1HVH - Header Asymmetric Unit

HEADER ACID PROTEASE 13-DEC-97 1HVH

TITLE NONPEPTIDE CYCLIC CYANOGUANIDINES AS HIV PROTEASE INHIBITORS

COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIV-1 PROTEASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.4.23.16; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: Q8261 OF DUPONT MERCK AS INHIBITOR

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 3 ORGANISM_TAXID: 11676; SOURCE 4 VARIANT: BH102 ISOLATE; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562

KEYWDS HYDROLASE, ACID PROTEASE

EXPDTA X-RAY DIFFRACTION

AUTHOR C.-H.CHANG

REVDAT 3 24-FEB-09 1HVH 1 VERSN REVDAT 2 06-APR-99 1HVH 3 HET COMPND REMARK HETATM REVDAT 2 2 3 CRYST1 HEADER SOURCE JRNL REVDAT 2 3 3 KEYWDS HETNAM REVDAT 1 30-DEC-98 1HVH 0

JRNL AUTH P.K.JADHAV,F.J.WOERNER,P.Y.LAM,C.N.HODGE, JRNL AUTH 2 C.J.EYERMANN,H.W.MAN,W.F.DANEKER,L.T.BACHELER, JRNL AUTH 3 M.M.RAYNER,J.L.MEEK,S.ERICKSON-VIITANEN, JRNL AUTH 4 D.A.JACKSON,J.C.CALABRESE,M.SCHADT,C.H.CHANG JRNL TITL NONPEPTIDE CYCLIC CYANOGUANIDINES AS HIV-1 JRNL TITL 2 PROTEASE INHIBITORS: SYNTHESIS, STRUCTURE-ACTIVITY JRNL TITL 3 RELATIONSHIPS, AND X-RAY CRYSTAL STRUCTURE STUDIES. JRNL REF J.MED.CHEM. V. 41 1446 1998 JRNL REFN ISSN 0022-2623 JRNL PMID 9554878 JRNL DOI 10.1021/JM970524I

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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 SET) : 0.188 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 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 : 1648 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 88 REMARK 3 SOLVENT ATOMS : 115 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) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 2.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THERE ARE TWO BINDING MODES OF REMARK 3 INHIBITOR AND CORRESPONDING CONFORMATIONS OF FLAP, RESIDUE 45- REMARK 3 54. EACH MATCHING CONFORMATION IS DESIGNATED AS "A" OR "B" IN REMARK 3 COLUMN 17 OF THE ATOM RECORDS. OCCUPANCY OF THESE WAS SET AT REMARK 3 0.5 AND WAS NOT REFINED.

REMARK 4 REMARK 4 1HVH COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

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 <I/SIGMA(I)> 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 1HVR REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

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 27.89333 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 55.78667 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 41.84000 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 69.73333 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 13.94667 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: 4870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 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 LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 21 CD GLU A 21 OE1 0.070 REMARK 500 GLU A 34 CD GLU A 34 OE2 0.074 REMARK 500 GLU B 65 CD GLU B 65 OE1 0.072 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 ASP A 25 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 25 CB - CG - OD2 ANGL. DEV. = -7.6 DEGREES REMARK 500 ASP A 29 CB - CG - OD1 ANGL. DEV. = -5.9 DEGREES REMARK 500 ASP A 60 CB - CG - OD1 ANGL. DEV. = -7.3 DEGREES REMARK 500 ASP B 25 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP B 25 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP B 30 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ARG B 41 N - CA - CB ANGL. DEV. = 11.9 DEGREES REMARK 500 ASP B 60 CB - CG - OD2 ANGL. DEV. = -5.4 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 GLU A 35 118.07 -36.07 REMARK 500 ARG A 41 78.44 94.23 REMARK 500 LYS A 45 151.14 176.88 REMARK 500 CYS A 67 12.32 57.82 REMARK 500 PHE B 53 123.52 -171.63 REMARK 500 CYS B 67 -135.51 50.66 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B 273 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH B 281 DISTANCE = 10.19 ANGSTROMS REMARK 525 HOH B 284 DISTANCE = 5.69 ANGSTROMS REMARK 525 HOH A 120 DISTANCE = 5.09 ANGSTROMS REMARK 525 HOH B 292 DISTANCE = 5.58 ANGSTROMS REMARK 525 HOH A 127 DISTANCE = 6.66 ANGSTROMS REMARK 525 HOH B 293 DISTANCE = 7.38 ANGSTROMS REMARK 525 HOH B 297 DISTANCE = 6.01 ANGSTROMS REMARK 525 HOH A 134 DISTANCE = 6.00 ANGSTROMS REMARK 525 HOH A 135 DISTANCE = 9.82 ANGSTROMS REMARK 525 HOH A 142 DISTANCE = 5.62 ANGSTROMS REMARK 525 HOH A 143 DISTANCE = 7.62 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE Q82 B 265

DBREF 1HVH A 1 99 UNP P04585 POL_HV1H2 57 155 DBREF 1HVH B 1 99 UNP P04585 POL_HV1H2 57 155

SEQADV 1HVH ALA A 95 UNP P04585 CYS 151 CONFLICT SEQADV 1HVH ALA B 95 UNP P04585 CYS 151 CONFLICT

SEQRES 1 A 99 PRO GLN VAL THR LEU TRP GLN 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 LEU 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 ILE LYS VAL ARG GLN TYR ASP GLN ILE LEU 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 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 VAL THR LEU TRP GLN 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 LEU 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 ILE LYS VAL ARG GLN TYR ASP GLN ILE LEU 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 VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 8 B 99 GLN ILE GLY ALA THR LEU ASN PHE

HET Q82 B 265 88

HETNAM Q82 {[4-R(-4-ALPHA,5-ALPHA,6-BETA,7-BETA)]-HEXAHYDRO-5,6- HETNAM 2 Q82 BIS(HYDROXY)-1,3-BIS(4-HYDROXYMETHYL)METHYL]-4,7- HETNAM 3 Q82 BIS(PHENYLMETHYL)-2H-1,3-DIAZEPIN-2-YLIDENE]CYANAMIDE}

HETSYN Q82 Q8261

FORMUL 3 Q82 C36 H38 N4 O4 FORMUL 4 HOH *115(H2 O)

HELIX 1 1 ARG A 87 LEU A 90 1 4 HELIX 2 2 ARG B 87 LEU B 90 1 4

SHEET 1 A 4 GLN A 18 LEU A 23 0 SHEET 2 A 4 LEU A 10 ILE A 15 -1 N ILE A 15 O GLN A 18 SHEET 3 A 4 ILE A 62 ILE A 66 -1 N GLU A 65 O LYS A 14 SHEET 4 A 4 HIS A 69 GLY A 73 -1 N GLY A 73 O ILE A 62 SHEET 1 B 4 THR A 31 GLU A 34 0 SHEET 2 B 4 VAL A 75 GLY A 78 1 N LEU A 76 O THR A 31 SHEET 3 B 4 GLY A 52 TYR A 59 -1 N TYR A 59 O VAL A 75 SHEET 4 B 4 LYS A 43 GLY A 49 -1 N GLY A 49 O GLY A 52 SHEET 1 C 4 GLN B 18 LEU B 23 0 SHEET 2 C 4 LEU B 10 ILE B 15 -1 N ILE B 15 O GLN B 18 SHEET 3 C 4 ILE B 62 ILE B 66 -1 N GLU B 65 O LYS B 14 SHEET 4 C 4 HIS B 69 GLY B 73 -1 N GLY B 73 O ILE B 62 SHEET 1 D 3 LYS B 43 GLY B 48 0 SHEET 2 D 3 PHE B 53 TYR B 59 -1 N GLN B 58 O LYS B 43 SHEET 3 D 3 VAL B 75 VAL B 77 -1 N VAL B 77 O ARG B 57

CISPEP 1 GLY A 40 ARG A 41 0 6.74 CISPEP 2 ILE A 50 GLY A 51 0 -2.16

SITE 1 AC1 24 ARG A 8 ASP A 25 GLY A 27 ALA A 28 SITE 2 AC1 24 ASP A 29 ASP A 30 VAL A 32 ILE A 47 SITE 3 AC1 24 GLY A 48 GLY A 49 ILE A 50 PRO A 81 SITE 4 AC1 24 ASP B 25 GLY B 27 ALA B 28 ASP B 29 SITE 5 AC1 24 ASP B 30 ILE B 47 GLY B 48 GLY B 49 SITE 6 AC1 24 ILE B 50 PRO B 81 VAL B 82 HOH B 288

CRYST1 63.220 63.220 83.680 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 0.015818 0.009132 0.000000 0.00000

SCALE2 0.000000 0.018265 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011950 0.00000