159 1 O LEU D 159 N ASN D 92 SHEET 6 D 7 ILE D 197 PRO D 204 1 O ASN D 200 N ASN D 158 SHEET 7 D 7 ILE D 256 VAL D 259 1 O ILE D 257 N ALA D 203 LINK C PRO B 167 N CSX B 168 1555 1555 1.33 LINK C CSX B 168 N MET B 169 1555 1555 1.33 LINK C PRO C 167 N CSX C 168 1555 1555 1.33 LINK C CSX C 168 N MET C 169 1555 1555 1.33 LINK C PRO D 167 N CSX D 168 1555 1555 1.33 LINK C CSX D 168 N MET D 169 1555 1555 1.33 SITE 1 AC1 31 ARG A 14 ILE A 15 HIS A 33 TYR A 34 SITE 2 AC1 31 HIS A 35 ASN A 36 SER A 37 ALA A 61 SITE 3 AC1 31 ASP A 62 LEU A 63 THR A 64 ASN A 93 SITE 4 AC1 31 ALA A 94 SER A 95 THR A 126 CYS A 160 SITE 5 AC1 31 ASP A 161 TYR A 174 LYS A 178 PRO A 204 SITE 6 AC1 31 GLY A 205 SER A 207 LEU A 208 HOH A 284 SITE 7 AC1 31 HOH A 296 HOH A 320 HOH A 323 HOH A 335 SITE 8 AC1 31 HOH A 359 HOH A 440 HOH A 491 SITE 1 AC2 13 ARG A 14 SER A 95 PHE A 97 ASP A 161 SITE 2 AC2 13 CYS A 168 TYR A 174 GLY A 205 LEU A 208 SITE 3 AC2 13 PRO A 210 TRP A 221 HOH A 415 HOH A 474 SITE 4 AC2 13 HOH A 491 SITE 1 AC3 31 ARG B 14 ILE B 15 HIS B 33 TYR B 34 SITE 2 AC3 31 HIS B 35 ASN B 36 SER B 37 ALA B 61 SITE 3 AC3 31 ASP B 62 LEU B 63 THR B 64 ASN B 93 SITE 4 AC3 31 ALA B 94 SER B 95 THR B 126 LEU B 159 SITE 5 AC3 31 CYS B 160 ASP B 161 TYR B 174 LYS B 178 SITE 6 AC3 31 PRO B 204 GLY B 205 SER B 207 LEU B 208 SITE 7 AC3 31 HOH B 287 HOH B 301 HOH B 307 HOH B 312 SITE 8 AC3 31 HOH B 380 HOH B 407 HOH B 434 SITE 1 AC4 7 PHE B 97 TYR B 174 GLY B 205 LEU B 209 SITE 2 AC4 7 PRO B 210 TRP B 221 HOH B 392 SITE 1 AC5 26 ARG C 14 ILE C 15 HIS C 33 TYR C 34 SITE 2 AC5 26 HIS C 35 ASN C 36 SER C 37 ALA C 61 SITE 3 AC5 26 ASP C 62 LEU C 63 THR C 64 ASN C 93 SITE 4 AC5 26 ALA C 94 SER C 95 THR C 126 CYS C 160 SITE 5 AC5 26 ASP C 161 TYR C 174 LYS C 178 PRO C 204 SITE 6 AC5 26 GLY C 205 SER C 207 HOH C 422 HOH C 460 SITE 7 AC5 26 HOH C 480 HOH C 554 SITE 1 AC6 7 PHE C 97 TYR C 174 GLY C 205 TRP C 221 SITE 2 AC6 7 HOH C 502 HOH C 553 HOH C 554 SITE 1 AC7 3 PHE C 97 PHE C 171 HOH C 548 SITE 1 AC8 26 ARG D 14 ILE D 15 HIS D 35 ASN D 36 SITE 2 AC8 26 SER D 37 ALA D 61 ASP D 62 LEU D 63 SITE 3 AC8 26 THR D 64 ASN D 93 ALA D 94 SER D 95 SITE 4 AC8 26 THR D 126 CYS D 160 ASP D 161 TYR D 174 SITE 5 AC8 26 LYS D 178 PRO D 204 GLY D 205 SER D 207 SITE 6 AC8 26 LEU D 208 HOH D 387 HOH D 388 HOH D 427 SITE 7 AC8 26 HOH D 485 HOH D 495 SITE 1 AC9 11 ARG D 14 SER D 95 PHE D 97 ASP D 161 SITE 2 AC9 11 TYR D 174 GLY D 205 LEU D 208 LEU D 209 SITE 3 AC9 11 PRO D 210 TRP D 221 HOH D 538 CRYST1 74.097 89.154 84.187 90.00 115.49 90.00 P 1 21 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 0.013496 0.000000 0.006434 0.00000 SCALE2 0.000000 0.011217 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013159 0.00000