HEADER OXIDOREDUCTASE 23-MAY-97 1SEP TITLE MOUSE SEPIAPTERIN REDUCTASE COMPLEXED WITH NADP AND SEPIAPTERIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SEPIAPTERIN REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.1.1.153; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 ORGAN: BRAIN; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOSOL KEYWDS OXIDOREDUCTASE, SEPIAPTERIN REDUCTASE, TETRAHYDROBIOPTERIN EXPDTA X-RAY DIFFRACTION AUTHOR G.AUERBACH,A.HERRMANN,M.GUETLICH,M.FISCHER,U.JACOB,A.BACHER,R.HUBER REVDAT 4 14-FEB-24 1SEP 1 REMARK ATOM REVDAT 3 13-JUL-11 1SEP 1 VERSN REVDAT 2 24-FEB-09 1SEP 1 VERSN REVDAT 1 13-JAN-99 1SEP 0 JRNL AUTH G.AUERBACH,A.HERRMANN,M.GUTLICH,M.FISCHER,U.JACOB,A.BACHER, JRNL AUTH 2 R.HUBER JRNL TITL THE 1.25 A CRYSTAL STRUCTURE OF SEPIAPTERIN REDUCTASE JRNL TITL 2 REVEALS ITS BINDING MODE TO PTERINS AND BRAIN JRNL TITL 3 NEUROTRANSMITTERS. JRNL REF EMBO J. V. 16 7219 1997 JRNL REFN ISSN 0261-4189 JRNL PMID 9405351 JRNL DOI 10.1093/EMBOJ/16.24.7219 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE-R REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1935 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 65 REMARK 3 SOLVENT ATOMS : 402 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.729 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SEP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176348. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : DEC-96 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL 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 : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM V. 5.23 REMARK 200 DATA SCALING SOFTWARE : CCP4 (AGROVATA, ROTAVATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31227 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 9.800 REMARK 200 R MERGE (I) : 0.09900 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) : 1.94 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 8.60 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MULTIPLE ISOMORPHOUS REMARK 200 REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 69.68000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 34.84000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 52.26000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 17.42000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 87.10000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 69.68000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 34.84000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 17.42000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 52.26000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 87.10000 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 7600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -47.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 52.26000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1203 LIES ON A SPECIAL POSITION. 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 GLU A 2 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 A 859 O HOH A 1195 1.60 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 O HOH A 1190 O HOH A 1190 10665 0.90 REMARK 500 O HOH A 1194 O HOH A 1194 10665 1.34 REMARK 500 O HOH A 1191 O HOH A 1191 11555 1.92 REMARK 500 O HOH A 881 O HOH A 1192 9555 1.99 REMARK 500 CA GLY A 5 O HOH A 1196 12564 2.15 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 ASP A 4 65.56 -155.70 REMARK 500 ALA A 42 179.05 176.00 REMARK 500 GLU A 91 -98.18 -32.04 REMARK 500 PRO A 147 -14.09 -48.34 REMARK 500 SER A 157 -150.79 -104.29 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 800 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BIO A 801 DBREF 1SEP A 1 261 UNP Q64105 SPRE_MOUSE 1 261 SEQRES 1 A 261 MET GLU ALA ASP GLY LEU GLY CYS ALA VAL CYS VAL LEU SEQRES 2 A 261 THR GLY ALA SER ARG GLY PHE GLY ARG ALA LEU ALA PRO SEQRES 3 A 261 GLN LEU ALA ARG LEU LEU SER PRO GLY SER VAL MET LEU SEQRES 4 A 261 VAL SER ALA ARG SER GLU SER MET LEU ARG GLN LEU LYS SEQRES 5 A 261 GLU GLU LEU GLY ALA GLN GLN PRO ASP LEU LYS VAL VAL SEQRES 6 A 261 LEU ALA ALA ALA ASP LEU GLY THR GLU ALA GLY VAL GLN SEQRES 7 A 261 ARG LEU LEU SER ALA VAL ARG GLU LEU PRO ARG PRO GLU SEQRES 8 A 261 GLY LEU GLN ARG LEU LEU LEU ILE ASN ASN ALA ALA THR SEQRES 9 A 261 LEU GLY ASP VAL SER LYS GLY PHE LEU ASN VAL ASN ASP SEQRES 10 A 261 LEU ALA GLU VAL ASN ASN TYR TRP ALA LEU ASN LEU THR SEQRES 11 A 261 SER MET LEU CYS LEU THR SER GLY THR LEU ASN ALA PHE SEQRES 12 A 261 GLN ASP SER PRO GLY LEU SER LYS THR VAL VAL ASN ILE SEQRES 13 A 261 SER SER LEU CYS ALA LEU GLN PRO TYR LYS GLY TRP GLY SEQRES 14 A 261 LEU TYR CYS ALA GLY LYS ALA ALA ARG ASP MET LEU TYR SEQRES 15 A 261 GLN VAL LEU ALA ALA GLU GLU PRO SER VAL ARG VAL LEU SEQRES 16 A 261 SER TYR ALA PRO GLY PRO LEU ASP ASN ASP MET GLN GLN SEQRES 17 A 261 LEU ALA ARG GLU THR SER LYS ASP PRO GLU LEU ARG SER SEQRES 18 A 261 LYS LEU GLN LYS LEU LYS SER ASP GLY ALA LEU VAL ASP SEQRES 19 A 261 CYS GLY THR SER ALA GLN LYS LEU LEU GLY LEU LEU GLN SEQRES 20 A 261 LYS ASP THR PHE GLN SER GLY ALA HIS VAL ASP PHE TYR SEQRES 21 A 261 ASP HET NAP A 800 55 HET BIO A 801 17 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM BIO BIOPTERIN HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 2 NAP C21 H28 N7 O17 P3 FORMUL 3 BIO C9 H11 N5 O3 FORMUL 4 HOH *402(H2 O) HELIX 1 1 GLY A 19 LEU A 31 1 13 HELIX 2 2 GLU A 45 GLN A 58 1 14 HELIX 3 3 GLU A 74 ARG A 85 1 12 HELIX 4 4 PHE A 112 ASN A 114 5 3 HELIX 5 5 LEU A 118 ASN A 128 1 11 HELIX 6 6 THR A 130 ALA A 142 1 13 HELIX 7 7 LEU A 159 ALA A 161 5 3 HELIX 8 8 GLY A 169 GLU A 188 1 20 HELIX 9 9 ASP A 205 THR A 213 1 9 HELIX 10 10 PRO A 217 SER A 228 1 12 HELIX 11 11 CYS A 235 LYS A 248 1 14 SHEET 1 A 7 LYS A 63 ALA A 68 0 SHEET 2 A 7 VAL A 37 ALA A 42 1 N MET A 38 O LYS A 63 SHEET 3 A 7 ALA A 9 LEU A 13 1 N CYS A 11 O VAL A 37 SHEET 4 A 7 ARG A 95 ASN A 100 1 N ARG A 95 O VAL A 10 SHEET 5 A 7 SER A 150 SER A 157 1 N SER A 150 O LEU A 96 SHEET 6 A 7 VAL A 192 ALA A 198 1 N ARG A 193 O LYS A 151 SHEET 7 A 7 ALA A 255 ASP A 258 1 N ALA A 255 O SER A 196 SITE 1 AC1 35 GLY A 15 SER A 17 ARG A 18 GLY A 19 SITE 2 AC1 35 PHE A 20 ALA A 42 ARG A 43 SER A 44 SITE 3 AC1 35 ALA A 69 ASP A 70 LEU A 71 ASN A 101 SITE 4 AC1 35 ALA A 102 ALA A 103 LEU A 127 ILE A 156 SITE 5 AC1 35 SER A 157 TYR A 171 LYS A 175 PRO A 199 SITE 6 AC1 35 GLY A 200 LEU A 202 ASN A 204 MET A 206 SITE 7 AC1 35 GLN A 207 BIO A 801 HOH A 813 HOH A 814 SITE 8 AC1 35 HOH A 825 HOH A 867 HOH A 881 HOH A 888 SITE 9 AC1 35 HOH A 910 HOH A 995 HOH A1192 SITE 1 AC2 12 SER A 158 LEU A 159 TRP A 168 TYR A 171 SITE 2 AC2 12 ALA A 198 GLY A 200 PRO A 201 GLN A 207 SITE 3 AC2 12 ASP A 258 TYR A 260 NAP A 800 HOH A1157 CRYST1 116.420 116.420 104.520 90.00 90.00 120.00 P 65 2 2 12 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 0.008590 0.004959 0.000000 0.00000 SCALE2 0.000000 0.009918 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009568 0.00000