HEADER TRANSCRIPTION/DNA 01-JUN-99 1QPZ TITLE PURINE REPRESSOR-HYPOXANTHINE-PALINDROMIC OPERATOR COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*TP*AP*CP*GP*CP*AP*AP*AP*CP*GP*TP*TP*TP*GP*CP*GP*T)-3'); COMPND 4 CHAIN: M; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PROTEIN (PURINE NUCLEOTIDE SYNTHESIS REPRESSOR); COMPND 8 CHAIN: A; COMPND 9 SYNONYM: PURA; COMPND 10 ENGINEERED: 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_VECTOR: PET24A; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PDNA100\:K55A; SOURCE 13 EXPRESSION_SYSTEM_GENE: PURR KEYWDS TRANSCRIPTION REGULATION, DNA-BINDING, REPRESSOR, PURINE KEYWDS 2 BIOSYNTHESIS, COMPLEX (DNA-BINDING PROTEIN-DNA), TRANSCRIPTION-DNA KEYWDS 3 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.GLASFELD,A.N.KOEHLER,M.A.SCHUMACHER,R.G.BRENNAN REVDAT 8 14-FEB-24 1QPZ 1 REMARK REVDAT 7 04-OCT-17 1QPZ 1 REMARK REVDAT 6 13-JUL-11 1QPZ 1 HELIX REMARK SHEET REVDAT 5 24-FEB-09 1QPZ 1 VERSN REVDAT 4 27-NOV-00 1QPZ 5 REVDAT 3 14-JUN-00 1QPZ 1 DBREF HEADER REVDAT 2 20-DEC-99 1QPZ 1 JRNL REVDAT 1 07-JUN-99 1QPZ 0 JRNL AUTH A.GLASFELD,A.N.KOEHLER,M.A.SCHUMACHER,R.G.BRENNAN JRNL TITL THE ROLE OF LYSINE 55 IN DETERMINING THE SPECIFICITY OF THE JRNL TITL 2 PURINE REPRESSOR FOR ITS OPERATORS THROUGH MINOR GROOVE JRNL TITL 3 INTERACTIONS. JRNL REF J.MOL.BIOL. V. 291 347 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10438625 JRNL DOI 10.1006/JMBI.1999.2946 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.A.SCHUMACHER,K.Y.CHOI,H.ZALKIN,R.G.BRENNAN REMARK 1 TITL CRYSTAL STRUCTURE OF LACI MEMBER, PURR, BOUND TO DNA: MINOR REMARK 1 TITL 2 GROOVE BINDING BY ALPHA HELICES REMARK 1 REF SCIENCE V. 266 763 1994 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 22368 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.183 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) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2657 REMARK 3 NUCLEIC ACID ATOMS : 345 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 92 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) : 0.012 ; 2.200 ; NULL REMARK 3 BOND ANGLES (DEGREES) : 1.500 ; 2.200 ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL 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 : DNA BASE GEOMETRIES TAKEN FROM CLOWNEY ET AL. REMARK 3 (1996) J. AM. CHEM. SOC., VOL. 118, PP. 509- REMARK 3 518. SUGAR PHOSPHATE GEOMETRIES TAKEN FROM REMARK 3 GELBIN ET AL. (1996) J. AM. CHEM. SOC., VOL. REMARK 3 118, PP. 519-529. REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QPZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000009128. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUL-96 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU 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 : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROCOR REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22368 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07970 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.3200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: 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 (%): 68.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 40.82000 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 40.82000 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 88.17000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.59000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 88.17000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.59000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 40.82000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 88.17000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.59000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.82000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 88.17000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.59000 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: M, 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 OP2 DT M 715 NH2 ARG A 337 5445 1.92 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 58 144.33 -178.08 REMARK 500 MET A 122 71.33 -150.30 REMARK 500 SER A 124 -69.97 70.46 REMARK 500 ARG A 179 -9.15 -143.25 REMARK 500 PHE A 221 -4.25 79.12 REMARK 500 ASP A 275 -43.15 132.22 REMARK 500 ILE A 309 -88.11 -66.93 REMARK 500 ASN A 311 21.51 -79.25 REMARK 500 LYS A 312 39.93 33.81 REMARK 500 ARG A 328 -128.43 -124.97 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 HPA A 599 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BDH RELATED DB: PDB REMARK 900 RELATED ID: 1QP0 RELATED DB: PDB REMARK 900 RELATED ID: 1QP4 RELATED DB: PDB REMARK 900 RELATED ID: 1QP7 RELATED DB: PDB DBREF 1QPZ A 2 341 UNP P0ACP7 PURR_ECOLI 1 340 DBREF 1QPZ M 699 715 PDB 1QPZ 1QPZ 699 715 SEQRES 1 M 17 DT DA DC DG DC DA DA DA DC DG DT DT DT SEQRES 2 M 17 DG 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 TRP 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 HPA A 599 10 HETNAM HPA HYPOXANTHINE FORMUL 3 HPA C5 H4 N4 O FORMUL 4 HOH *92(H2 O) HELIX 1 1 THR A 3 ASN A 12 1 10 HELIX 2 2 SER A 14 LYS A 24 1 11 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 GLU A 136 1 10 HELIX 8 8 ASN A 161 ARG A 176 1 16 HELIX 9 9 ARG A 190 ALA A 207 1 18 HELIX 10 10 PRO A 212 ILE A 216 5 5 HELIX 11 11 GLU A 222 SER A 235 1 14 HELIX 12 12 GLY A 247 MET A 261 1 15 HELIX 13 13 ASN A 279 PHE A 283 5 5 HELIX 14 14 PRO A 293 ASN A 311 1 19 HELIX 15 15 PHE A 336 ARG A 340 5 5 SHEET 1 A 6 THR A 91 ASN A 96 0 SHEET 2 A 6 SER A 61 ALA A 66 1 N ILE A 62 O THR A 91 SHEET 3 A 6 GLY A 118 VAL A 121 1 O LEU A 120 N GLY A 63 SHEET 4 A 6 MET A 142 TRP A 147 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 PHE A 244 N GLY A 182 SHEET 3 B 5 SER A 270 ASP A 275 1 O ILE A 272 N CYS A 245 SHEET 4 B 5 THR A 288 HIS A 291 1 O ILE A 290 N ASP A 275 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 2.96 CISPEP 2 THR A 284 PRO A 285 0 0.55 SITE 1 AC1 10 TYR A 73 PHE A 74 ARG A 190 THR A 192 SITE 2 AC1 10 ARG A 196 PHE A 221 ASP A 275 HOH A 733 SITE 3 AC1 10 HOH A 745 HOH A 789 CRYST1 176.340 95.180 81.640 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 0.005671 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010506 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012249 0.00000