HEADER LYASE 06-MAY-02 1LOL TITLE CRYSTAL STRUCTURE OF OROTIDINE MONOPHOSPHATE DECARBOXYLASE COMPLEX TITLE 2 WITH XMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: OROTIDINE 5'-MONOPHOSPHATE DECARBOXYLASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: OMP DECARBOXYLASE, OMPDCASE, OMPDECASE; COMPND 5 EC: 4.1.1.23; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOTHERMOBACTER THERMAUTOTROPHICUS STR. SOURCE 3 DELTA H; SOURCE 4 ORGANISM_TAXID: 187420; SOURCE 5 STRAIN: DELTA H; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS TIM BARREL, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR N.WU,E.F.PAI REVDAT 5 14-FEB-24 1LOL 1 REMARK SEQADV REVDAT 4 24-FEB-09 1LOL 1 VERSN REVDAT 3 01-APR-03 1LOL 1 JRNL REVDAT 2 14-AUG-02 1LOL 1 DBREF REVDAT 1 07-AUG-02 1LOL 0 JRNL AUTH N.WU,E.F.PAI JRNL TITL CRYSTAL STRUCTURES OF INHIBITOR COMPLEXES REVEAL AN JRNL TITL 2 ALTERNATE BINDING MODE IN OROTIDINE-5'-MONOPHOSPHATE JRNL TITL 3 DECARBOXYLASE. JRNL REF J.BIOL.CHEM. V. 277 28080 2002 JRNL REFN ISSN 0021-9258 JRNL PMID 12011084 JRNL DOI 10.1074/JBC.M202362200 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.07 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 679650.230 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 32092 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 SET) : 0.193 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1583 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4989 REMARK 3 BIN R VALUE (WORKING SET) : 0.2340 REMARK 3 BIN FREE R VALUE : 0.2620 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 279 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3191 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 60 REMARK 3 SOLVENT ATOMS : 180 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.19000 REMARK 3 B22 (A**2) : -3.85000 REMARK 3 B33 (A**2) : -3.34000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 3.48000 REMARK 3 B23 (A**2) : 0.00000 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) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.970 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.450 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.170 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.480 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.700 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 54.02 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : XMP.PARAM REMARK 3 PARAMETER FILE 4 : DIO.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : XMP.TOP REMARK 3 TOPOLOGY FILE 4 : DIO.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LOL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAY-02. REMARK 100 THE DEPOSITION ID IS D_1000016137. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-SEP-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32685 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 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 <I/SIGMA(I)> 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: EPMR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.59 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRISODIUM CITRATE, (+/-)1,3 REMARK 280 -BUTANEDIOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 27.74100 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 300 REMARK: THE BIOLOGICALLY FUNCTIONAL UNIT IS A DIMER COMPOSED OF THE REMARK 300 TWO MONOMERS IN THE ASYMMETRIC UNIT. 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: 5230 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16550 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 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 LEU A 1 REMARK 465 ARG A 2 REMARK 465 SER A 3 REMARK 465 ARG A 4 REMARK 465 ARG A 5 REMARK 465 VAL A 6 REMARK 465 ASP A 7 REMARK 465 VAL A 8 REMARK 465 MET A 9 REMARK 465 ASP A 10 REMARK 465 VAL A 182 REMARK 465 GLY A 183 REMARK 465 ALA A 184 REMARK 465 GLN A 185 REMARK 465 GLY A 186 REMARK 465 GLY A 187 REMARK 465 ASP A 188 REMARK 465 PRO A 189 REMARK 465 LYS A 223 REMARK 465 ASP A 224 REMARK 465 LEU A 225 REMARK 465 LEU A 226 REMARK 465 ILE A 227 REMARK 465 PRO A 228 REMARK 465 GLU A 229 REMARK 465 LEU B 1001 REMARK 465 ARG B 1002 REMARK 465 SER B 1003 REMARK 465 ARG B 1004 REMARK 465 ARG B 1005 REMARK 465 VAL B 1006 REMARK 465 ASP B 1007 REMARK 465 VAL B 1008 REMARK 465 MET B 1009 REMARK 465 ASP B 1010 REMARK 465 VAL B 1182 REMARK 465 GLY B 1183 REMARK 465 ALA B 1184 REMARK 465 GLN B 1185 REMARK 465 GLY B 1186 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 13 14.88 59.51 REMARK 500 LYS A 72 55.66 38.37 REMARK 500 ALA A 74 51.07 -147.78 REMARK 500 ASP A 75 -167.80 -120.04 REMARK 500 ARG A 118 -164.83 -120.23 REMARK 500 PRO A 129 69.04 -68.11 REMARK 500 PHE A 134 -35.74 -134.52 REMARK 500 ALA B1074 49.31 -143.79 REMARK 500 ARG B1118 -166.79 -118.50 REMARK 500 PHE B1134 -30.96 -136.29 REMARK 500 PRO B1157 -77.75 -53.59 REMARK 500 SER B1158 164.32 157.29 REMARK 500 THR B1159 -151.26 47.23 REMARK 500 ARG B1160 85.34 21.26 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 BU2 A 5001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BU2 B 5002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE XMP A 2001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE XMP B 2002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LOQ RELATED DB: PDB REMARK 900 OROTIDINE MONOPHOSPHATE DECARBOXYLASE COMPLEXED WITH UMP REMARK 900 RELATED ID: 1LOR RELATED DB: PDB REMARK 900 OROTIDINE MONOPHOSPHATE DECARBOXYLASE COMPLEXED WITH BMP REMARK 900 RELATED ID: 1LOS RELATED DB: PDB REMARK 900 OROTIDINE MONOPHOSPHATE DECARBOXYLASE MUTANT DELTA R203A COMPLEXED REMARK 900 WITH 6-AZAUMP REMARK 900 RELATED ID: 1LP6 RELATED DB: PDB REMARK 900 OROTIDINE MONOPHOSPHATE DECARBOXYLASE COMPLEXED WITH CMP REMARK 999 REMARK 999 SEQUENCE REMARK 999 AUTHOR STATES THAT ALTHOUGH RESIDUES 1 AND 1001 ARE MET REMARK 999 AND RESIDUES 101 AND 1101 ARE ARG ACCORDING TO THE REMARK 999 SWISSPROT ENTRY, RESIDUES 1 AND 1001 WERE LEU AND RESIDUES REMARK 999 101 AND 1101 WERE PRO IN THE ORIGINAL CONSTRUCT CLONED REMARK 999 OF MT GENOMIC DNA. DBREF 1LOL A 1 229 UNP O26232 PYRF_METTH 1 228 DBREF 1LOL B 1001 1229 UNP O26232 PYRF_METTH 1 228 SEQADV 1LOL LEU A 1 UNP O26232 MET 1 SEE REMARK 999 SEQADV 1LOL PRO A 101 UNP O26232 ARG 101 SEE REMARK 999 SEQADV 1LOL ILE A 227 UNP O26232 ASN 227 CONFLICT SEQADV 1LOL GLU A 229 UNP O26232 INSERTION SEQADV 1LOL LEU B 1001 UNP O26232 MET 1 SEE REMARK 999 SEQADV 1LOL PRO B 1101 UNP O26232 ARG 101 SEE REMARK 999 SEQADV 1LOL ILE B 1227 UNP O26232 ASN 227 CONFLICT SEQADV 1LOL GLU B 1229 UNP O26232 INSERTION SEQRES 1 A 229 LEU ARG SER ARG ARG VAL ASP VAL MET ASP VAL MET ASN SEQRES 2 A 229 ARG LEU ILE LEU ALA MET ASP LEU MET ASN ARG ASP ASP SEQRES 3 A 229 ALA LEU ARG VAL THR GLY GLU VAL ARG GLU TYR ILE ASP SEQRES 4 A 229 THR VAL LYS ILE GLY TYR PRO LEU VAL LEU SER GLU GLY SEQRES 5 A 229 MET ASP ILE ILE ALA GLU PHE ARG LYS ARG PHE GLY CYS SEQRES 6 A 229 ARG ILE ILE ALA ASP PHE LYS VAL ALA ASP ILE PRO GLU SEQRES 7 A 229 THR ASN GLU LYS ILE CYS ARG ALA THR PHE LYS ALA GLY SEQRES 8 A 229 ALA ASP ALA ILE ILE VAL HIS GLY PHE PRO GLY ALA ASP SEQRES 9 A 229 SER VAL ARG ALA CYS LEU ASN VAL ALA GLU GLU MET GLY SEQRES 10 A 229 ARG GLU VAL PHE LEU LEU THR GLU MET SER HIS PRO GLY SEQRES 11 A 229 ALA GLU MET PHE ILE GLN GLY ALA ALA ASP GLU ILE ALA SEQRES 12 A 229 ARG MET GLY VAL ASP LEU GLY VAL LYS ASN TYR VAL GLY SEQRES 13 A 229 PRO SER THR ARG PRO GLU ARG LEU SER ARG LEU ARG GLU SEQRES 14 A 229 ILE ILE GLY GLN ASP SER PHE LEU ILE SER PRO GLY VAL SEQRES 15 A 229 GLY ALA GLN GLY GLY ASP PRO GLY GLU THR LEU ARG PHE SEQRES 16 A 229 ALA ASP ALA ILE ILE VAL GLY ARG SER ILE TYR LEU ALA SEQRES 17 A 229 ASP ASN PRO ALA ALA ALA ALA ALA GLY ILE ILE GLU SER SEQRES 18 A 229 ILE LYS ASP LEU LEU ILE PRO GLU SEQRES 1 B 229 LEU ARG SER ARG ARG VAL ASP VAL MET ASP VAL MET ASN SEQRES 2 B 229 ARG LEU ILE LEU ALA MET ASP LEU MET ASN ARG ASP ASP SEQRES 3 B 229 ALA LEU ARG VAL THR GLY GLU VAL ARG GLU TYR ILE ASP SEQRES 4 B 229 THR VAL LYS ILE GLY TYR PRO LEU VAL LEU SER GLU GLY SEQRES 5 B 229 MET ASP ILE ILE ALA GLU PHE ARG LYS ARG PHE GLY CYS SEQRES 6 B 229 ARG ILE ILE ALA ASP PHE LYS VAL ALA ASP ILE PRO GLU SEQRES 7 B 229 THR ASN GLU LYS ILE CYS ARG ALA THR PHE LYS ALA GLY SEQRES 8 B 229 ALA ASP ALA ILE ILE VAL HIS GLY PHE PRO GLY ALA ASP SEQRES 9 B 229 SER VAL ARG ALA CYS LEU ASN VAL ALA GLU GLU MET GLY SEQRES 10 B 229 ARG GLU VAL PHE LEU LEU THR GLU MET SER HIS PRO GLY SEQRES 11 B 229 ALA GLU MET PHE ILE GLN GLY ALA ALA ASP GLU ILE ALA SEQRES 12 B 229 ARG MET GLY VAL ASP LEU GLY VAL LYS ASN TYR VAL GLY SEQRES 13 B 229 PRO SER THR ARG PRO GLU ARG LEU SER ARG LEU ARG GLU SEQRES 14 B 229 ILE ILE GLY GLN ASP SER PHE LEU ILE SER PRO GLY VAL SEQRES 15 B 229 GLY ALA GLN GLY GLY ASP PRO GLY GLU THR LEU ARG PHE SEQRES 16 B 229 ALA ASP ALA ILE ILE VAL GLY ARG SER ILE TYR LEU ALA SEQRES 17 B 229 ASP ASN PRO ALA ALA ALA ALA ALA GLY ILE ILE GLU SER SEQRES 18 B 229 ILE LYS ASP LEU LEU ILE PRO GLU HET BU2 A5001 6 HET XMP A2001 24 HET BU2 B5002 6 HET XMP B2002 24 HETNAM BU2 1,3-BUTANEDIOL HETNAM XMP XANTHOSINE-5'-MONOPHOSPHATE HETSYN XMP 5-MONOPHOSPHATE-9-BETA-D-RIBOFURANOSYL XANTHINE FORMUL 3 BU2 2(C4 H10 O2) FORMUL 4 XMP 2(C10 H14 N4 O9 P 1+) FORMUL 7 HOH *180(H2 O) HELIX 1 1 VAL A 11 ASN A 13 5 3 HELIX 2 2 ASN A 23 ARG A 35 1 13 HELIX 3 3 TYR A 45 GLY A 52 1 8 HELIX 4 4 ASP A 54 GLY A 64 1 11 HELIX 5 5 ILE A 76 ALA A 90 1 15 HELIX 6 6 GLY A 102 GLY A 117 1 16 HELIX 7 7 PHE A 134 LEU A 149 1 16 HELIX 8 8 ARG A 160 GLY A 172 1 13 HELIX 9 9 GLU A 191 PHE A 195 5 5 HELIX 10 10 GLY A 202 LEU A 207 1 6 HELIX 11 11 ASN A 210 SER A 221 1 12 HELIX 12 12 VAL B 1011 ASN B 1013 5 3 HELIX 13 13 ASN B 1023 ARG B 1035 1 13 HELIX 14 14 TYR B 1045 GLY B 1052 1 8 HELIX 15 15 MET B 1053 GLY B 1064 1 12 HELIX 16 16 ILE B 1076 ALA B 1090 1 15 HELIX 17 17 GLY B 1102 GLY B 1117 1 16 HELIX 18 18 GLY B 1130 GLY B 1150 1 21 HELIX 19 19 ARG B 1160 GLY B 1172 1 13 HELIX 20 20 GLU B 1191 PHE B 1195 5 5 HELIX 21 21 GLY B 1202 LEU B 1207 1 6 HELIX 22 22 ASN B 1210 LEU B 1225 1 16 SHEET 1 A 9 LEU A 15 MET A 19 0 SHEET 2 A 9 THR A 40 GLY A 44 1 O LYS A 42 N LEU A 17 SHEET 3 A 9 ARG A 66 VAL A 73 1 O ILE A 68 N VAL A 41 SHEET 4 A 9 ALA A 94 HIS A 98 1 O ALA A 94 N ALA A 69 SHEET 5 A 9 GLU A 119 LEU A 123 1 O LEU A 123 N VAL A 97 SHEET 6 A 9 ASN A 153 VAL A 155 1 O ASN A 153 N LEU A 122 SHEET 7 A 9 PHE A 176 PRO A 180 1 O PHE A 176 N TYR A 154 SHEET 8 A 9 ALA A 198 VAL A 201 1 O ILE A 200 N SER A 179 SHEET 9 A 9 LEU A 15 MET A 19 1 N ILE A 16 O ILE A 199 SHEET 1 B 9 LEU B1015 ALA B1018 0 SHEET 2 B 9 THR B1040 GLY B1044 1 O LYS B1042 N LEU B1017 SHEET 3 B 9 ARG B1066 VAL B1073 1 O ARG B1066 N VAL B1041 SHEET 4 B 9 ALA B1094 HIS B1098 1 O ALA B1094 N ALA B1069 SHEET 5 B 9 GLU B1119 LEU B1123 1 O LEU B1123 N VAL B1097 SHEET 6 B 9 ASN B1153 VAL B1155 1 O ASN B1153 N LEU B1122 SHEET 7 B 9 PHE B1176 PRO B1180 1 O PHE B1176 N TYR B1154 SHEET 8 B 9 ALA B1198 VAL B1201 1 O ILE B1200 N SER B1179 SHEET 9 B 9 LEU B1015 ALA B1018 1 N ILE B1016 O VAL B1201 CISPEP 1 ASP B 1188 PRO B 1189 0 0.35 SITE 1 AC1 6 ASP A 70 LYS A 72 LEU A 123 VAL A 155 SITE 2 AC1 6 XMP A2001 HOH A3015 SITE 1 AC2 6 LYS B1042 ASP B1070 LYS B1072 ILE B1096 SITE 2 AC2 6 VAL B1155 XMP B2002 SITE 1 AC3 18 ALA A 18 ASP A 20 LYS A 42 ASP A 70 SITE 2 AC3 18 MET A 126 SER A 127 SER A 158 PRO A 180 SITE 3 AC3 18 GLY A 202 ARG A 203 HOH A3009 HOH A3011 SITE 4 AC3 18 HOH A3012 HOH A3015 HOH A3085 BU2 A5001 SITE 5 AC3 18 ILE B1076 HOH B3066 SITE 1 AC4 16 ILE A 76 ALA B1018 ASP B1020 LYS B1042 SITE 2 AC4 16 ASP B1070 SER B1127 PRO B1157 SER B1158 SITE 3 AC4 16 PRO B1180 GLY B1202 ARG B1203 HOH B3059 SITE 4 AC4 16 HOH B3112 HOH B3155 HOH B3159 BU2 B5002 CRYST1 57.570 55.482 66.129 90.00 94.28 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 0.017370 0.000000 0.001301 0.00000 SCALE2 0.000000 0.018024 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015164 0.00000