HEADER HYDROLASE/INHIBITOR 09-JUN-20 6XCT TITLE PORCINE PEPSIN IN COMPLEX WITH AMPRENAVIR COMPND MOL_ID: 1; COMPND 2 MOLECULE: PEPSIN A; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.23.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823 KEYWDS PEPSIN, INHIBITOR, HIV, HYDROLASE, HYDROLASE-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR N.VUKSANOVIC,N.R.SILVAGGI REVDAT 3 18-OCT-23 6XCT 1 REMARK REVDAT 2 18-AUG-21 6XCT 1 REMARK REVDAT 1 16-JUN-21 6XCT 0 JRNL AUTH N.VUKSANOVIC,N.R.SILVAGGI JRNL TITL PORCINE PEPSIN IN COMPLEX WITH AMPRENAVIR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.99 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16_3549 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.99 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.27 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 26761 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.164 REMARK 3 R VALUE (WORKING SET) : 0.163 REMARK 3 FREE R VALUE : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1312 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 57.2700 - 4.1400 1.00 3109 158 0.1665 0.1801 REMARK 3 2 4.1400 - 3.2900 1.00 2890 161 0.1517 0.1607 REMARK 3 3 3.2900 - 2.8700 1.00 2827 146 0.1763 0.2032 REMARK 3 4 2.8700 - 2.6100 1.00 2848 132 0.1725 0.2357 REMARK 3 5 2.6100 - 2.4200 1.00 2788 147 0.1638 0.1922 REMARK 3 6 2.4200 - 2.2800 1.00 2775 136 0.1640 0.2142 REMARK 3 7 2.2800 - 2.1600 1.00 2759 160 0.1496 0.1996 REMARK 3 8 2.1600 - 2.0700 0.99 2694 148 0.1600 0.1920 REMARK 3 9 2.0700 - 1.9900 0.99 2759 124 0.1533 0.1936 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.142 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.799 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.73 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.66 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 2484 REMARK 3 ANGLE : 0.791 3404 REMARK 3 CHIRALITY : 0.060 391 REMARK 3 PLANARITY : 0.005 439 REMARK 3 DIHEDRAL : 6.658 1433 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6XCT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1000248750. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-F REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97872 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26876 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.990 REMARK 200 RESOLUTION RANGE LOW (A) : 72.020 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.40 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.99 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.04 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 12.80 REMARK 200 R MERGE FOR SHELL (I) : 0.09900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 18.80 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 4PEP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 3.5 M AMMONIUM CHLORIDE, 0.1 M SODIUM REMARK 280 ACETATE PH 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 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+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 192.05467 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 96.02733 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 144.04100 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 48.01367 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 240.06833 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 192.05467 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 96.02733 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 48.01367 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 144.04100 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 240.06833 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 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASP A 279 REMARK 465 ASP A 280 REMARK 465 SER A 281 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 ASP A 200 CG OD1 OD2 REMARK 470 GLU A 202 CG CD OE1 OE2 REMARK 470 ASP A 242 CG OD1 OD2 REMARK 470 GLU A 244 CG CD OE1 OE2 REMARK 470 ASP A 278 CG OD1 OD2 REMARK 470 SER A 294 OG 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 HOH A 808 O HOH A 811 2.18 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 O HOH A 814 O HOH A 814 12564 2.00 REMARK 500 REMARK 500 REMARK: NULL 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 CYS A 210 CB CYS A 210 SG -0.118 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 SER A 131 19.92 57.11 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 A 849 DISTANCE = 5.88 ANGSTROMS REMARK 525 HOH A 850 DISTANCE = 6.10 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 478 A 401 DBREF 6XCT A 1 326 UNP P00791 PEPA_PIG 60 385 SEQRES 1 A 326 ILE GLY ASP GLU PRO LEU GLU ASN TYR LEU ASP THR GLU SEQRES 2 A 326 TYR PHE GLY THR ILE GLY ILE GLY THR PRO ALA GLN ASP SEQRES 3 A 326 PHE THR VAL ILE PHE ASP THR GLY SER SER ASN LEU TRP SEQRES 4 A 326 VAL PRO SER VAL TYR CYS SER SER LEU ALA CYS SER ASP SEQRES 5 A 326 HIS ASN GLN PHE ASN PRO ASP ASP SER SER THR PHE GLU SEQRES 6 A 326 ALA THR SEP GLN GLU LEU SER ILE THR TYR GLY THR GLY SEQRES 7 A 326 SER MET THR GLY ILE LEU GLY TYR ASP THR VAL GLN VAL SEQRES 8 A 326 GLY GLY ILE SER ASP THR ASN GLN ILE PHE GLY LEU SER SEQRES 9 A 326 GLU THR GLU PRO GLY SER PHE LEU TYR TYR ALA PRO PHE SEQRES 10 A 326 ASP GLY ILE LEU GLY LEU ALA TYR PRO SER ILE SER ALA SEQRES 11 A 326 SER GLY ALA THR PRO VAL PHE ASP ASN LEU TRP ASP GLN SEQRES 12 A 326 GLY LEU VAL SER GLN ASP LEU PHE SER VAL TYR LEU SER SEQRES 13 A 326 SER ASN ASP ASP SER GLY SER VAL VAL LEU LEU GLY GLY SEQRES 14 A 326 ILE ASP SER SER TYR TYR THR GLY SER LEU ASN TRP VAL SEQRES 15 A 326 PRO VAL SER VAL GLU GLY TYR TRP GLN ILE THR LEU ASP SEQRES 16 A 326 SER ILE THR MET ASP GLY GLU THR ILE ALA CYS SER GLY SEQRES 17 A 326 GLY CYS GLN ALA ILE VAL ASP THR GLY THR SER LEU LEU SEQRES 18 A 326 THR GLY PRO THR SER ALA ILE ALA ASN ILE GLN SER ASP SEQRES 19 A 326 ILE GLY ALA SER GLU ASN SER ASP GLY GLU MET VAL ILE SEQRES 20 A 326 SER CYS SER SER ILE ASP SER LEU PRO ASP ILE VAL PHE SEQRES 21 A 326 THR ILE ASN GLY VAL GLN TYR PRO LEU SER PRO SER ALA SEQRES 22 A 326 TYR ILE LEU GLN ASP ASP ASP SER CYS THR SER GLY PHE SEQRES 23 A 326 GLU GLY MET ASP VAL PRO THR SER SER GLY GLU LEU TRP SEQRES 24 A 326 ILE LEU GLY ASP VAL PHE ILE ARG GLN TYR TYR THR VAL SEQRES 25 A 326 PHE ASP ARG ALA ASN ASN LYS VAL GLY LEU ALA PRO VAL SEQRES 26 A 326 ALA MODRES 6XCT SEP A 68 SER MODIFIED RESIDUE HET SEP A 68 12 HET 478 A 401 70 HETNAM SEP PHOSPHOSERINE HETNAM 478 {3-[(4-AMINO-BENZENESULFONYL)-ISOBUTYL-AMINO]-1-BENZYL- HETNAM 2 478 2-HYDROXY-PROPYL}-CARBAMIC ACID TETRAHYDRO-FURAN-3-YL HETNAM 3 478 ESTER HETSYN SEP PHOSPHONOSERINE HETSYN 478 AMPRENAVIR FORMUL 1 SEP C3 H8 N O6 P FORMUL 2 478 C25 H35 N3 O6 S FORMUL 3 HOH *350(H2 O) HELIX 1 AA1 SER A 47 ASP A 52 1 6 HELIX 2 AA2 ASN A 57 SER A 61 5 5 HELIX 3 AA3 GLY A 109 ALA A 115 1 7 HELIX 4 AA4 TYR A 125 ALA A 133 5 9 HELIX 5 AA5 PRO A 135 GLN A 143 1 9 HELIX 6 AA6 ASP A 171 TYR A 175 5 5 HELIX 7 AA7 PRO A 224 GLY A 236 1 13 HELIX 8 AA8 SER A 250 LEU A 255 1 6 HELIX 9 AA9 SER A 270 TYR A 274 1 5 HELIX 10 AB1 GLY A 302 ARG A 307 1 6 SHEET 1 AA1 6 GLY A 2 PRO A 5 0 SHEET 2 AA1 6 VAL A 164 LEU A 167 -1 O LEU A 167 N GLY A 2 SHEET 3 AA1 6 LEU A 150 TYR A 154 -1 N SER A 152 O LEU A 166 SHEET 4 AA1 6 TYR A 309 ASP A 314 -1 O PHE A 313 N PHE A 151 SHEET 5 AA1 6 LYS A 319 PRO A 324 -1 O GLY A 321 N VAL A 312 SHEET 6 AA1 6 ASN A 180 PRO A 183 -1 N VAL A 182 O VAL A 320 SHEET 1 AA2 8 GLU A 7 TYR A 9 0 SHEET 2 AA2 8 GLU A 13 ILE A 20 -1 O PHE A 15 N GLU A 7 SHEET 3 AA2 8 GLN A 25 ASP A 32 -1 O PHE A 27 N ILE A 18 SHEET 4 AA2 8 GLY A 119 GLY A 122 1 O LEU A 121 N ILE A 30 SHEET 5 AA2 8 LEU A 38 PRO A 41 -1 N TRP A 39 O ILE A 120 SHEET 6 AA2 8 ILE A 94 THR A 106 1 O GLY A 102 N LEU A 38 SHEET 7 AA2 8 SER A 79 VAL A 91 -1 N THR A 81 O GLU A 105 SHEET 8 AA2 8 GLU A 65 THR A 74 -1 N GLN A 69 O LEU A 84 SHEET 1 AA3 4 GLU A 7 TYR A 9 0 SHEET 2 AA3 4 GLU A 13 ILE A 20 -1 O PHE A 15 N GLU A 7 SHEET 3 AA3 4 SER A 79 VAL A 91 -1 O GLN A 90 N GLY A 19 SHEET 4 AA3 4 GLU A 65 THR A 74 -1 N GLN A 69 O LEU A 84 SHEET 1 AA4 4 GLU A 202 ALA A 205 0 SHEET 2 AA4 4 GLN A 191 MET A 199 -1 N ILE A 197 O ILE A 204 SHEET 3 AA4 4 ILE A 258 ILE A 262 -1 O THR A 261 N ASP A 195 SHEET 4 AA4 4 VAL A 265 LEU A 269 -1 O TYR A 267 N PHE A 260 SHEET 1 AA5 6 GLU A 202 ALA A 205 0 SHEET 2 AA5 6 GLN A 191 MET A 199 -1 N ILE A 197 O ILE A 204 SHEET 3 AA5 6 CYS A 210 VAL A 214 -1 O ALA A 212 N ILE A 192 SHEET 4 AA5 6 LEU A 298 LEU A 301 1 O LEU A 301 N ILE A 213 SHEET 5 AA5 6 LEU A 221 GLY A 223 -1 N THR A 222 O ILE A 300 SHEET 6 AA5 6 PHE A 286 GLY A 288 1 O GLU A 287 N LEU A 221 SHEET 1 AA6 2 SER A 238 GLU A 239 0 SHEET 2 AA6 2 MET A 245 VAL A 246 -1 O VAL A 246 N SER A 238 SHEET 1 AA7 2 ILE A 275 LEU A 276 0 SHEET 2 AA7 2 THR A 283 SER A 284 -1 O THR A 283 N LEU A 276 SSBOND 1 CYS A 45 CYS A 50 1555 1555 2.08 SSBOND 2 CYS A 206 CYS A 210 1555 1555 2.07 SSBOND 3 CYS A 249 CYS A 282 1555 1555 2.03 LINK C THR A 67 N SEP A 68 1555 1555 1.33 LINK C SEP A 68 N GLN A 69 1555 1555 1.33 CISPEP 1 THR A 22 PRO A 23 0 -1.70 SITE 1 AC1 14 ASP A 32 GLY A 34 THR A 74 TYR A 75 SITE 2 AC1 14 GLY A 76 THR A 77 PHE A 111 TYR A 189 SITE 3 AC1 14 ASP A 215 GLY A 217 THR A 218 MET A 289 SITE 4 AC1 14 VAL A 291 HOH A 656 CRYST1 66.130 66.130 288.082 90.00 90.00 120.00 P 65 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 0.015122 0.008731 0.000000 0.00000 SCALE2 0.000000 0.017461 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003471 0.00000