HEADER HYDROLASE 04-SEP-09 3IXO TITLE CRYSTAL STRUCTURE OF UNCOMPLEXED HIV_1 PROTEASE SUBTYPE A COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIV-1 PROTEASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: HIV-1 SUBTYPE A PROTEASE; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 3 ORGANISM_TAXID: 505184; SOURCE 4 STRAIN: SUBTYPE A; SOURCE 5 GENE: POL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 STAR DE3 PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET23A KEYWDS HIV-1 PROTEASE, SUBTYPE A, UNCOMPLEXED, ASPARTYL PROTEASE, HYDROLASE, KEYWDS 2 MULTIFUNCTIONAL ENZYME, NUCLEOTIDYLTRANSFERASE, PROTEASE, RNA- KEYWDS 3 DIRECTED DNA POLYMERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.ROBBINS,R.MCKENNA REVDAT 3 06-SEP-23 3IXO 1 SEQADV REVDAT 2 28-MAR-12 3IXO 1 JRNL VERSN REVDAT 1 02-MAR-10 3IXO 0 JRNL AUTH A.H.ROBBINS,R.M.COMAN,E.BRACHO-SANCHEZ,M.A.FERNANDEZ, JRNL AUTH 2 C.T.GILLILAND,M.LI,M.AGBANDJE-MCKENNA,A.WLODAWER,B.M.DUNN, JRNL AUTH 3 R.MCKENNA JRNL TITL STRUCTURE OF THE UNBOUND FORM OF HIV-1 SUBTYPE A PROTEASE: JRNL TITL 2 COMPARISON WITH UNBOUND FORMS OF PROTEASES FROM OTHER HIV JRNL TITL 3 SUBTYPES. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 66 233 2010 JRNL REFN ISSN 0907-4449 JRNL PMID 20179334 JRNL DOI 10.1107/S0907444909054298 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 91184.740 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.1 REMARK 3 NUMBER OF REFLECTIONS : 18760 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SHELLS REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 889 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.78 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3070 REMARK 3 BIN FREE R VALUE : 0.2980 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 93 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1510 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 107 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.49000 REMARK 3 B22 (A**2) : 0.49000 REMARK 3 B33 (A**2) : -0.99000 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.31 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.470 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.530 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.910 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.000 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 64.19 REMARK 3 REMARK 3 NCS MODEL : NONE 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3IXO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-SEP-09. REMARK 100 THE DEPOSITION ID IS D_1000054994. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-MAR-09 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18760 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 32.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.1 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : 0.08900 REMARK 200 FOR THE DATA SET : 12.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.50900 REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 2AQU REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.0 M NACL, 30 MM CITRATE, MIXED 1:1 REMARK 280 WITH PROTEIN, THEN MIX 0.25 PART ANAPOE 58 DETERGENT., PH 5.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.49000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 54.98000 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 41.23500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 68.72500 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 13.74500 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: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9930 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 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 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 CYS A 67 -128.33 61.86 REMARK 500 PRO A 79 13.64 -65.47 REMARK 500 THR A 80 151.97 -48.59 REMARK 500 GLU B 34 170.31 -57.23 REMARK 500 PRO B 79 92.74 -67.04 REMARK 500 REMARK 500 REMARK: NULL DBREF 3IXO A 1 99 UNP Q9WEZ1 Q9WEZ1_9HIV1 1 99 DBREF 3IXO B 1 99 UNP Q9WEZ1 Q9WEZ1_9HIV1 1 99 SEQADV 3IXO GLU A 35 UNP Q9WEZ1 ASP 35 VARIANT SEQADV 3IXO SER A 81 UNP Q9WEZ1 PRO 81 VARIANT SEQADV 3IXO GLU B 35 UNP Q9WEZ1 ASP 35 VARIANT SEQADV 3IXO SER B 81 UNP Q9WEZ1 PRO 81 VARIANT SEQRES 1 A 99 PRO GLN ILE THR LEU TRP GLN ARG PRO LEU VAL THR VAL SEQRES 2 A 99 LYS ILE GLY GLY GLN LEU ARG GLU ALA LEU LEU ASP THR SEQRES 3 A 99 GLY ALA ASP ASP THR VAL LEU GLU GLU ILE ASN LEU PRO SEQRES 4 A 99 GLY LYS TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY SEQRES 5 A 99 PHE ILE LYS VAL LYS GLN TYR ASP GLN ILE LEU ILE GLU SEQRES 6 A 99 ILE CYS GLY LYS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 A 99 PRO THR SER VAL ASN ILE ILE GLY ARG ASN MET LEU THR SEQRES 8 A 99 GLN ILE GLY CYS THR LEU ASN PHE SEQRES 1 B 99 PRO GLN ILE THR LEU TRP GLN ARG PRO LEU VAL THR VAL SEQRES 2 B 99 LYS ILE GLY GLY GLN LEU ARG GLU ALA LEU LEU ASP THR SEQRES 3 B 99 GLY ALA ASP ASP THR VAL LEU GLU GLU ILE ASN LEU PRO SEQRES 4 B 99 GLY LYS TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY SEQRES 5 B 99 PHE ILE LYS VAL LYS GLN TYR ASP GLN ILE LEU ILE GLU SEQRES 6 B 99 ILE CYS GLY LYS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 B 99 PRO THR SER VAL ASN ILE ILE GLY ARG ASN MET LEU THR SEQRES 8 B 99 GLN ILE GLY CYS THR LEU ASN PHE FORMUL 3 HOH *107(H2 O) HELIX 1 1 GLY A 86 THR A 91 1 6 HELIX 2 2 GLN A 92 GLY A 94 5 3 HELIX 3 3 GLY B 86 THR B 91 1 6 SHEET 1 A 4 GLN A 2 THR A 4 0 SHEET 2 A 4 THR B 96 ASN B 98 -1 O LEU B 97 N ILE A 3 SHEET 3 A 4 THR A 96 ASN A 98 -1 N THR A 96 O ASN B 98 SHEET 4 A 4 GLN B 2 ILE B 3 -1 O ILE B 3 N LEU A 97 SHEET 1 B 8 LYS A 43 GLY A 49 0 SHEET 2 B 8 GLY A 52 ILE A 66 -1 O VAL A 56 N LYS A 45 SHEET 3 B 8 LYS A 69 VAL A 77 -1 O ALA A 71 N ILE A 64 SHEET 4 B 8 VAL A 32 LEU A 33 1 N LEU A 33 O LEU A 76 SHEET 5 B 8 ILE A 84 ILE A 85 -1 O ILE A 84 N VAL A 32 SHEET 6 B 8 GLN A 18 LEU A 24 1 N LEU A 23 O ILE A 85 SHEET 7 B 8 LEU A 10 ILE A 15 -1 N VAL A 13 O ARG A 20 SHEET 8 B 8 GLY A 52 ILE A 66 -1 O GLU A 65 N LYS A 14 SHEET 1 C 8 LYS B 43 GLY B 48 0 SHEET 2 C 8 PHE B 53 ILE B 66 -1 O VAL B 56 N LYS B 45 SHEET 3 C 8 LYS B 69 VAL B 77 -1 O VAL B 77 N LYS B 57 SHEET 4 C 8 VAL B 32 LEU B 33 1 N LEU B 33 O LEU B 76 SHEET 5 C 8 ILE B 84 ILE B 85 -1 O ILE B 84 N VAL B 32 SHEET 6 C 8 GLN B 18 LEU B 24 1 N LEU B 23 O ILE B 85 SHEET 7 C 8 LEU B 10 ILE B 15 -1 N ILE B 15 O GLN B 18 SHEET 8 C 8 PHE B 53 ILE B 66 -1 O GLU B 65 N LYS B 14 CRYST1 62.207 62.207 82.470 90.00 90.00 120.00 P 61 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 0.016075 0.009281 0.000000 0.00000 SCALE2 0.000000 0.018562 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012126 0.00000