HEADER DNA INTEGRATION 19-JUN-98 1BIU TITLE HIV-1 INTEGRASE CORE DOMAIN COMPLEXED WITH MG++ COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIV-1 INTEGRASE; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: CORE DOMAIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 3 ORGANISM_TAXID: 11676; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VARIANT: DE3; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS DNA INTEGRATION, INTEGRASE, HIV, HYDROLASE, ASPARTYL PROTEASE, KEYWDS 2 ENDONUCLEASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.GOLDGUR,F.DYDA,A.B.HICKMAN,T.M.JENKINS,R.CRAIGIE,D.R.DAVIES REVDAT 5 02-AUG-23 1BIU 1 REMARK REVDAT 4 03-NOV-21 1BIU 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 1BIU 1 VERSN REVDAT 2 16-SEP-98 1BIU 3 ATOM SOURCE COMPND REMARK REVDAT 2 2 3 HETATM KEYWDS CONECT LINK REVDAT 1 19-AUG-98 1BIU 0 JRNL AUTH Y.GOLDGUR,F.DYDA,A.B.HICKMAN,T.M.JENKINS,R.CRAIGIE, JRNL AUTH 2 D.R.DAVIES JRNL TITL THREE NEW STRUCTURES OF THE CORE DOMAIN OF HIV-1 INTEGRASE: JRNL TITL 2 AN ACTIVE SITE THAT BINDS MAGNESIUM. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 9150 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9689049 JRNL DOI 10.1073/PNAS.95.16.9150 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH F.DYDA,A.B.HICKMAN,T.M.JENKINS,A.ENGELMAN,R.CRAIGIE, REMARK 1 AUTH 2 D.R.DAVIES REMARK 1 TITL CRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF HIV-1 REMARK 1 TITL 2 INTEGRASE: SIMILARITY TO OTHER POLYNUCLEOTIDYL TRANSFERASES REMARK 1 REF SCIENCE V. 266 1981 1994 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 16182 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) : 0.198 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 786 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.54 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 501 REMARK 3 BIN R VALUE (WORKING SET) : 0.3027 REMARK 3 BIN FREE R VALUE : 0.4100 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 28 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.072 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3354 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 274 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.874 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.161 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 NCS MODEL : RESTRAINT 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 2 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BIU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171809. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NOV-97 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : 7.0 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20883 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.8 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.02800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.02 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.10600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1ITG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 30% PEG REMARK 280 4000, 100 MM HEPES, PH 7.0, 5 MM DTT, 5 MM MGCL2 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 38.11000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.45500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 38.11000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 23.45500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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 GLY A 47 REMARK 465 SER A 48 REMARK 465 HIS A 49 REMARK 465 MET A 50 REMARK 465 HIS A 51 REMARK 465 GLY A 52 REMARK 465 GLN A 53 REMARK 465 VAL A 54 REMARK 465 ASP A 55 REMARK 465 ILE A 141 REMARK 465 PRO A 142 REMARK 465 TYR A 143 REMARK 465 ASN A 144 REMARK 465 PRO A 145 REMARK 465 GLN A 146 REMARK 465 SER A 147 REMARK 465 THR A 210 REMARK 465 LYS A 211 REMARK 465 GLU A 212 REMARK 465 GLY B 47 REMARK 465 SER B 48 REMARK 465 HIS B 49 REMARK 465 MET B 50 REMARK 465 HIS B 51 REMARK 465 GLY B 52 REMARK 465 GLN B 53 REMARK 465 VAL B 54 REMARK 465 ASP B 55 REMARK 465 ILE B 141 REMARK 465 PRO B 142 REMARK 465 TYR B 143 REMARK 465 ASN B 144 REMARK 465 PRO B 145 REMARK 465 GLN B 146 REMARK 465 SER B 147 REMARK 465 GLN B 148 REMARK 465 THR B 210 REMARK 465 LYS B 211 REMARK 465 GLU B 212 REMARK 465 GLY C 47 REMARK 465 SER C 48 REMARK 465 HIS C 49 REMARK 465 MET C 50 REMARK 465 HIS C 51 REMARK 465 GLY C 52 REMARK 465 GLN C 53 REMARK 465 VAL C 54 REMARK 465 ASP C 55 REMARK 465 ILE C 141 REMARK 465 PRO C 142 REMARK 465 TYR C 143 REMARK 465 ASN C 144 REMARK 465 PRO C 145 REMARK 465 GLN C 146 REMARK 465 SER C 147 REMARK 465 GLN C 148 REMARK 465 THR C 210 REMARK 465 LYS C 211 REMARK 465 GLU C 212 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HZ2 LYS C 159 H1 HOH C 1528 1.32 REMARK 500 O HOH A 1303 H2 HOH A 1324 1.56 REMARK 500 H1 HOH A 1266 O HOH B 1410 1.59 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 ALA A 80 -9.15 -59.63 REMARK 500 VAL B 150 -66.44 86.15 REMARK 500 LYS B 188 15.83 -162.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1244 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 65 O REMARK 620 2 HOH A1279 O 78.1 REMARK 620 3 HOH A1283 O 95.7 121.2 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B1399 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 64 OD1 REMARK 620 2 ASP B 116 OD2 83.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C1437 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 64 OD1 REMARK 620 2 ASP C 116 OD2 79.7 REMARK 620 3 HOH C1484 O 101.9 152.6 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 1244 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1399 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG C 1437 DBREF 1BIU A 47 212 UNP P12497 POL_HV1N5 762 927 DBREF 1BIU B 47 212 UNP P12497 POL_HV1N5 762 927 DBREF 1BIU C 47 212 UNP P12497 POL_HV1N5 762 927 SEQADV 1BIU SER A 48 UNP P12497 GLU 763 CONFLICT SEQADV 1BIU HIS A 49 UNP P12497 ALA 764 CONFLICT SEQADV 1BIU GLU A 131 UNP P12497 TRP 846 ENGINEERED MUTATION SEQADV 1BIU GLY A 133 UNP P12497 ALA 848 CONFLICT SEQADV 1BIU LYS A 185 UNP P12497 PHE 900 ENGINEERED MUTATION SEQADV 1BIU SER B 48 UNP P12497 GLU 763 CONFLICT SEQADV 1BIU HIS B 49 UNP P12497 ALA 764 CONFLICT SEQADV 1BIU GLU B 131 UNP P12497 TRP 846 ENGINEERED MUTATION SEQADV 1BIU GLY B 133 UNP P12497 ALA 848 CONFLICT SEQADV 1BIU LYS B 185 UNP P12497 PHE 900 ENGINEERED MUTATION SEQADV 1BIU SER C 48 UNP P12497 GLU 763 CONFLICT SEQADV 1BIU HIS C 49 UNP P12497 ALA 764 CONFLICT SEQADV 1BIU GLU C 131 UNP P12497 TRP 846 ENGINEERED MUTATION SEQADV 1BIU GLY C 133 UNP P12497 ALA 848 CONFLICT SEQADV 1BIU LYS C 185 UNP P12497 PHE 900 ENGINEERED MUTATION SEQRES 1 A 166 GLY SER HIS MET HIS GLY GLN VAL ASP CYS SER PRO GLY SEQRES 2 A 166 ILE TRP GLN LEU ASP CYS THR HIS LEU GLU GLY LYS VAL SEQRES 3 A 166 ILE LEU VAL ALA VAL HIS VAL ALA SER GLY TYR ILE GLU SEQRES 4 A 166 ALA GLU VAL ILE PRO ALA GLU THR GLY GLN GLU THR ALA SEQRES 5 A 166 TYR PHE LEU LEU LYS LEU ALA GLY ARG TRP PRO VAL LYS SEQRES 6 A 166 THR VAL HIS THR ASP ASN GLY SER ASN PHE THR SER THR SEQRES 7 A 166 THR VAL LYS ALA ALA CYS GLU TRP GLY GLY ILE LYS GLN SEQRES 8 A 166 GLU PHE GLY ILE PRO TYR ASN PRO GLN SER GLN GLY VAL SEQRES 9 A 166 ILE GLU SER MET ASN LYS GLU LEU LYS LYS ILE ILE GLY SEQRES 10 A 166 GLN VAL ARG ASP GLN ALA GLU HIS LEU LYS THR ALA VAL SEQRES 11 A 166 GLN MET ALA VAL PHE ILE HIS ASN LYS LYS ARG LYS GLY SEQRES 12 A 166 GLY ILE GLY GLY TYR SER ALA GLY GLU ARG ILE VAL ASP SEQRES 13 A 166 ILE ILE ALA THR ASP ILE GLN THR LYS GLU SEQRES 1 B 166 GLY SER HIS MET HIS GLY GLN VAL ASP CYS SER PRO GLY SEQRES 2 B 166 ILE TRP GLN LEU ASP CYS THR HIS LEU GLU GLY LYS VAL SEQRES 3 B 166 ILE LEU VAL ALA VAL HIS VAL ALA SER GLY TYR ILE GLU SEQRES 4 B 166 ALA GLU VAL ILE PRO ALA GLU THR GLY GLN GLU THR ALA SEQRES 5 B 166 TYR PHE LEU LEU LYS LEU ALA GLY ARG TRP PRO VAL LYS SEQRES 6 B 166 THR VAL HIS THR ASP ASN GLY SER ASN PHE THR SER THR SEQRES 7 B 166 THR VAL LYS ALA ALA CYS GLU TRP GLY GLY ILE LYS GLN SEQRES 8 B 166 GLU PHE GLY ILE PRO TYR ASN PRO GLN SER GLN GLY VAL SEQRES 9 B 166 ILE GLU SER MET ASN LYS GLU LEU LYS LYS ILE ILE GLY SEQRES 10 B 166 GLN VAL ARG ASP GLN ALA GLU HIS LEU LYS THR ALA VAL SEQRES 11 B 166 GLN MET ALA VAL PHE ILE HIS ASN LYS LYS ARG LYS GLY SEQRES 12 B 166 GLY ILE GLY GLY TYR SER ALA GLY GLU ARG ILE VAL ASP SEQRES 13 B 166 ILE ILE ALA THR ASP ILE GLN THR LYS GLU SEQRES 1 C 166 GLY SER HIS MET HIS GLY GLN VAL ASP CYS SER PRO GLY SEQRES 2 C 166 ILE TRP GLN LEU ASP CYS THR HIS LEU GLU GLY LYS VAL SEQRES 3 C 166 ILE LEU VAL ALA VAL HIS VAL ALA SER GLY TYR ILE GLU SEQRES 4 C 166 ALA GLU VAL ILE PRO ALA GLU THR GLY GLN GLU THR ALA SEQRES 5 C 166 TYR PHE LEU LEU LYS LEU ALA GLY ARG TRP PRO VAL LYS SEQRES 6 C 166 THR VAL HIS THR ASP ASN GLY SER ASN PHE THR SER THR SEQRES 7 C 166 THR VAL LYS ALA ALA CYS GLU TRP GLY GLY ILE LYS GLN SEQRES 8 C 166 GLU PHE GLY ILE PRO TYR ASN PRO GLN SER GLN GLY VAL SEQRES 9 C 166 ILE GLU SER MET ASN LYS GLU LEU LYS LYS ILE ILE GLY SEQRES 10 C 166 GLN VAL ARG ASP GLN ALA GLU HIS LEU LYS THR ALA VAL SEQRES 11 C 166 GLN MET ALA VAL PHE ILE HIS ASN LYS LYS ARG LYS GLY SEQRES 12 C 166 GLY ILE GLY GLY TYR SER ALA GLY GLU ARG ILE VAL ASP SEQRES 13 C 166 ILE ILE ALA THR ASP ILE GLN THR LYS GLU HET MG A1244 1 HET MG B1399 1 HET MG C1437 1 HETNAM MG MAGNESIUM ION FORMUL 4 MG 3(MG 2+) FORMUL 7 HOH *274(H2 O) HELIX 1 1 SER A 57 GLY A 59 5 3 HELIX 2 2 GLY A 94 ARG A 107 1 14 HELIX 3 3 SER A 119 THR A 122 1 4 HELIX 4 4 THR A 124 GLY A 133 1 10 HELIX 5 5 GLY A 149 GLN A 168 1 20 HELIX 6 6 LEU A 172 LYS A 185 1 14 HELIX 7 7 LYS A 188 GLY A 190 5 3 HELIX 8 8 ALA A 196 ASP A 207 1 12 HELIX 9 9 SER B 57 GLY B 59 5 3 HELIX 10 10 GLY B 94 ARG B 107 1 14 HELIX 11 11 SER B 119 THR B 122 1 4 HELIX 12 12 THR B 124 GLY B 133 1 10 HELIX 13 13 ILE B 151 GLN B 168 1 18 HELIX 14 14 LEU B 172 LYS B 185 1 14 HELIX 15 15 ALA B 196 ASP B 207 1 12 HELIX 16 16 SER C 57 GLY C 59 5 3 HELIX 17 17 GLY C 94 ARG C 107 1 14 HELIX 18 18 SER C 119 THR C 122 1 4 HELIX 19 19 THR C 124 GLY C 133 1 10 HELIX 20 20 VAL C 150 GLN C 168 1 19 HELIX 21 21 LEU C 172 LYS C 185 1 14 HELIX 22 22 LYS C 188 GLY C 190 5 3 HELIX 23 23 ALA C 196 ASP C 207 1 12 SHEET 1 A 5 TYR A 83 ILE A 89 0 SHEET 2 A 5 LYS A 71 HIS A 78 -1 N HIS A 78 O TYR A 83 SHEET 3 A 5 ILE A 60 LEU A 68 -1 N LEU A 68 O LYS A 71 SHEET 4 A 5 THR A 112 THR A 115 1 N THR A 112 O TRP A 61 SHEET 5 A 5 LYS A 136 PHE A 139 1 N LYS A 136 O VAL A 113 SHEET 1 B 5 TYR B 83 ILE B 89 0 SHEET 2 B 5 LYS B 71 HIS B 78 -1 N HIS B 78 O TYR B 83 SHEET 3 B 5 ILE B 60 LEU B 68 -1 N LEU B 68 O LYS B 71 SHEET 4 B 5 THR B 112 THR B 115 1 N THR B 112 O TRP B 61 SHEET 5 B 5 LYS B 136 PHE B 139 1 N LYS B 136 O VAL B 113 SHEET 1 C 5 TYR C 83 ILE C 89 0 SHEET 2 C 5 LYS C 71 HIS C 78 -1 N HIS C 78 O TYR C 83 SHEET 3 C 5 ILE C 60 LEU C 68 -1 N LEU C 68 O LYS C 71 SHEET 4 C 5 THR C 112 THR C 115 1 N THR C 112 O TRP C 61 SHEET 5 C 5 LYS C 136 PHE C 139 1 N LYS C 136 O VAL C 113 LINK O CYS A 65 MG MG A1244 1555 1555 2.80 LINK MG MG A1244 O HOH A1279 1555 1555 1.57 LINK MG MG A1244 O HOH A1283 1555 1555 1.63 LINK OD1 ASP B 64 MG MG B1399 1555 1555 2.31 LINK OD2 ASP B 116 MG MG B1399 1555 1555 2.10 LINK OD1 ASP C 64 MG MG C1437 1555 1555 2.32 LINK OD2 ASP C 116 MG MG C1437 1555 1555 2.30 LINK MG MG C1437 O HOH C1484 1555 1555 1.53 SITE 1 AC1 4 ASP A 64 CYS A 65 HOH A1279 HOH A1283 SITE 1 AC2 2 ASP B 64 ASP B 116 SITE 1 AC3 3 ASP C 64 ASP C 116 HOH C1484 CRYST1 76.220 46.910 140.270 90.00 105.13 90.00 C 1 2 1 12 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 0.013120 0.000000 0.003547 0.00000 SCALE2 0.000000 0.021317 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007385 0.00000 MTRIX1 1 0.583453 0.751626 -0.307637 -9.45990 1 MTRIX2 1 0.754648 -0.641738 -0.136672 54.04200 1 MTRIX3 1 -0.300149 -0.152416 -0.941637 84.43670 1 MTRIX1 2 -0.452323 0.885413 -0.106991 -21.72750 1 MTRIX2 2 0.884838 0.430506 -0.178116 19.11550 1 MTRIX3 2 -0.111646 -0.175236 -0.978176 45.37590 1