HEADER HYDROLASE/HYDROLASE INHIBITOR 21-SEP-92 1HEG TITLE THE CRYSTAL STRUCTURES AT 2.2 ANGSTROMS RESOLUTION OF HYDROXYETHYLENE- TITLE 2 BASED INHIBITORS BOUND TO HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 TITLE 3 PROTEASE SHOW THAT THE INHIBITORS ARE PRESENT IN TWO DISTINCT TITLE 4 ORIENTATIONS COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIV-1 PROTEASE; COMPND 3 CHAIN: E; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 3 ORGANISM_TAXID: 11676; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYDROLASE-HYDROLASE INHIBITOR COMPLEX, ACID PROTEINASE EXPDTA X-RAY DIFFRACTION AUTHOR K.MURTHY,E.L.WINBORNE,M.D.MINNICH,J.S.CULP,C.DEBOUCK REVDAT 7 13-MAR-24 1HEG 1 COMPND SOURCE REVDAT 6 07-FEB-24 1HEG 1 REMARK SEQADV REVDAT 5 29-NOV-17 1HEG 1 HELIX REVDAT 4 13-JUL-11 1HEG 1 VERSN REVDAT 3 24-FEB-09 1HEG 1 VERSN REVDAT 2 01-APR-03 1HEG 1 JRNL REVDAT 1 31-MAY-94 1HEG 0 JRNL AUTH K.H.MURTHY,E.L.WINBORNE,M.D.MINNICH,J.S.CULP,C.DEBOUCK JRNL TITL THE CRYSTAL STRUCTURES AT 2.2-A RESOLUTION OF JRNL TITL 2 HYDROXYETHYLENE-BASED INHIBITORS BOUND TO HUMAN JRNL TITL 3 IMMUNODEFICIENCY VIRUS TYPE 1 PROTEASE SHOW THAT THE JRNL TITL 4 INHIBITORS ARE PRESENT IN TWO DISTINCT ORIENTATIONS. JRNL REF J.BIOL.CHEM. V. 267 22770 1992 JRNL REFN ISSN 0021-9258 JRNL PMID 1429626 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 3597 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 758 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 41 REMARK 3 SOLVENT ATOMS : 33 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.020 ; 0.025 REMARK 3 ANGLE DISTANCE (A) : 0.043 ; 0.050 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.056 ; 0.060 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.199 ; 0.200 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 1.500 ; 2.000 REMARK 3 STAGGERED (DEGREES) : 25.100; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HEG 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_1000173810. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 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 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-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 28.08000 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 56.16000 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 42.12000 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 70.20000 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 14.04000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 28.08000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 56.16000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 70.20000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 42.12000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 14.04000 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: 4300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 56.16000 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 NH1 ARG E 57 O HOH E 119 1.89 REMARK 500 O ILE E 85 O HOH E 121 1.94 REMARK 500 CG GLU E 21 O HOH E 124 2.02 REMARK 500 N TRP E 42 O HOH E 128 2.06 REMARK 500 NE2 GLN E 92 O HOH E 111 2.10 REMARK 500 C ILE E 85 O HOH E 121 2.13 REMARK 500 NE ARG E 57 O HOH E 117 2.14 REMARK 500 OE2 GLU E 65 O HOH E 101 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 CG PRO E 39 O HOH E 103 2665 0.76 REMARK 500 CB PRO E 39 O HOH E 118 2665 1.37 REMARK 500 O HOH E 131 O HOH E 131 11555 1.43 REMARK 500 CD2 PHE E 53 O HOH E 132 9555 1.60 REMARK 500 CD2 PHE E 53 CD2 PHE E 53 10555 1.64 REMARK 500 O HOH E 130 O HOH E 130 9555 1.69 REMARK 500 O HOH E 104 O HOH E 116 3564 1.74 REMARK 500 OG1 THR E 4 O HOH E 114 3564 1.75 REMARK 500 OE2 GLU E 21 O HOH E 102 10665 1.83 REMARK 500 CE2 PHE E 53 O HOH E 132 9555 1.85 REMARK 500 O HOH E 132 O HOH E 132 11555 1.87 REMARK 500 CD2 PHE E 53 CE2 PHE E 53 10555 1.88 REMARK 500 CB PRO E 39 O HOH E 103 2665 1.91 REMARK 500 CA PRO E 39 O HOH E 118 2665 2.01 REMARK 500 N PRO E 39 O HOH E 118 2665 2.06 REMARK 500 O GLY E 48 N5 PSI E 201 9555 2.08 REMARK 500 CD PRO E 39 O HOH E 103 2665 2.11 REMARK 500 OE1 GLN E 7 O HOH E 116 3564 2.12 REMARK 500 O THR E 4 O HOH E 114 3564 2.13 REMARK 500 NE2 GLN E 61 O HOH E 111 12566 2.17 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 ARG E 8 CD - NE - CZ ANGL. DEV. = 17.5 DEGREES REMARK 500 ARG E 8 NH1 - CZ - NH2 ANGL. DEV. = -7.5 DEGREES REMARK 500 ARG E 8 NE - CZ - NH1 ANGL. DEV. = 5.4 DEGREES REMARK 500 LEU E 33 CA - CB - CG ANGL. DEV. = 16.8 DEGREES REMARK 500 ARG E 41 CA - CB - CG ANGL. DEV. = 14.9 DEGREES REMARK 500 ARG E 41 CD - NE - CZ ANGL. DEV. = 9.9 DEGREES REMARK 500 ARG E 41 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG E 57 CD - NE - CZ ANGL. DEV. = 9.0 DEGREES REMARK 500 TYR E 59 C - N - CA ANGL. DEV. = 18.3 DEGREES REMARK 500 ASP E 60 CA - CB - CG ANGL. DEV. = 18.8 DEGREES REMARK 500 ASP E 60 CB - CG - OD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 ALA E 71 CB - CA - C ANGL. DEV. = 12.6 DEGREES REMARK 500 LEU E 76 CA - CB - CG ANGL. DEV. = 14.5 DEGREES REMARK 500 GLY E 94 C - N - CA ANGL. DEV. = 12.6 DEGREES REMARK 500 CYS E 95 CA - CB - SG ANGL. DEV. = 7.2 DEGREES REMARK 500 LEU E 97 CB - CA - C ANGL. DEV. = 11.6 DEGREES REMARK 500 PHE E 99 CA - CB - CG ANGL. DEV. = 14.8 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 LEU E 5 37.87 -92.53 REMARK 500 GLU E 34 -177.63 -45.15 REMARK 500 CYS E 67 52.08 34.20 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE SCISSILE BOND IN THE INHIBITOR PSI IS REPLACED BY A REMARK 600 HYDROXYETHYLENE ISOSTERE (CHOH-CH2) REMARK 600 THE INHIBITOR IS SMALL ENOUGH TO BE ENTIRELY CONTAINED REMARK 600 WITHIN THE ACTIVE SITE OF THE ENZYME AND, THEREFORE, DOES REMARK 600 NOT CONTRIBUTE TO INTER-DIMER CONTACTS.OF THE TWO REMARK 600 POSSIBLE ORIENTATIONS OF THE INHIBITOR, NEITHER IS REMARK 600 THERMODYNAMICALLY PREFERRED. IN THE CRYSTAL STRUCTURE, REMARK 600 THEREFORE, BOTH ARE REPRESENTED EQUALLY. REMARK 630 REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE ENZYME INHIBITOR REMARK 630 MOLECULE NAME: METHYL N-{(4S,5S)-5-[(L-ALANYL-L-ALANYL)AMINO]-4- REMARK 630 HYDROXY-6-PHENYLHEXANOYL}-L-VALYL-L-VALINATE 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 PSI E 201 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: ALA ALA FOG VAL VME 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 PSI E 201 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS VARIANT OF THE HIV 1 PROTEASE HAS ASN 36 AS CONFIRMED REMARK 999 BY INSPECTION OF THE ELECTRON DENSITY. SEE REFERENCES 14, REMARK 999 15, AND 16 IN J.BIOL.CHEM. V.267:22770, (1992). DBREF 1HEG E 1 99 UNP P03366 POL_HV1B1 69 167 SEQADV 1HEG ASN E 36 UNP P03366 MET 104 CONFLICT SEQRES 1 E 99 PRO GLN ILE THR LEU TRP GLN ARG PRO LEU VAL THR ILE SEQRES 2 E 99 LYS ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 E 99 GLY ALA ASP ASP THR VAL LEU GLU GLU ASN SER LEU PRO SEQRES 4 E 99 GLY ARG TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY SEQRES 5 E 99 PHE ILE LYS VAL ARG GLN TYR ASP GLN ILE LEU ILE GLU SEQRES 6 E 99 ILE CYS GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 E 99 PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 8 E 99 GLN ILE GLY CYS THR LEU ASN PHE HET PSI E 201 41 HETNAM PSI METHYL N-{(4S,5S)-5-[(L-ALANYL-L-ALANYL)AMINO]-4- HETNAM 2 PSI HYDROXY-6-PHENYLHEXANOYL}-L-VALYL-L-VALINATE HETSYN PSI SKF 107457 FORMUL 2 PSI C29 H47 N5 O7 FORMUL 3 HOH *33(H2 O) HELIX 1 1 GLY E 86 GLY E 94 1ONLY HELIX IN STRUCTURE 9 SHEET 1 SHE 8 LYS E 43 GLY E 49 0 SHEET 2 SHE 8 GLY E 52 ILE E 66 -1 SHEET 3 SHE 8 HIS E 69 GLY E 78 -1 SHEET 4 SHE 8 THR E 31 GLU E 34 1 SHEET 5 SHE 8 ASN E 83 ILE E 85 -1 SHEET 6 SHE 8 GLN E 18 ASP E 25 1 SHEET 7 SHE 8 PRO E 9 ILE E 15 -1 SHEET 8 SHE 8 GLU E 65 ILE E 66 -1 SITE 1 AC1 13 ARG E 8 LEU E 23 ASP E 25 GLY E 27 SITE 2 AC1 13 ASP E 29 GLY E 48 GLY E 49 ILE E 50 SITE 3 AC1 13 PRO E 81 VAL E 82 ILE E 84 HOH E 130 SITE 4 AC1 13 HOH E 131 CRYST1 64.140 64.140 84.240 90.00 90.00 120.00 P 61 2 2 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 0.015591 0.009001 0.000000 0.00000 SCALE2 0.000000 0.018003 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011871 0.00000