HEADER DNA BINDING PROTEIN 06-NOV-09 3KKR TITLE CRYSTAL STRUCTURE OF CATALYTIC CORE DOMAIN OF BIV INTEGRASE IN CRYSTAL TITLE 2 FORM I COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTEGRASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC CORE DOMAIN; COMPND 5 SYNONYM: IN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOVINE IMMUNODEFICIENCY VIRUS; SOURCE 3 ORGANISM_COMMON: BIV; SOURCE 4 ORGANISM_TAXID: 417296; SOURCE 5 STRAIN: R29; SOURCE 6 GENE: GAG-POL; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET32A KEYWDS BETA-STRANDS FLANKED BY ALPHA-HELICES, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.SHEN REVDAT 4 01-NOV-23 3KKR 1 REMARK SEQADV REVDAT 3 28-MAR-12 3KKR 1 JRNL REVDAT 2 13-JUL-11 3KKR 1 VERSN REVDAT 1 22-SEP-10 3KKR 0 JRNL AUTH X.YAO,S.FANG,W.QIAO,Y.GENG,Y.SHEN JRNL TITL CRYSTAL STRUCTURES OF CATALYTIC CORE DOMAIN OF BIV JRNL TITL 2 INTEGRASE: IMPLICATIONS FOR THE INTERACTION BETWEEN JRNL TITL 3 INTEGRASE AND TARGET DNA JRNL REF PROTEIN CELL V. 1 363 2010 JRNL REFN ISSN 1674-800X JRNL PMID 21203948 JRNL DOI 10.1007/S13238-010-0047-5 REMARK 2 REMARK 2 RESOLUTION. 2.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.98 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.110 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 6749 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.850 REMARK 3 FREE R VALUE TEST SET COUNT : 327 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 20.9790 - 3.0885 0.99 3316 149 0.1885 0.2241 REMARK 3 2 2.5400 - 2.4527 0.99 3106 178 0.1996 0.2784 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.35 REMARK 3 B_SOL : 81.24 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.640 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 39.63 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.08 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.19700 REMARK 3 B22 (A**2) : 1.19700 REMARK 3 B33 (A**2) : -2.39400 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 1232 REMARK 3 ANGLE : 0.886 1667 REMARK 3 CHIRALITY : 0.057 188 REMARK 3 PLANARITY : 0.004 216 REMARK 3 DIHEDRAL : 17.701 428 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURE WAS REFINED ALSO WITH REMARK 3 CNS1.1 REMARK 4 REMARK 4 3KKR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-NOV-09. REMARK 100 THE DEPOSITION ID IS D_1000056114. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 7.5 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 MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS HTC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6827 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.450 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 13.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04600 REMARK 200 FOR THE DATA SET : 49.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 14.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.22500 REMARK 200 FOR SHELL : 14.60 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1BIS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.44 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, SODIUM NITRATE, PH REMARK 280 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 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 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 25.52850 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 41.16000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 41.16000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 12.76425 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 41.16000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 41.16000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 38.29275 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 41.16000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 41.16000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 12.76425 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 41.16000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 41.16000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 38.29275 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 25.52850 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2540 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13320 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 A 216 LIES ON A SPECIAL POSITION. 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 LYS A 70 CG CD CE NZ REMARK 470 ARG A 107 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ASN A 69 CA ASN A 69 C -0.181 REMARK 500 ASN A 69 C ASN A 69 O -0.115 REMARK 500 LYS A 70 CA LYS A 70 CB -0.243 REMARK 500 THR A 71 CB THR A 71 CG2 -0.202 REMARK 500 ARG A 107 N ARG A 107 CA -0.136 REMARK 500 ARG A 107 C ARG A 107 O -0.175 REMARK 500 ARG A 107 C TYR A 108 N 0.237 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 TYR A 108 C - N - CA ANGL. DEV. = -16.1 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 TRP A 68 -89.02 -113.61 REMARK 500 ASN A 69 -87.91 -71.17 REMARK 500 LYS A 70 19.29 -141.17 REMARK 500 SER A 115 -176.34 -172.07 REMARK 500 LYS A 206 -23.21 -176.75 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 NO3 A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3KKS RELATED DB: PDB DBREF 3KKR A 60 208 UNP P19560 POL_BIV29 1257 1405 SEQADV 3KKR GLY A 57 UNP P19560 EXPRESSION TAG SEQADV 3KKR SER A 58 UNP P19560 EXPRESSION TAG SEQADV 3KKR HIS A 59 UNP P19560 EXPRESSION TAG SEQRES 1 A 152 GLY SER HIS LEU TRP GLN MET ASP ASN THR HIS TRP ASN SEQRES 2 A 152 LYS THR ILE ILE TRP VAL ALA VAL GLU THR ASN SER GLY SEQRES 3 A 152 LEU VAL GLU ALA GLN VAL ILE PRO GLU GLU THR ALA LEU SEQRES 4 A 152 GLN VAL ALA LEU CYS ILE LEU GLN LEU ILE GLN ARG TYR SEQRES 5 A 152 THR VAL LEU HIS LEU HIS SER ASP ASN GLY PRO CYS PHE SEQRES 6 A 152 THR ALA HIS ARG ILE GLU ASN LEU CYS LYS TYR LEU GLY SEQRES 7 A 152 ILE THR LYS THR THR GLY ILE PRO TYR ASN PRO GLN SER SEQRES 8 A 152 GLN GLY VAL VAL GLU ARG ALA HIS ARG ASP LEU LYS ASP SEQRES 9 A 152 ARG LEU ALA ALA TYR GLN GLY ASP CYS GLU THR VAL GLU SEQRES 10 A 152 ALA ALA LEU SER LEU ALA LEU VAL SER LEU ASN LYS LYS SEQRES 11 A 152 ARG GLY GLY ILE GLY GLY HIS THR PRO TYR GLU ILE TYR SEQRES 12 A 152 LEU GLU SER GLU HIS THR LYS TYR GLN HET NO3 A 1 4 HET NO3 A 2 4 HET NO3 A 3 4 HET NO3 A 4 4 HET NO3 A 5 4 HETNAM NO3 NITRATE ION FORMUL 2 NO3 5(N O3 1-) FORMUL 7 HOH *122(H2 O) HELIX 1 1 THR A 93 TYR A 108 1 16 HELIX 2 2 GLY A 118 ALA A 123 1 6 HELIX 3 3 ALA A 123 LEU A 133 1 11 HELIX 4 4 ASN A 144 GLY A 167 1 24 HELIX 5 5 THR A 171 LYS A 186 1 16 HELIX 6 6 THR A 194 THR A 205 1 12 SHEET 1 A 5 LEU A 83 ILE A 89 0 SHEET 2 A 5 ILE A 72 GLU A 78 -1 N GLU A 78 O LEU A 83 SHEET 3 A 5 LEU A 60 HIS A 67 -1 N ASP A 64 O VAL A 75 SHEET 4 A 5 HIS A 112 SER A 115 1 O HIS A 114 N MET A 63 SHEET 5 A 5 THR A 136 THR A 139 1 O THR A 136 N LEU A 113 CISPEP 1 ILE A 141 PRO A 142 0 0.55 SITE 1 AC1 3 THR A 66 HIS A 67 LYS A 159 SITE 1 AC2 5 ASP A 116 ASN A 117 GLY A 140 ILE A 141 SITE 2 AC2 5 HOH A 309 SITE 1 AC3 4 THR A 136 LYS A 137 HOH A 210 HOH A 249 SITE 1 AC4 2 THR A 138 THR A 139 SITE 1 AC5 2 ARG A 161 HOH A 294 CRYST1 82.320 82.320 51.057 90.00 90.00 90.00 P 41 21 2 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 0.012148 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012148 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019586 0.00000