HEADER HYDROLASE/HYDROLASE INHIBITOR 06-MAY-08 3D1Y TITLE CRYSTAL STRUCTURE OF HIV-1 MUTANT I54V AND INHIBITOR SAQUINA COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIV-1 PROTEASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: RETROPEPSIN, PR; COMPND 5 EC: 3.4.23.16; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS TYPE 1; SOURCE 3 ORGANISM_COMMON: HIV-1; SOURCE 4 ORGANISM_TAXID: 11682; SOURCE 5 GENE: GAG-POL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI KEYWDS DRUG RESISTANCE, HIV-1, I54V, FLAP MUTANT, AIDS, ASPARTYL PROTEASE, KEYWDS 2 CAPSID MATURATION, CAPSID PROTEIN, PROTEASE, HYDROLASE-HYDROLASE KEYWDS 3 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR F.LIU,I.T.WEBER REVDAT 7 21-FEB-24 3D1Y 1 REMARK REVDAT 6 20-OCT-21 3D1Y 1 COMPND REMARK SEQADV HETNAM REVDAT 6 2 1 HETSYN REVDAT 5 13-JUL-11 3D1Y 1 VERSN REVDAT 4 24-FEB-09 3D1Y 1 VERSN REVDAT 3 29-JUL-08 3D1Y 1 JRNL REVDAT 2 15-JUL-08 3D1Y 1 JRNL REVDAT 1 27-MAY-08 3D1Y 0 JRNL AUTH F.LIU,A.Y.KOVALEVSKY,Y.TIE,A.K.GHOSH,R.W.HARRISON,I.T.WEBER JRNL TITL EFFECT OF FLAP MUTATIONS ON STRUCTURE OF HIV-1 PROTEASE AND JRNL TITL 2 INHIBITION BY SAQUINAVIR AND DARUNAVIR. JRNL REF J.MOL.BIOL. V. 381 102 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18597780 JRNL DOI 10.1016/J.JMB.2008.05.062 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.Y.KOVALEVSKY,F.LIU,S.LESHCHENKO,A.K.GHOSH,R.W.HARRISON, REMARK 1 AUTH 2 I.T.WEBER REMARK 1 TITL ULTRA-HIGH RESOLUTION CRYSTAL STRUCTURE OF HIV-1 PROTEASE REMARK 1 TITL 2 MUTANT REVEALS TWO BINDING SITES FOR CLINICAL INHIBITOR REMARK 1 TITL 3 TMC114 REMARK 1 REF J.MOL.BIOL. V. 365 901 2006 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 16962136 REMARK 1 DOI 10.1016/J.JMB.2006.08.007 REMARK 1 REFERENCE 2 REMARK 1 AUTH F.LIU,P.I.BOROSS,Y.F.WANG,J.TOZSER,J.M.LOUIS,R.W.HARRISON, REMARK 1 AUTH 2 I.T.WEBER REMARK 1 TITL KINETIC, STABILITY, AND STRUCTURAL CHANGES IN REMARK 1 TITL 2 HIGH-RESOLUTION CRYSTAL STRUCTURES OF HIV-1 PROTEASE WITH REMARK 1 TITL 3 DRUG-RESISTANT MUTATIONS L24I, I50V, AND G73S. REMARK 1 REF J.MOL.BIOL. V. 354 789 2005 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 16277992 REMARK 1 DOI 10.1016/J.JMB.2005.09.095 REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 82.5 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.149 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.174 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 5052 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 101144 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.138 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 4156 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 83460 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 : 52 REMARK 3 SOLVENT ATOMS : 223 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1782.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1614.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 17 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 16779 REMARK 3 NUMBER OF RESTRAINTS : 21249 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 ANGLE DISTANCES (A) : 0.033 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.029 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.085 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.096 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.084 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.006 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.056 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.090 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE R REMARK 3 (NO CUTOFF) REMARK 4 REMARK 4 3D1Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-MAY-08. REMARK 100 THE DEPOSITION ID IS D_1000047489. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-JUN-07 REMARK 200 TEMPERATURE (KELVIN) : 95.0 REMARK 200 PH : 5.4 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 : SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 83460 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 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 (%) : 82.5 REMARK 200 DATA REDUNDANCY : 8.300 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.09 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.5 REMARK 200 DATA REDUNDANCY IN SHELL : 1.80 REMARK 200 R MERGE FOR SHELL (I) : 0.42000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: AB INITIO REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE BUFFER, 1M NACL, PH REMARK 280 5.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 29.36000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.97000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.36000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.97000 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 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: 5470 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 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: 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 ARG A 8 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG A 57 CD - NE - CZ ANGL. DEV. = 22.2 DEGREES REMARK 500 ARG A 57 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 LYS B 107 CD - CE - NZ ANGL. DEV. = 15.0 DEGREES REMARK 500 ASP B 125 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 ARG B 141 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 ARG B 157 CD - NE - CZ ANGL. DEV. = 9.3 DEGREES REMARK 500 ARG B 157 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 ASP B 160 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 VAL B 182 C - N - CA ANGL. DEV. = 19.5 DEGREES REMARK 500 ARG B 187 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES 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 201 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 NA A 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ROC A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3CYW RELATED DB: PDB REMARK 900 MUTANT G48V COMPLEXED WITH DARUNAVIR AT 1.4A RESOLUTION REMARK 900 RELATED ID: 3CYX RELATED DB: PDB REMARK 900 MUTANT I50V AND INHIBITOR SAQUINAVIR AT 1.2 A RESOLUTION REMARK 900 RELATED ID: 3D1X RELATED DB: PDB REMARK 900 MUTANT I54M AND INHIBITOR SAQUINAVIR AT 1.05A REMARK 900 RELATED ID: 3D1Z RELATED DB: PDB REMARK 900 MUTANT I54M AND INHIBITOR DARUNAVIR AT 1.3A REMARK 900 RELATED ID: 3D20 RELATED DB: PDB REMARK 900 MUTANT I54V AND INHIBITOR DARUNAVIA AT 1.05A REMARK 999 REMARK 999 SEQUENCE REMARK 999 MUTATIONS Q7K, L33I, L63I, C67A, C95A, HAVE BEEN MADE REMARK 999 TO STABILIZE THE PROTEASE FROM AUTOPROTEOLYSIS, WHILE REMARK 999 RETAINING ACTIVITY SIMILAR TO WILD-TYPE HIV-1 PROTEASE DBREF 3D1Y A 1 99 UNP P04587 POL_HV1B5 501 599 DBREF 3D1Y B 101 199 UNP P04587 POL_HV1B5 501 599 SEQADV 3D1Y LYS A 7 UNP P04587 GLN 507 SEE REMARK 999 SEQADV 3D1Y ILE A 33 UNP P04587 LEU 533 SEE REMARK 999 SEQADV 3D1Y VAL A 54 UNP P04587 ILE 554 ENGINEERED MUTATION SEQADV 3D1Y ILE A 63 UNP P04587 LEU 563 SEE REMARK 999 SEQADV 3D1Y ALA A 67 UNP P04587 CYS 567 SEE REMARK 999 SEQADV 3D1Y ALA A 95 UNP P04587 CYS 595 SEE REMARK 999 SEQADV 3D1Y LYS B 107 UNP P04587 GLN 507 SEE REMARK 999 SEQADV 3D1Y ILE B 133 UNP P04587 LEU 533 SEE REMARK 999 SEQADV 3D1Y VAL B 154 UNP P04587 ILE 554 ENGINEERED MUTATION SEQADV 3D1Y ILE B 163 UNP P04587 LEU 563 SEE REMARK 999 SEQADV 3D1Y ALA B 167 UNP P04587 CYS 567 SEE REMARK 999 SEQADV 3D1Y ALA B 195 UNP P04587 CYS 595 SEE REMARK 999 SEQRES 1 A 99 PRO GLN ILE THR LEU TRP LYS ARG PRO LEU VAL THR ILE SEQRES 2 A 99 LYS ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 A 99 GLY ALA ASP ASP THR VAL ILE GLU GLU MET SER LEU PRO SEQRES 4 A 99 GLY ARG TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY SEQRES 5 A 99 PHE VAL LYS VAL ARG GLN TYR ASP GLN ILE ILE ILE GLU SEQRES 6 A 99 ILE ALA GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 A 99 PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 8 A 99 GLN ILE GLY ALA 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 LYS ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 B 99 GLY ALA ASP ASP THR VAL ILE GLU GLU MET SER LEU PRO SEQRES 4 B 99 GLY ARG TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY SEQRES 5 B 99 PHE VAL LYS VAL ARG GLN TYR ASP GLN ILE ILE ILE GLU SEQRES 6 B 99 ILE ALA GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 B 99 PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 8 B 99 GLN ILE GLY ALA THR LEU ASN PHE HET NA A 801 1 HET CL A 802 1 HET ROC A 201 49 HET CL B 803 1 HETNAM NA SODIUM ION HETNAM CL CHLORIDE ION 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 HETSYN ROC FORTOVASE; SAQUINAVIR; RO 31-8959 FORMUL 3 NA NA 1+ FORMUL 4 CL 2(CL 1-) FORMUL 5 ROC C38 H50 N6 O5 FORMUL 7 HOH *223(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 186 THR B 191 1 6 SHEET 1 A 4 GLN A 2 ILE A 3 0 SHEET 2 A 4 THR B 196 ASN B 198 -1 O LEU B 197 N ILE A 3 SHEET 3 A 4 THR A 96 ASN A 98 -1 N ASN A 98 O THR B 196 SHEET 4 A 4 GLN B 102 ILE B 103 -1 O ILE B 103 N LEU A 97 SHEET 1 B 8 TRP A 42 GLY A 49 0 SHEET 2 B 8 GLY A 52 ILE A 66 -1 O GLN A 58 N LYS A 43 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 ILE A 33 1 N ILE 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 ILE A 13 O LYS 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 143 GLY B 149 0 SHEET 2 C 8 GLY B 152 ILE B 166 -1 O GLN B 158 N LYS B 143 SHEET 3 C 8 HIS B 169 VAL B 177 -1 O VAL B 175 N TYR B 159 SHEET 4 C 8 VAL B 132 ILE B 133 1 N ILE B 133 O LEU B 176 SHEET 5 C 8 ILE B 184 ILE B 185 -1 O ILE B 184 N VAL B 132 SHEET 6 C 8 GLN B 118 LEU B 124 1 N LEU B 123 O ILE B 185 SHEET 7 C 8 LEU B 110 ILE B 115 -1 N ILE B 113 O LYS B 120 SHEET 8 C 8 GLY B 152 ILE B 166 -1 O GLU B 165 N LYS B 114 SITE 1 AC1 1 ASP A 60 SITE 1 AC2 3 THR A 74 ASN A 88 ARG B 141 SITE 1 AC3 17 ASP A 25 GLY A 27 ALA A 28 ASP A 29 SITE 2 AC3 17 ASP A 30 GLY A 48 GLY A 49 ILE A 50 SITE 3 AC3 17 PRO A 81 ARG B 108 ASP B 125 GLY B 127 SITE 4 AC3 17 GLY B 148 GLY B 149 ILE B 150 PRO B 181 SITE 5 AC3 17 ILE B 184 CRYST1 58.720 85.940 46.380 90.00 90.00 90.00 P 21 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 0.017030 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011636 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021561 0.00000