PDB Short entry for 1UOU HEADER TRANSFERASE 23-SEP-03 1UOU TITLE CRYSTAL STRUCTURE OF HUMAN THYMIDINE PHOSPHORYLASE IN COMPLEX WITH A TITLE 2 SMALL MOLECULE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: THYMIDINE PHOSPHORYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 12-408,411-482; COMPND 5 SYNONYM: TDRPASE, TP, PLATELET-DERIVED ENDOTHELIAL CELL GROWTH COMPND 6 FACTOR, PD-ECGF, GLIOSTATIN; COMPND 7 EC: 2.4.2.4; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PMOAL-10T KEYWDS PHOSPHORYLASE, TRANSFERASE, GLYCOSYLTRANSFERASE, CHEMOTAXIS, KEYWDS 2 ANGIOGENESIS EXPDTA X-RAY DIFFRACTION AUTHOR R.A.NORMAN,S.T.BARRY,M.BATE,J.BREED,J.G.COLLS,R.J.ERNILL,R.W.A.LUKE, AUTHOR 2 C.A.MINSHULL,M.S.B.MCALISTER,E.J.MCCALL,H.H.J.MCMIKEN,D.S.PATERSON, AUTHOR 3 D.TIMMS,J.A.TUCKER,R.A.PAUPTIT REVDAT 3 13-DEC-23 1UOU 1 REMARK REVDAT 2 24-FEB-09 1UOU 1 VERSN REVDAT 1 22-JAN-04 1UOU 0 JRNL AUTH R.A.NORMAN,S.T.BARRY,M.BATE,J.BREED,J.G.COLLS,R.J.ERNILL, JRNL AUTH 2 R.W.A.LUKE,C.A.MINSHULL,M.S.B.MCALISTER,E.J.MCCALL, JRNL AUTH 3 H.H.J.MCMICKEN,D.S.PATERSON,D.TIMMS,J.A.TUCKER,R.A.PAUPTIT JRNL TITL CRYSTAL STRUCTURE OF HUMAN THYMIDINE PHOSPHORYLASE IN JRNL TITL 2 COMPLEX WITH A SMALL MOLECULE INHIBITOR JRNL REF STRUCTURE V. 12 75 2004 JRNL REFN ISSN 0969-2126 JRNL PMID 14725767 JRNL DOI 10.1016/J.STR.2003.11.018 REMARK 2 REMARK 2 RESOLUTION. 2.11 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.11 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 91.29 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 64.4 REMARK 3 NUMBER OF REFLECTIONS : 14966 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) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.400 REMARK 3 FREE R VALUE TEST SET COUNT : 855 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3188 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 16 REMARK 3 SOLVENT ATOMS : 75 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.98 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.13000 REMARK 3 B22 (A**2) : 0.60000 REMARK 3 B33 (A**2) : -1.81000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.60000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.630 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.301 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.219 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.266 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: RESIDUES 409-410 WERE REMOVED BY REMARK 3 PROTEOLYSIS.RESIDUES 12-32, 238-239, 407-414 AND 481-482 WERE REMARK 3 DISORDERED. REMARK 4 REMARK 4 1UOU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-SEP-03. REMARK 100 THE DEPOSITION ID IS D_1290013512. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-01 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX14.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.978 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15827 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.110 REMARK 200 RESOLUTION RANGE LOW (A) : 91.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 63.7 REMARK 200 DATA REDUNDANCY : 2.100 REMARK 200 R MERGE (I) : 0.03000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.11 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 11.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.30 REMARK 200 R MERGE FOR SHELL (I) : 0.19300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1BRW, CHAIN B REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8% PEG 1000(W/V), 50MM REMARK 280 MALATE/IMIDAZOLE PH 6.5,100MM MGCL2., PH 6.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 34.99500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.04500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 34.99500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 33.04500 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: PQS 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 -27.57740 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 92.86164 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 A2047 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 PYRIMIDINE NUCLEOSIDE METABOLISM, ALSO KNOWN AS PLATELET- REMARK 400 DERIVED ENDOTHELIAL CELL GROWTH FACTOR (PD-ECGF), REMARK 400 OVEREXPRESSED IN CERTAIN SOLID TUMOURS. CATALYZES THE REMARK 400 REVERSIBLE PHOSPHOROLYSIS OF THYMIDINE. EXISTS AS A REMARK 400 HOMODIMER. 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 GLY A 7 REMARK 465 SER A 8 REMARK 465 PRO A 9 REMARK 465 GLY A 10 REMARK 465 ILE A 11 REMARK 465 PRO A 12 REMARK 465 PRO A 13 REMARK 465 ALA A 14 REMARK 465 PRO A 15 REMARK 465 GLY A 16 REMARK 465 ASP A 17 REMARK 465 PHE A 18 REMARK 465 SER A 19 REMARK 465 GLY A 20 REMARK 465 GLU A 21 REMARK 465 GLY A 22 REMARK 465 SER A 23 REMARK 465 GLN A 24 REMARK 465 GLY A 25 REMARK 465 LEU A 26 REMARK 465 PRO A 27 REMARK 465 ASP A 28 REMARK 465 PRO A 29 REMARK 465 SER A 30 REMARK 465 PRO A 31 REMARK 465 GLU A 32 REMARK 465 GLY A 238 REMARK 465 ALA A 239 REMARK 465 GLY A 407 REMARK 465 ARG A 408 REMARK 465 ALA A 411 REMARK 465 GLY A 412 REMARK 465 GLU A 413 REMARK 465 PRO A 414 REMARK 465 GLN A 481 REMARK 465 GLN A 482 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 PRO A 33 CG CD REMARK 470 GLU A 38 CG CD OE1 OE2 REMARK 470 GLU A 106 CG CD OE1 OE2 REMARK 470 GLU A 246 CG CD OE1 OE2 REMARK 470 ARG A 432 CG CD NE CZ NH1 NH2 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 ASP A 123 CB - CG - OD2 ANGL. DEV. = 5.8 DEGREES REMARK 500 ASP A 233 CB - CG - OD2 ANGL. DEV. = 5.8 DEGREES REMARK 500 ASP A 274 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 301 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 329 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 ASP A 353 CB - CG - OD2 ANGL. DEV. = 5.4 DEGREES REMARK 500 ASP A 426 CB - CG - OD2 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP A 443 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ARG A 146 -169.79 -100.68 REMARK 500 HIS A 283 -71.12 -127.42 REMARK 500 ALA A 297 -147.43 -110.33 REMARK 500 ALA A 446 135.46 -33.14 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 CMU A1481 DBREF 1UOU A 7 11 PDB 1UOU 1UOU 7 11 DBREF 1UOU A 12 408 UNP P19971 TYPH_HUMAN 12 408 DBREF 1UOU A 411 482 UNP P19971 TYPH_HUMAN 411 482 SEQRES 1 A 474 GLY SER PRO GLY ILE PRO PRO ALA PRO GLY ASP PHE SER SEQRES 2 A 474 GLY GLU GLY SER GLN GLY LEU PRO ASP PRO SER PRO GLU SEQRES 3 A 474 PRO LYS GLN LEU PRO GLU LEU ILE ARG MET LYS ARG ASP SEQRES 4 A 474 GLY GLY ARG LEU SER GLU ALA ASP ILE ARG GLY PHE VAL SEQRES 5 A 474 ALA ALA VAL VAL ASN GLY SER ALA GLN GLY ALA GLN ILE SEQRES 6 A 474 GLY ALA MET LEU MET ALA ILE ARG LEU ARG GLY MET ASP SEQRES 7 A 474 LEU GLU GLU THR SER VAL LEU THR GLN ALA LEU ALA GLN SEQRES 8 A 474 SER GLY GLN GLN LEU GLU TRP PRO GLU ALA TRP ARG GLN SEQRES 9 A 474 GLN LEU VAL ASP LYS HIS SER THR GLY GLY VAL GLY ASP SEQRES 10 A 474 LYS VAL SER LEU VAL LEU ALA PRO ALA LEU ALA ALA CYS SEQRES 11 A 474 GLY CYS LYS VAL PRO MET ILE SER GLY ARG GLY LEU GLY SEQRES 12 A 474 HIS THR GLY GLY THR LEU ASP LYS LEU GLU SER ILE PRO SEQRES 13 A 474 GLY PHE ASN VAL ILE GLN SER PRO GLU GLN MET GLN VAL SEQRES 14 A 474 LEU LEU ASP GLN ALA GLY CYS CYS ILE VAL GLY GLN SER SEQRES 15 A 474 GLU GLN LEU VAL PRO ALA ASP GLY ILE LEU TYR ALA ALA SEQRES 16 A 474 ARG ASP VAL THR ALA THR VAL ASP SER LEU PRO LEU ILE SEQRES 17 A 474 THR ALA SER ILE LEU SER LYS LYS LEU VAL GLU GLY LEU SEQRES 18 A 474 SER ALA LEU VAL VAL ASP VAL LYS PHE GLY GLY ALA ALA SEQRES 19 A 474 VAL PHE PRO ASN GLN GLU GLN ALA ARG GLU LEU ALA LYS SEQRES 20 A 474 THR LEU VAL GLY VAL GLY ALA SER LEU GLY LEU ARG VAL SEQRES 21 A 474 ALA ALA ALA LEU THR ALA MET ASP LYS PRO LEU GLY ARG SEQRES 22 A 474 CYS VAL GLY HIS ALA LEU GLU VAL GLU GLU ALA LEU LEU SEQRES 23 A 474 CYS MET ASP GLY ALA GLY PRO PRO ASP LEU ARG ASP LEU SEQRES 24 A 474 VAL THR THR LEU GLY GLY ALA LEU LEU TRP LEU SER GLY SEQRES 25 A 474 HIS ALA GLY THR GLN ALA GLN GLY ALA ALA ARG VAL ALA SEQRES 26 A 474 ALA ALA LEU ASP ASP GLY SER ALA LEU GLY ARG PHE GLU SEQRES 27 A 474 ARG MET LEU ALA ALA GLN GLY VAL ASP PRO GLY LEU ALA SEQRES 28 A 474 ARG ALA LEU CYS SER GLY SER PRO ALA GLU ARG ARG GLN SEQRES 29 A 474 LEU LEU PRO ARG ALA ARG GLU GLN GLU GLU LEU LEU ALA SEQRES 30 A 474 PRO ALA ASP GLY THR VAL GLU LEU VAL ARG ALA LEU PRO SEQRES 31 A 474 LEU ALA LEU VAL LEU HIS GLU LEU GLY ALA GLY ARG ALA SEQRES 32 A 474 GLY GLU PRO LEU ARG LEU GLY VAL GLY ALA GLU LEU LEU SEQRES 33 A 474 VAL ASP VAL GLY GLN ARG LEU ARG ARG GLY THR PRO TRP SEQRES 34 A 474 LEU ARG VAL HIS ARG ASP GLY PRO ALA LEU SER GLY PRO SEQRES 35 A 474 GLN SER ARG ALA LEU GLN GLU ALA LEU VAL LEU SER ASP SEQRES 36 A 474 ARG ALA PRO PHE ALA ALA PRO LEU PRO PHE ALA GLU LEU SEQRES 37 A 474 VAL LEU PRO PRO GLN GLN HET CMU A1481 16 HETNAM CMU 5-CHLORO-6-(1-(2-IMINOPYRROLIDINYL) METHYL) URACIL HETSYN CMU 5-CHLORO-6-[(2-IMINOPYRROLIDIN-1-YL)METHYL]PYRIMIDINE- HETSYN 2 CMU 2,4(1H,3H)-DIONE FORMUL 2 CMU C9 H11 CL N4 O2 FORMUL 3 HOH *75(H2 O) HELIX 1 1 GLN A 35 ASP A 45 1 11 HELIX 2 2 SER A 50 GLY A 64 1 15 HELIX 3 3 GLN A 67 GLY A 82 1 16 HELIX 4 4 ASP A 84 GLN A 97 1 14 HELIX 5 5 PRO A 105 GLN A 111 5 7 HELIX 6 6 LYS A 124 ALA A 135 1 12 HELIX 7 7 GLY A 153 GLU A 159 1 7 HELIX 8 8 SER A 169 GLY A 181 1 13 HELIX 9 9 VAL A 192 THR A 205 1 14 HELIX 10 10 SER A 210 GLU A 225 1 16 HELIX 11 11 ASN A 244 LEU A 262 1 19 HELIX 12 12 HIS A 283 ASP A 295 1 13 HELIX 13 13 PRO A 299 SER A 317 1 19 HELIX 14 14 THR A 322 ASP A 336 1 15 HELIX 15 15 GLY A 337 GLN A 350 1 14 HELIX 16 16 ASP A 353 GLY A 363 1 11 HELIX 17 17 SER A 364 LEU A 372 1 9 HELIX 18 18 ARG A 393 ALA A 406 1 14 HELIX 19 19 SER A 448 ALA A 458 1 11 SHEET 1 AA 4 VAL A 113 SER A 117 0 SHEET 2 AA 4 ALA A 229 PHE A 236 1 O ALA A 229 N ASP A 114 SHEET 3 AA 4 VAL A 266 ALA A 272 1 O ALA A 267 N VAL A 232 SHEET 4 AA 4 GLU A 475 VAL A 477 -1 O GLU A 475 N LEU A 270 SHEET 1 AB 2 VAL A 140 ILE A 143 0 SHEET 2 AB 2 CYS A 182 VAL A 185 1 O CYS A 183 N MET A 142 SHEET 1 AC 4 CYS A 280 VAL A 281 0 SHEET 2 AC 4 GLY A 420 LEU A 423 -1 O ALA A 421 N VAL A 281 SHEET 3 AC 4 PRO A 436 ARG A 442 -1 O ARG A 439 N GLU A 422 SHEET 4 AC 4 GLU A 377 LEU A 382 -1 O GLU A 377 N ARG A 442 SHEET 1 AD 3 ARG A 430 LEU A 431 0 SHEET 2 AD 3 GLY A 387 VAL A 392 -1 O GLY A 387 N LEU A 431 SHEET 3 AD 3 LEU A 459 SER A 462 -1 O VAL A 460 N GLU A 390 SITE 1 AC1 13 HIS A 116 SER A 117 THR A 118 ARG A 146 SITE 2 AC1 13 LEU A 148 THR A 151 GLY A 152 TYR A 199 SITE 3 AC1 13 ARG A 202 ILE A 214 SER A 217 LYS A 221 SITE 4 AC1 13 HOH A2074 CRYST1 69.990 66.090 96.870 90.00 106.54 90.00 C 1 2 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 0.014288 0.000000 0.004243 0.00000 SCALE2 0.000000 0.015131 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010769 0.00000