HEADER HYDROLASE/HYDROLASE INHIBITOR 19-SEP-08 3EL4 TITLE CRYSTAL STRUCTURE OF INHIBITOR SAQUINAVIR (SQV) COMPLEXED WITH THE TITLE 2 MULTIDRUG HIV-1 PROTEASE VARIANT L63P/V82T/I84V COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 491-589; COMPND 5 SYNONYM: RETROPEPSIN, PR; COMPND 6 EC: 3.4.23.16; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HIV-1 M:B_ARV2/SF2; SOURCE 3 ORGANISM_COMMON: HIV-1; SOURCE 4 ORGANISM_TAXID: 11685; SOURCE 5 STRAIN: HXB2; SOURCE 6 GENE: GAG-POL; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: TAP106; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PXC35 KEYWDS PROTEASE INHIBITOR, DRUG RESISTANCE, HIV PROTEASE, ENTROPY-ENTHALPY KEYWDS 2 COMPENSATION, AIDS, HYDROLASE-HYDROLASE INHIBITOR COMPLEX, PROTEASE EXPDTA X-RAY DIFFRACTION AUTHOR M.PRABU-JEYABALAN,N.KING,C.SCHIFFER REVDAT 8 13-MAR-24 3EL4 1 COMPND SOURCE REVDAT 7 30-AUG-23 3EL4 1 REMARK REVDAT 6 20-OCT-21 3EL4 1 COMPND REMARK SEQADV HETNAM REVDAT 6 2 1 HETSYN REVDAT 5 25-OCT-17 3EL4 1 REMARK REVDAT 4 17-OCT-12 3EL4 1 JRNL REVDAT 3 25-JUL-12 3EL4 1 JRNL REVDAT 2 13-JUL-11 3EL4 1 VERSN REVDAT 1 01-SEP-09 3EL4 0 JRNL AUTH N.M.KING,M.PRABU-JEYABALAN,R.M.BANDARANAYAKE,M.N.NALAM, JRNL AUTH 2 E.A.NALIVAIKA,A.OZEN,N.K.YILMAZ,C.A.SCHIFFER JRNL TITL EXTREME ENTROPY-ENTHALPY COMPENSATION IN A DRUG-RESISTANT JRNL TITL 2 VARIANT OF HIV-1 PROTEASE. JRNL REF ACS CHEM.BIOL. V. 7 1536 2012 JRNL REFN ISSN 1554-8929 JRNL PMID 22712830 JRNL DOI 10.1021/CB300191K REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.6 REMARK 3 NUMBER OF REFLECTIONS : 12325 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) : 0.190 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.500 REMARK 3 FREE R VALUE TEST SET COUNT : 1269 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 1488 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 57 REMARK 3 SOLVENT ATOMS : 93 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.03000 REMARK 3 B22 (A**2) : -1.07200 REMARK 3 B33 (A**2) : 0.04300 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) : 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.612 ; 3.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.280 ; 4.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.573 ; 4.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.721 ; 4.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 57.41 REMARK 3 REMARK 3 NCS MODEL : NULL 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 4 : SAQ.PARAM REMARK 3 PARAMETER FILE 5 : ACE.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3EL4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-OCT-08. REMARK 100 THE DEPOSITION ID IS D_1000049458. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 300 REMARK 200 PH : 6.2 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 : YALE MIRRORS REMARK 200 OPTICS : YALE MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12975 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.09900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.0910 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.50200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1F7A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 300K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 25.62650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.05300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.66100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 31.05300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.62650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.66100 REMARK 290 SMTRY3 4 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 300 REMARK: ONE DIMER (A, B IDENTIFIERS) AND ON SAQUINAVIR INHIBITOR IN REMARK 300 ONE ASYMMETRIC UNIT 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: 5340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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 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 7 CG CD CE NZ REMARK 470 GLN A 18 CG CD OE1 NE2 REMARK 470 LYS A 41 CG CD CE NZ REMARK 470 LYS B 20 CG CD CE NZ REMARK 470 LYS B 41 CG CD CE NZ REMARK 470 LYS B 43 CG CD CE NZ REMARK 470 LYS B 45 CG CD CE NZ 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 O ILE A 50 O HOH A 108 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE INHIBITOR ROC IS A HYDROXYETHYLAMINE CONTAINING REMARK 600 TRANSITION STATE MIMETIC. REMARK 630 REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE INHIBITOR REMARK 630 MOLECULE NAME: (2S)-N-[(2S,3R)-4-[(2S,3S,4AS,8AS)-3-(TERT- REMARK 630 BUTYLCARBAMOYL)-3,4,4A,5,6,7,8,8A-OCTAHYDRO-1H-ISOQUINOLIN-2-YL]-3- REMARK 630 HYDROXY-1 -PHENYL-BUTAN-2-YL]-2-(QUINOLIN-2-YLCARBONYLAMINO) REMARK 630 BUTANEDIAMIDE REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 630 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 630 REMARK 630 M RES C SSSEQI REMARK 630 ROC A 100 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: QNC ASN HP0 NTB REMARK 630 DETAILS: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ROC A 100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 504 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3EKP RELATED DB: PDB REMARK 900 RELATED ID: 3EKQ RELATED DB: PDB REMARK 900 RELATED ID: 3EKT RELATED DB: PDB REMARK 900 RELATED ID: 3EKV RELATED DB: PDB REMARK 900 RELATED ID: 3EKW RELATED DB: PDB REMARK 900 RELATED ID: 3EKX RELATED DB: PDB REMARK 900 RELATED ID: 3EKY RELATED DB: PDB REMARK 900 RELATED ID: 3EL0 RELATED DB: PDB REMARK 900 RELATED ID: 3EL5 RELATED DB: PDB REMARK 900 RELATED ID: 3EM3 RELATED DB: PDB REMARK 900 RELATED ID: 3EM4 RELATED DB: PDB REMARK 900 RELATED ID: 3EM6 RELATED DB: PDB DBREF 3EL4 A 1 99 UNP P03369 POL_HV1A2 491 589 DBREF 3EL4 B 1 99 UNP P03369 POL_HV1A2 491 589 SEQADV 3EL4 LYS A 7 UNP P03369 GLN 497 ENGINEERED MUTATION SEQADV 3EL4 ILE A 64 UNP P03369 VAL 554 ENGINEERED MUTATION SEQADV 3EL4 THR A 82 UNP P03369 VAL 572 ENGINEERED MUTATION SEQADV 3EL4 VAL A 84 UNP P03369 ILE 574 ENGINEERED MUTATION SEQADV 3EL4 LYS B 7 UNP P03369 GLN 497 ENGINEERED MUTATION SEQADV 3EL4 ILE B 64 UNP P03369 VAL 554 ENGINEERED MUTATION SEQADV 3EL4 THR B 82 UNP P03369 VAL 572 ENGINEERED MUTATION SEQADV 3EL4 VAL B 84 UNP P03369 ILE 574 ENGINEERED MUTATION SEQRES 1 A 99 PRO GLN ILE THR LEU TRP LYS ARG PRO LEU VAL THR ILE SEQRES 2 A 99 ARG ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 A 99 GLY ALA ASP ASP THR VAL LEU GLU GLU MET 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 ARG GLN TYR ASP GLN ILE PRO ILE GLU SEQRES 6 A 99 ILE CYS GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 A 99 PRO THR PRO THR ASN VAL ILE GLY ARG ASN LEU LEU THR SEQRES 8 A 99 GLN ILE GLY CYS THR LEU ASN PHE SEQRES 1 B 99 PRO GLN ILE THR LEU TRP LYS ARG PRO LEU VAL THR ILE SEQRES 2 B 99 ARG ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 B 99 GLY ALA ASP ASP THR VAL LEU GLU GLU MET 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 ARG GLN TYR ASP GLN ILE PRO ILE GLU SEQRES 6 B 99 ILE CYS GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 B 99 PRO THR PRO THR ASN VAL ILE GLY ARG ASN LEU LEU THR SEQRES 8 B 99 GLN ILE GLY CYS THR LEU ASN PHE HET ROC A 100 49 HET ACT B 503 4 HET ACT B 504 4 HETNAM ROC (2S)-N-[(2S,3R)-4-[(2S,3S,4AS,8AS)-3-(TERT- HETNAM 2 ROC BUTYLCARBAMOYL)-3,4,4A,5,6,7,8,8A-OCTAHYDRO-1H- HETNAM 3 ROC ISOQUINOLIN-2-YL]-3-HYDROXY-1 -PHENYL-BUTAN-2-YL]-2- HETNAM 4 ROC (QUINOLIN-2-YLCARBONYLAMINO)BUTANEDIAMIDE HETNAM ACT ACETATE ION HETSYN ROC FORTOVASE; SAQUINAVIR; RO 31-8959 FORMUL 3 ROC C38 H50 N6 O5 FORMUL 4 ACT 2(C2 H3 O2 1-) FORMUL 6 HOH *93(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 ILE A 3 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 HIS A 69 VAL A 77 -1 O HIS A 69 N ILE A 66 SHEET 4 B 8 VAL A 32 LEU A 33 1 N LEU A 33 O LEU A 76 SHEET 5 B 8 VAL A 84 ILE A 85 -1 O VAL A 84 N VAL A 32 SHEET 6 B 8 LEU A 19 LEU A 24 1 N LEU A 23 O ILE A 85 SHEET 7 B 8 LEU A 10 ILE A 15 -1 N ILE A 13 O LYS A 20 SHEET 8 B 8 GLY A 52 ILE A 66 -1 O GLU A 65 N ARG A 14 SHEET 1 C 8 LYS B 43 GLY B 49 0 SHEET 2 C 8 GLY B 52 ILE B 66 -1 O VAL B 56 N LYS B 45 SHEET 3 C 8 HIS B 69 VAL B 77 -1 O HIS B 69 N ILE B 66 SHEET 4 C 8 VAL B 32 LEU B 33 1 N LEU B 33 O LEU B 76 SHEET 5 C 8 VAL B 84 ILE B 85 -1 O VAL 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 GLY B 52 ILE B 66 -1 O GLU B 65 N ARG B 14 SITE 1 AC1 18 TRP A 6 ASP A 25 GLY A 27 ALA A 28 SITE 2 AC1 18 ASP A 29 ASP A 30 GLY A 48 ILE A 50 SITE 3 AC1 18 THR A 80 PRO A 81 THR A 82 HOH A 105 SITE 4 AC1 18 HOH A 109 ARG B 8 ASP B 25 GLY B 27 SITE 5 AC1 18 GLY B 48 ILE B 50 SITE 1 AC2 5 ARG A 14 GLY A 17 HOH A 153 ARG B 14 SITE 2 AC2 5 HOH B 535 SITE 1 AC3 4 PRO A 1 LYS A 55 HIS B 69 LYS B 70 CRYST1 51.253 59.322 62.106 90.00 90.00 90.00 P 21 21 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 0.019511 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016857 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016102 0.00000