PDB Short entry for 1QRP HEADER HYDROLASE/HYDROLASE INHIBITOR 15-JUN-99 1QRP TITLE HUMAN PEPSIN 3A IN COMPLEX WITH A PHOSPHONATE INHIBITOR IVA-VAL-VAL- TITLE 2 LEU(P)-(O)PHE-ALA-ALA-OME COMPND MOL_ID: 1; COMPND 2 MOLECULE: PEPSIN 3A; COMPND 3 CHAIN: E SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS ASPARTIC PROTEINASE, PHOSPHONATE INHIBITOR, TRANSITION STATE KEYWDS 2 ANALOGUE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.FUJINAGA,M.M.CHERNEY,N.I.TARASOVA,P.A.BARTLETT,J.E.HANSON, AUTHOR 2 M.N.G.JAMES REVDAT 6 13-JUL-11 1QRP 1 VERSN REVDAT 5 24-FEB-09 1QRP 1 VERSN REVDAT 4 01-APR-03 1QRP 1 JRNL REVDAT 3 14-JUN-00 1QRP 2 DBREF REVDAT 2 06-MAR-00 1QRP 1 JRNL COMPND DBREF REVDAT 1 18-JUN-99 1QRP 0 JRNL AUTH M.FUJINAGA,M.M.CHERNEY,N.I.TARASOVA,P.A.BARTLETT,J.E.HANSON, JRNL AUTH 2 M.N.JAMES JRNL TITL STRUCTURAL STUDY OF THE COMPLEX BETWEEN HUMAN PEPSIN AND A JRNL TITL 2 PHOSPHORUS-CONTAINING PEPTIDIC -TRANSITION-STATE ANALOG. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 56 272 2000 JRNL REFN ISSN 0907-4449 JRNL PMID 10713513 JRNL DOI 10.1107/S0907444999016376 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.FUJINAGA,M.M.CHERNAIA,N.I.TARASOVA,S.C.MOSIMANN, REMARK 1 AUTH 2 M.N.G.JAMES REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN PEPSIN AND ITS COMPLEX WITH REMARK 1 TITL 2 PEPSTATIN REMARK 1 REF PROTEIN SCI. V. 4 960 1995 REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : GROMOS87 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.96 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 31976 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) : 0.200 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 : 2438 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 52 REMARK 3 SOLVENT ATOMS : 135 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) : 0.016 REMARK 3 BOND ANGLES (DEGREES) : 2.10 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: NULL REMARK 4 REMARK 4 1QRP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUN-99. REMARK 100 THE RCSB ID CODE IS RCSB009187. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-AUG-94 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : UCSD MARK III REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SDMS REMARK 200 DATA SCALING SOFTWARE : SDMS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : 1.960 REMARK 200 RESOLUTION RANGE LOW (A) : 65.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.3 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.10800 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) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.2 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: XTALVIEW REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 40% AMMONIUM SULFATE, 100MM SODIUM REMARK 280 ACETATE, 5% MPD, PH 5.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 35.95000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 20.39500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 75.63500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 20.39500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 35.95000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 75.63500 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: 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 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 TYR E 174 CB - CG - CD1 ANGL. DEV. = -5.1 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 ASP E 11 19.45 59.54 REMARK 500 ASP E 159 14.77 57.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 SER E 72 10.94 REMARK 500 SER E 278 11.41 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 E 423 DISTANCE = 6.35 ANGSTROMS REMARK 525 HOH E 435 DISTANCE = 5.05 ANGSTROMS REMARK 630 REMARK 630 MOLECULE TYPE: NULL REMARK 630 MOLECULE NAME: METHYL N-[(2S)-2-({(S)-HYDROXY[(1R)-3-METHYL-1-{[N- REMARK 630 (3-METHYLBUTANOYL)-L-VALYL-L-VALYL]AMINO}BUTYL]PHOSPHORYL}OXY)-3- REMARK 630 PHENYLPROPANOYL]-L-ALANYL-L-ALANINATE 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 HH0 E 327 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: IVA VAL VAL P0L ALA MA 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 HH0 E 327 DBREF 1QRP E 1 326 UNP P00790 PEPA_HUMAN 63 388 SEQRES 1 E 326 VAL ASP GLU GLN PRO LEU GLU ASN TYR LEU ASP MET GLU SEQRES 2 E 326 TYR PHE GLY THR ILE GLY ILE GLY THR PRO ALA GLN ASP SEQRES 3 E 326 PHE THR VAL VAL PHE ASP THR GLY SER SER ASN LEU TRP SEQRES 4 E 326 VAL PRO SER VAL TYR CYS SER SER LEU ALA CYS THR ASN SEQRES 5 E 326 HIS ASN ARG PHE ASN PRO GLU ASP SER SER THR TYR GLN SEQRES 6 E 326 SER THR SER GLU THR VAL SER ILE THR TYR GLY THR GLY SEQRES 7 E 326 SER MET THR GLY ILE LEU GLY TYR ASP THR VAL GLN VAL SEQRES 8 E 326 GLY GLY ILE SER ASP THR ASN GLN ILE PHE GLY LEU SER SEQRES 9 E 326 GLU THR GLU PRO GLY SER PHE LEU TYR TYR ALA PRO PHE SEQRES 10 E 326 ASP GLY ILE LEU GLY LEU ALA TYR PRO SER ILE SER SER SEQRES 11 E 326 SER GLY ALA THR PRO VAL PHE ASP ASN ILE TRP ASN GLN SEQRES 12 E 326 GLY LEU VAL SER GLN ASP LEU PHE SER VAL TYR LEU SER SEQRES 13 E 326 ALA ASP ASP GLN SER GLY SER VAL VAL ILE PHE GLY GLY SEQRES 14 E 326 ILE ASP SER SER TYR TYR THR GLY SER LEU ASN TRP VAL SEQRES 15 E 326 PRO VAL THR VAL GLU GLY TYR TRP GLN ILE THR VAL ASP SEQRES 16 E 326 SER ILE THR MET ASN GLY GLU ALA ILE ALA CYS ALA GLU SEQRES 17 E 326 GLY CYS GLN ALA ILE VAL ASP THR GLY THR SER LEU LEU SEQRES 18 E 326 THR GLY PRO THR SER PRO ILE ALA ASN ILE GLN SER ASP SEQRES 19 E 326 ILE GLY ALA SER GLU ASN SER ASP GLY ASP MET VAL VAL SEQRES 20 E 326 SER CYS SER ALA ILE SER SER LEU PRO ASP ILE VAL PHE SEQRES 21 E 326 THR ILE ASN GLY VAL GLN TYR PRO VAL PRO PRO SER ALA SEQRES 22 E 326 TYR ILE LEU GLN SER GLU GLY SER CYS ILE SER GLY PHE SEQRES 23 E 326 GLN GLY MET ASN LEU PRO THR GLU SER GLY GLU LEU TRP SEQRES 24 E 326 ILE LEU GLY ASP VAL PHE ILE ARG GLN TYR PHE THR VAL SEQRES 25 E 326 PHE ASP ARG ALA ASN ASN GLN VAL GLY LEU ALA PRO VAL SEQRES 26 E 326 ALA HET HH0 E 327 52 HETNAM HH0 METHYL N-[(2S)-2-({(S)-HYDROXY[(1R)-3-METHYL-1-{[N-(3- HETNAM 2 HH0 METHYLBUTANOYL)-L-VALYL-L- HETNAM 3 HH0 VALYL]AMINO}BUTYL]PHOSPHORYL}OXY)-3-PHENYLPROPANOYL]- HETNAM 4 HH0 L-ALANYL-L-ALANINATE HETSYN HH0 IVA-VAL-VAL-LEU(P)-(O)PHE-ALA-ALA-OME FORMUL 2 HH0 C36 H60 N5 O10 P FORMUL 3 HOH *135(H2 O) HELIX 1 1 SER E 47 ASN E 52 1 6 HELIX 2 2 ASN E 57 SER E 61 5 5 HELIX 3 3 GLY E 109 ALA E 115 1 7 HELIX 4 4 TYR E 125 SER E 129 5 5 HELIX 5 5 SER E 129 ALA E 133 5 5 HELIX 6 6 PRO E 135 GLN E 143 1 9 HELIX 7 7 ASP E 171 TYR E 174 5 4 HELIX 8 8 PRO E 224 ILE E 235 1 12 HELIX 9 9 SER E 248 LEU E 255 5 8 HELIX 10 10 PRO E 270 TYR E 274 1 5 HELIX 11 11 GLY E 302 GLN E 308 1 7 SHEET 1 A 6 GLU E 3 PRO E 5 0 SHEET 2 A 6 VAL E 164 PHE E 167 -1 N VAL E 165 O GLN E 4 SHEET 3 A 6 LEU E 150 TYR E 154 -1 O SER E 152 N ILE E 166 SHEET 4 A 6 TYR E 309 ASP E 314 -1 O THR E 311 N VAL E 153 SHEET 5 A 6 GLN E 319 PRO E 324 -1 O GLN E 319 N ASP E 314 SHEET 6 A 6 ASN E 180 PRO E 183 -1 O ASN E 180 N LEU E 322 SHEET 1 C 3 GLN E 191 VAL E 194 0 SHEET 2 C 3 CYS E 210 VAL E 214 -1 O CYS E 210 N VAL E 194 SHEET 3 C 3 TRP E 299 LEU E 301 1 O TRP E 299 N ILE E 213 SHEET 1 D 4 GLU E 202 ALA E 205 0 SHEET 2 D 4 SER E 196 MET E 199 -1 O ILE E 197 N ILE E 204 SHEET 3 D 4 ILE E 258 ILE E 262 -1 N VAL E 259 O THR E 198 SHEET 4 D 4 VAL E 265 VAL E 269 -1 O VAL E 265 N ILE E 262 SHEET 1 E 2 LEU E 221 GLY E 223 0 SHEET 2 E 2 PHE E 286 GLY E 288 1 N GLN E 287 O LEU E 221 SHEET 1 F 4 SER E 238 GLU E 239 0 SHEET 2 F 4 MET E 245 VAL E 247 -1 N VAL E 246 O SER E 238 SHEET 3 F 4 SER E 281 SER E 284 -1 O CYS E 282 N VAL E 247 SHEET 4 F 4 ILE E 275 SER E 278 -1 O LEU E 276 N ILE E 283 SHEET 1 G 2 PRO E 292 THR E 293 0 SHEET 2 G 2 GLY E 296 GLU E 297 -1 O GLY E 296 N THR E 293 SSBOND 1 CYS E 45 CYS E 50 1555 1555 2.04 SSBOND 2 CYS E 206 CYS E 210 1555 1555 2.04 SSBOND 3 CYS E 249 CYS E 282 1555 1555 2.03 CISPEP 1 THR E 22 PRO E 23 0 -3.74 SITE 1 AC1 17 MET E 12 GLU E 13 ASP E 32 GLY E 34 SITE 2 AC1 17 SER E 35 THR E 74 TYR E 75 GLY E 76 SITE 3 AC1 17 THR E 77 PHE E 111 TYR E 189 ILE E 213 SITE 4 AC1 17 ASP E 215 GLY E 217 THR E 218 SER E 219 SITE 5 AC1 17 HOH E 461 CRYST1 71.900 151.270 40.790 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 0.013908 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006611 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024516 0.00000