HEADER HYDROLASE/HYDROLASE INHIBITOR 23-JUN-09 3HZC TITLE CRYSTAL STRUCTURE OF A CHEMICALLY SYNTHESIZED 203 AMINO ACID 'COVALENT TITLE 2 DIMER' [GLY51;AIB51']HIV-1 PROTEASE MOLECULE COMPLEXED WITH MVT-101 TITLE 3 REDUCED ISOSTERE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: [GLY51;AIB51'] 'COVALENT DIMER' HIV-1 PROTEASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.23.16; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: TOTAL CHEMICAL SYNTHESIS KEYWDS ASYMMETRIC DIMER, COVALENT DIMER, BETA-SHEET, HYDROLASE, HYDROLASE- KEYWDS 2 HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR V.Y.TORBEEV,S.B.H.KENT REVDAT 4 22-NOV-23 3HZC 1 REMARK REVDAT 3 06-SEP-23 3HZC 1 LINK REVDAT 2 12-FEB-14 3HZC 1 REMARK VERSN REVDAT 1 27-APR-11 3HZC 0 JRNL AUTH V.Y.TORBEEV,S.B.H.KENT JRNL TITL HYDROGEN BONDS AT THE PROTEIN-INHIBITOR INTERFACE IN THE JRNL TITL 2 HIV-1 PROTEASE / INHIBITORS COMPLEXES PROBED BY TOTAL JRNL TITL 3 CHEMICAL SYNTHESIS AND X-RAY CRYSTALLOGRAPHY JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 3 NUMBER OF REFLECTIONS : 28759 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 + TEST SET) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.203 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1540 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.45 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.49 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1287 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.2540 REMARK 3 BIN FREE R VALUE SET COUNT : 54 REMARK 3 BIN FREE R VALUE : 0.3140 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1545 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 54 REMARK 3 SOLVENT ATOMS : 92 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.49 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.13000 REMARK 3 B22 (A**2) : -0.08000 REMARK 3 B33 (A**2) : 0.21000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.087 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.091 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.052 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.731 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.961 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.932 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1669 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1121 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2262 ; 1.657 ; 1.990 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2762 ; 0.906 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 213 ; 6.880 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 59 ;41.811 ;24.915 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 292 ;13.561 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 9 ;17.600 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 261 ; 0.099 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1813 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 289 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 246 ; 0.206 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1082 ; 0.200 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 767 ; 0.179 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 910 ; 0.093 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 41 ; 0.155 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 6 ; 0.236 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 43 ; 0.152 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.335 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1091 ; 1.153 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 448 ; 0.323 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1727 ; 1.803 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 642 ; 2.539 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 535 ; 3.757 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 203 REMARK 3 ORIGIN FOR THE GROUP (A): 5.0986 1.2423 18.1684 REMARK 3 T TENSOR REMARK 3 T11: -0.0010 T22: -0.0534 REMARK 3 T33: -0.0884 T12: 0.0101 REMARK 3 T13: -0.0006 T23: 0.0031 REMARK 3 L TENSOR REMARK 3 L11: 1.3943 L22: 0.9731 REMARK 3 L33: 0.7144 L12: -0.2437 REMARK 3 L13: 0.2452 L23: 0.1740 REMARK 3 S TENSOR REMARK 3 S11: 0.0410 S12: 0.0977 S13: -0.0056 REMARK 3 S21: 0.0226 S22: -0.0169 S23: -0.0059 REMARK 3 S31: 0.0322 S32: 0.0435 S33: -0.0242 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 204 A 301 REMARK 3 ORIGIN FOR THE GROUP (A): 5.2057 -0.5439 12.9760 REMARK 3 T TENSOR REMARK 3 T11: -0.0270 T22: -0.0506 REMARK 3 T33: -0.1452 T12: 0.0401 REMARK 3 T13: -0.0099 T23: -0.0453 REMARK 3 L TENSOR REMARK 3 L11: 7.4469 L22: 21.4807 REMARK 3 L33: 10.7485 L12: -10.0084 REMARK 3 L13: 4.6221 L23: -11.3517 REMARK 3 S TENSOR REMARK 3 S11: 0.4192 S12: 0.5702 S13: 0.2447 REMARK 3 S21: -0.6053 S22: -0.7167 S23: -0.2760 REMARK 3 S31: 0.3198 S32: 0.4625 S33: 0.2975 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3HZC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUN-09. REMARK 100 THE DEPOSITION ID IS D_1000053768. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-AUG-06 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97932 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL CRYO-COOLED REMARK 200 SI(111) REMARK 200 OPTICS : SI(111) DOUBLE CRYSTAL REMARK 200 MONOCHROMETER. ADJUSTABLE REMARK 200 FOCUSING MIRRORS IN K-B GEOMET RY 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 : 30346 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 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 (%) : 92.7 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.08300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 61.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.59800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.460 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 3FSM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CITRATE, 0.2M SODIUM PHOSPHATE, REMARK 280 30% (W/V) AMMONIUM SULFATE, 10% (V/V) DMSO, PH 6.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 25.76600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 30.50750 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.98200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 30.50750 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.76600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.98200 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 ABA A 67 45.23 39.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 630 REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE INHIBITOR REMARK 630 MOLECULE NAME: N-{(2S)-2-[(N-ACETYL-L-THREONYL-L-ISOLEUCYL)AMINO] REMARK 630 HEXYL}-L-NORLEUCYL-L-GLUTAMINYL-N~5~-[AMINO(IMINIO)METHYL]-L- REMARK 630 ORNITHINAMIDE 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 2NC A 301 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: ACE THR ILE 2A0 GLN ARG NH2 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 2NC A 204 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3HAU RELATED DB: PDB REMARK 900 RELATED ID: 3HAW RELATED DB: PDB REMARK 900 RELATED ID: 3HBO RELATED DB: PDB REMARK 900 RELATED ID: 3HDK RELATED DB: PDB REMARK 900 RELATED ID: 3HLO RELATED DB: PDB REMARK 900 RELATED ID: 3FSM RELATED DB: PDB DBREF 3HZC A 1 203 PDB 3HZC 3HZC 1 203 SEQRES 1 A 203 PRO GLN ILE THR LEU TRP LYS ARG PRO LEU VAL THR ILE SEQRES 2 A 203 ARG ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 3 A 203 GLY ALA ASP ASP THR VAL ILE GLU GLU NLE ASN LEU PRO SEQRES 4 A 203 GLY YCM TRP LYS PRO LYS NLE ILE GLY GLY ILE GLY GLY SEQRES 5 A 203 PHE ILE LYS VAL ARG GLN TYR ASP GLN ILE PRO VAL GLU SEQRES 6 A 203 ILE ABA GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 7 A 203 PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 8 A 203 GLN ILE GLY ABA THR LEU ASN PHE YCM GLY GLY GLY GLY SEQRES 9 A 203 PRO GLN ILE THR LEU TRP LYS ARG PRO LEU VAL THR ILE SEQRES 10 A 203 ARG ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR SEQRES 11 A 203 GLY ALA ASP ASP THR VAL ILE GLU GLU NLE ASN LEU PRO SEQRES 12 A 203 GLY YCM TRP LYS PRO LYS NLE ILE GLY GLY ILE AIB GLY SEQRES 13 A 203 PHE ILE LYS VAL ARG GLN TYR ASP GLN ILE PRO VAL GLU SEQRES 14 A 203 ILE ABA GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY SEQRES 15 A 203 PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR SEQRES 16 A 203 GLN ILE GLY ABA THR LEU ASN PHE MODRES 3HZC NLE A 36 LEU NORLEUCINE MODRES 3HZC YCM A 41 CYS S-(2-AMINO-2-OXOETHYL)-L-CYSTEINE MODRES 3HZC NLE A 46 LEU NORLEUCINE MODRES 3HZC ABA A 67 ALA ALPHA-AMINOBUTYRIC ACID MODRES 3HZC ABA A 95 ALA ALPHA-AMINOBUTYRIC ACID MODRES 3HZC YCM A 100 CYS S-(2-AMINO-2-OXOETHYL)-L-CYSTEINE MODRES 3HZC NLE A 140 LEU NORLEUCINE MODRES 3HZC YCM A 145 CYS S-(2-AMINO-2-OXOETHYL)-L-CYSTEINE MODRES 3HZC NLE A 150 LEU NORLEUCINE MODRES 3HZC AIB A 155 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 3HZC ABA A 171 ALA ALPHA-AMINOBUTYRIC ACID MODRES 3HZC ABA A 199 ALA ALPHA-AMINOBUTYRIC ACID HET NLE A 36 8 HET YCM A 41 10 HET NLE A 46 8 HET ABA A 67 6 HET ABA A 95 6 HET YCM A 100 10 HET NLE A 140 8 HET YCM A 145 10 HET NLE A 150 8 HET AIB A 155 12 HET ABA A 171 6 HET ABA A 199 6 HET 2NC A 301 54 HETNAM NLE NORLEUCINE HETNAM YCM S-(2-AMINO-2-OXOETHYL)-L-CYSTEINE HETNAM ABA ALPHA-AMINOBUTYRIC ACID HETNAM AIB ALPHA-AMINOISOBUTYRIC ACID HETNAM 2NC N-{(2S)-2-[(N-ACETYL-L-THREONYL-L-ISOLEUCYL) HETNAM 2 2NC AMINO]HEXYL}-L-NORLEUCYL-L-GLUTAMINYL-N~5~- HETNAM 3 2NC [AMINO(IMINIO)METHYL]-L-ORNITHINAMIDE HETSYN YCM CYSTEINE-S-ACETAMIDE HETSYN 2NC P2/NC FORMUL 1 NLE 4(C6 H13 N O2) FORMUL 1 YCM 3(C5 H10 N2 O3 S) FORMUL 1 ABA 4(C4 H9 N O2) FORMUL 1 AIB C4 H9 N O2 FORMUL 2 2NC C35 H68 N11 O8 1+ FORMUL 3 HOH *92(H2 O) HELIX 1 1 GLY A 86 THR A 91 1 6 HELIX 2 2 YCM A 100 GLY A 103 5 4 HELIX 3 3 GLY A 190 THR A 195 1 6 HELIX 4 4 GLN A 196 GLY A 198 5 3 SHEET 1 A 4 GLN A 2 ILE A 3 0 SHEET 2 A 4 THR A 200 ASN A 202 -1 O LEU A 201 N ILE A 3 SHEET 3 A 4 THR A 96 ASN A 98 -1 N ASN A 98 O THR A 200 SHEET 4 A 4 GLN A 106 ILE A 107 -1 O ILE A 107 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 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 ARG A 14 SHEET 1 C 8 LYS A 147 GLY A 153 0 SHEET 2 C 8 GLY A 156 ILE A 170 -1 O GLY A 156 N GLY A 153 SHEET 3 C 8 HIS A 173 VAL A 181 -1 O HIS A 173 N ILE A 170 SHEET 4 C 8 VAL A 136 ILE A 137 1 N ILE A 137 O LEU A 180 SHEET 5 C 8 ILE A 188 ILE A 189 -1 O ILE A 188 N VAL A 136 SHEET 6 C 8 GLN A 122 LEU A 128 1 N LEU A 127 O ILE A 189 SHEET 7 C 8 LEU A 114 ILE A 119 -1 N ILE A 117 O LYS A 124 SHEET 8 C 8 GLY A 156 ILE A 170 -1 O GLU A 169 N ARG A 118 LINK C GLU A 35 N NLE A 36 1555 1555 1.33 LINK C NLE A 36 N ASN A 37 1555 1555 1.33 LINK C GLY A 40 N YCM A 41 1555 1555 1.33 LINK C YCM A 41 N TRP A 42 1555 1555 1.33 LINK C LYS A 45 N NLE A 46 1555 1555 1.34 LINK C NLE A 46 N ILE A 47 1555 1555 1.33 LINK C ILE A 66 N ABA A 67 1555 1555 1.33 LINK C ABA A 67 N GLY A 68 1555 1555 1.33 LINK C GLY A 94 N ABA A 95 1555 1555 1.33 LINK C ABA A 95 N THR A 96 1555 1555 1.34 LINK C PHE A 99 N YCM A 100 1555 1555 1.34 LINK C YCM A 100 N GLY A 101 1555 1555 1.33 LINK C GLU A 139 N NLE A 140 1555 1555 1.33 LINK C NLE A 140 N ASN A 141 1555 1555 1.33 LINK C GLY A 144 N YCM A 145 1555 1555 1.33 LINK C YCM A 145 N TRP A 146 1555 1555 1.34 LINK C LYS A 149 N NLE A 150 1555 1555 1.33 LINK C NLE A 150 N ILE A 151 1555 1555 1.34 LINK C AILE A 154 N AAIB A 155 1555 1555 1.33 LINK C BILE A 154 N BAIB A 155 1555 1555 1.34 LINK C AAIB A 155 N AGLY A 156 1555 1555 1.33 LINK C BAIB A 155 N BGLY A 156 1555 1555 1.32 LINK C ILE A 170 N ABA A 171 1555 1555 1.34 LINK C ABA A 171 N GLY A 172 1555 1555 1.33 LINK C GLY A 198 N ABA A 199 1555 1555 1.34 LINK C ABA A 199 N THR A 200 1555 1555 1.32 SITE 1 AC1 20 ARG A 8 ASP A 25 GLY A 27 ALA A 28 SITE 2 AC1 20 ASP A 29 ASP A 30 ILE A 47 GLY A 48 SITE 3 AC1 20 ILE A 50 VAL A 82 ARG A 112 ASP A 129 SITE 4 AC1 20 GLY A 131 ALA A 132 ASP A 133 ASP A 134 SITE 5 AC1 20 GLY A 152 GLY A 153 PRO A 185 ILE A 188 CRYST1 51.532 57.964 61.015 90.00 90.00 90.00 P 21 21 21 4 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 0.019405 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017252 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016389 0.00000