PDB Short entry for 1JH9 HEADER TRANSCRIPTION/DNA 27-JUN-01 1JH9 TITLE PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*AP*AP*CP*GP*AP*AP*AP*AP*CP*GP*TP*TP*TP*TP*CP*GP*T)- COMPND 3 3'; COMPND 4 CHAIN: B; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PURINE NUCLEOTIDE SYNTHESIS REPRESSOR; COMPND 8 CHAIN: A; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 5 ORGANISM_TAXID: 562; SOURCE 6 GENE: PURR; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 LAMBDA DE3; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET24A KEYWDS TRANSCRIPTION REGULATION, DNA-BINDING, REPRESSOR, PURINE KEYWDS 2 BIOSYNTHESIS, COMPLEX (DNA-BINDING PROTEIN-DNA), ALLOSTERIC KEYWDS 3 REGULATION, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.L.HUFFMAN,F.LU,H.ZALKIN,R.G.BRENNAN REVDAT 4 16-AUG-23 1JH9 1 REMARK REVDAT 3 27-OCT-21 1JH9 1 REMARK SEQADV REVDAT 2 24-FEB-09 1JH9 1 VERSN REVDAT 1 08-FEB-02 1JH9 0 JRNL AUTH J.L.HUFFMAN,F.LU,H.ZALKIN,R.G.BRENNAN JRNL TITL ROLE OF RESIDUE 147 IN THE GENE REGULATORY FUNCTION OF THE JRNL TITL 2 ESCHERICHIA COLI PURINE REPRESSOR. JRNL REF BIOCHEMISTRY V. 41 511 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 11781089 JRNL DOI 10.1021/BI0156660 REMARK 2 REMARK 2 RESOLUTION. 2.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 78925 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.219 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 78925 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2654 REMARK 3 NUCLEIC ACID ATOMS : 346 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 116 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.016 ; 2.600 ; 3109 REMARK 3 BOND ANGLES (DEGREES) : 1.655 ; 3.500 ; 4262 REMARK 3 TORSION ANGLES (DEGREES) : 20.700; 0.000 ; 1758 REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : 0.006 ; 12.500; 67 REMARK 3 GENERAL PLANES (A) : 0.006 ; 12.400; 415 REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : 4.604 ; 7.500 ; 3090 REMARK 3 NON-BONDED CONTACTS (A) : 0.039 ; 37.000; 357 REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : ENGH & HUBER REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : ISOTROPIC REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1JH9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUN-01. REMARK 100 THE DEPOSITION ID IS D_1000013770. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUL-98 REMARK 200 TEMPERATURE (KELVIN) : 90 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : HORIZONTAL FOCUS SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22093 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.550 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.11200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 4.8900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.61 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.52400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: TNT REMARK 200 STARTING MODEL: 1PNR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, AMMONIUM SULFATE, AMMONIUM REMARK 280 PHOSPHATE, COBALT HEXAMMINE, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 40.32000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.32000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 87.69000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 46.30500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 87.69000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 46.30500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 40.32000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 87.69000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 46.30500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.32000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 87.69000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 46.30500 REMARK 290 SMTRY3 8 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 APPLY THE FOLLOWING TO CHAINS: B, 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 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 ARG A 341 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 847 O HOH A 847 4555 2.12 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 DA B 704 C3' - C2' - C1' ANGL. DEV. = -5.3 DEGREES REMARK 500 DA B 704 O4' - C1' - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 ILE A 216 CG1 - CB - CG2 ANGL. DEV. = -18.8 DEGREES REMARK 500 ASP A 220 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 340 NE - CZ - NH2 ANGL. DEV. = 3.7 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 HIS A 58 153.06 179.96 REMARK 500 ALA A 66 -166.45 -69.00 REMARK 500 THR A 67 -56.67 -121.78 REMARK 500 LYS A 88 35.35 -96.78 REMARK 500 SER A 124 -55.84 72.11 REMARK 500 GLU A 149 -123.67 -107.93 REMARK 500 ASP A 153 -5.00 -169.74 REMARK 500 ARG A 179 -10.56 -149.42 REMARK 500 LEU A 188 1.26 -68.35 REMARK 500 ASP A 275 -44.97 121.49 REMARK 500 ASN A 276 60.14 66.10 REMARK 500 ILE A 309 -75.07 -71.18 REMARK 500 VAL A 310 -70.75 -56.17 REMARK 500 ASN A 311 8.54 -65.79 REMARK 500 LYS A 312 26.40 42.62 REMARK 500 ARG A 313 156.97 -48.91 REMARK 500 ARG A 328 -121.82 -114.75 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 PO4 A 799 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 800 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HPA A 599 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1PNR RELATED DB: PDB REMARK 900 PURINE REPRESSOR-HYPOXANTHINE-PURF-OPERATOR COMPLEX REMARK 900 RELATED ID: 1QPZ RELATED DB: PDB REMARK 900 PURINE REPRESSOR-HYPOXANTHINE-PALINDROMIC OPERATOR COMPLEX REMARK 900 RELATED ID: 1JFS RELATED DB: PDB REMARK 900 PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX (W147F) REMARK 900 RELATED ID: 1JFT RELATED DB: PDB REMARK 900 PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX (W147A) REMARK 900 RELATED ID: 1JHZ RELATED DB: PDB REMARK 900 PURINE REPRESSOR MUTANT COREPRESSOR BINDING DOMAIN STRUCTURE DBREF 1JH9 A 2 341 UNP P0ACP7 PURR_ECOLI 1 340 DBREF 1JH9 B 699 715 PDB 1JH9 1JH9 699 715 SEQADV 1JH9 ARG A 147 UNP P0ACP7 TRP 146 ENGINEERED MUTATION SEQRES 1 B 17 DA DA DC DG DA DA DA DA DC DG DT DT DT SEQRES 2 B 17 DT DC DG DT SEQRES 1 A 340 ALA THR ILE LYS ASP VAL ALA LYS ARG ALA ASN VAL SER SEQRES 2 A 340 THR THR THR VAL SER HIS VAL ILE ASN LYS THR ARG PHE SEQRES 3 A 340 VAL ALA GLU GLU THR ARG ASN ALA VAL TRP ALA ALA ILE SEQRES 4 A 340 LYS GLU LEU HIS TYR SER PRO SER ALA VAL ALA ARG SER SEQRES 5 A 340 LEU LYS VAL ASN HIS THR LYS SER ILE GLY LEU LEU ALA SEQRES 6 A 340 THR SER SER GLU ALA ALA TYR PHE ALA GLU ILE ILE GLU SEQRES 7 A 340 ALA VAL GLU LYS ASN CYS PHE GLN LYS GLY TYR THR LEU SEQRES 8 A 340 ILE LEU GLY ASN ALA TRP ASN ASN LEU GLU LYS GLN ARG SEQRES 9 A 340 ALA TYR LEU SER MET MET ALA GLN LYS ARG VAL ASP GLY SEQRES 10 A 340 LEU LEU VAL MET CYS SER GLU TYR PRO GLU PRO LEU LEU SEQRES 11 A 340 ALA MET LEU GLU GLU TYR ARG HIS ILE PRO MET VAL VAL SEQRES 12 A 340 MET ASP ARG GLY GLU ALA LYS ALA ASP PHE THR ASP ALA SEQRES 13 A 340 VAL ILE ASP ASN ALA PHE GLU GLY GLY TYR MET ALA GLY SEQRES 14 A 340 ARG TYR LEU ILE GLU ARG GLY HIS ARG GLU ILE GLY VAL SEQRES 15 A 340 ILE PRO GLY PRO LEU GLU ARG ASN THR GLY ALA GLY ARG SEQRES 16 A 340 LEU ALA GLY PHE MET LYS ALA MET GLU GLU ALA MET ILE SEQRES 17 A 340 LYS VAL PRO GLU SER TRP ILE VAL GLN GLY ASP PHE GLU SEQRES 18 A 340 PRO GLU SER GLY TYR ARG ALA MET GLN GLN ILE LEU SER SEQRES 19 A 340 GLN PRO HIS ARG PRO THR ALA VAL PHE CYS GLY GLY ASP SEQRES 20 A 340 ILE MET ALA MET GLY ALA LEU CYS ALA ALA ASP GLU MET SEQRES 21 A 340 GLY LEU ARG VAL PRO GLN ASP VAL SER LEU ILE GLY TYR SEQRES 22 A 340 ASP ASN VAL ARG ASN ALA ARG TYR PHE THR PRO ALA LEU SEQRES 23 A 340 THR THR ILE HIS GLN PRO LYS ASP SER LEU GLY GLU THR SEQRES 24 A 340 ALA PHE ASN MET LEU LEU ASP ARG ILE VAL ASN LYS ARG SEQRES 25 A 340 GLU GLU PRO GLN SER ILE GLU VAL HIS PRO ARG LEU ILE SEQRES 26 A 340 GLU ARG ARG SER VAL ALA ASP GLY PRO PHE ARG ASP TYR SEQRES 27 A 340 ARG ARG HET PO4 A 799 5 HET PO4 A 800 5 HET HPA A 599 10 HETNAM PO4 PHOSPHATE ION HETNAM HPA HYPOXANTHINE FORMUL 3 PO4 2(O4 P 3-) FORMUL 5 HPA C5 H4 N4 O FORMUL 6 HOH *116(H2 O) HELIX 1 1 THR A 3 ASN A 12 1 10 HELIX 2 2 SER A 14 ASN A 23 1 10 HELIX 3 3 ALA A 29 HIS A 44 1 16 HELIX 4 4 SER A 48 ASN A 57 1 10 HELIX 5 5 ALA A 71 LYS A 88 1 18 HELIX 6 6 ASN A 100 LYS A 114 1 15 HELIX 7 7 PRO A 127 TYR A 137 1 11 HELIX 8 8 ARG A 138 ILE A 140 5 3 HELIX 9 9 ALA A 162 ARG A 176 1 15 HELIX 10 10 ARG A 190 ALA A 207 1 18 HELIX 11 11 PRO A 212 TRP A 215 5 4 HELIX 12 12 GLU A 222 LEU A 234 1 13 HELIX 13 13 GLY A 247 MET A 261 1 15 HELIX 14 14 ASN A 279 PHE A 283 5 5 HELIX 15 15 LYS A 294 ASN A 311 1 18 SHEET 1 A 6 THR A 91 LEU A 94 0 SHEET 2 A 6 SER A 61 LEU A 65 1 N ILE A 62 O THR A 91 SHEET 3 A 6 GLY A 118 VAL A 121 1 O GLY A 118 N GLY A 63 SHEET 4 A 6 MET A 142 VAL A 144 1 O VAL A 143 N VAL A 121 SHEET 5 A 6 ASP A 156 ILE A 159 1 O ASP A 156 N VAL A 144 SHEET 6 A 6 SER A 318 GLU A 320 1 O ILE A 319 N ILE A 159 SHEET 1 B 5 ILE A 181 ILE A 184 0 SHEET 2 B 5 ALA A 242 CYS A 245 1 O ALA A 242 N GLY A 182 SHEET 3 B 5 SER A 270 ASP A 275 1 O SER A 270 N VAL A 243 SHEET 4 B 5 THR A 288 HIS A 291 1 O THR A 288 N GLY A 273 SHEET 5 B 5 ARG A 324 ILE A 326 -1 O ARG A 324 N HIS A 291 CISPEP 1 VAL A 265 PRO A 266 0 1.99 CISPEP 2 THR A 284 PRO A 285 0 0.73 SITE 1 AC1 6 HIS A 291 GLN A 292 PRO A 293 LYS A 294 SITE 2 AC1 6 ASP A 295 SER A 296 SITE 1 AC2 4 ARG A 52 HIS A 58 LYS A 60 HOH A 880 SITE 1 AC3 9 TYR A 73 PHE A 74 ARG A 190 THR A 192 SITE 2 AC3 9 ARG A 196 PHE A 221 ASP A 275 HOH A 808 SITE 3 AC3 9 HOH A 832 CRYST1 175.380 92.610 80.640 90.00 90.00 90.00 C 2 2 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 0.005702 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010798 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012401 0.00000