PDB Short entry for 1G9I HEADER HYDROLASE/HYDROLASE INHIBITOR 24-NOV-00 1G9I TITLE CRYSTAL STRUCTURE OF BETA-TRYSIN COMPLEX IN CYCLOHEXANE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSINOGEN, CATIONIC; COMPND 3 CHAIN: E; COMPND 4 FRAGMENT: BETA-TRYPSIN; COMPND 5 EC: 3.4.21.4; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BOWMAN-BIRK TYPE TRYPSIN INHIBITOR; COMPND 8 CHAIN: I; COMPND 9 SYNONYM: ARTIFICIAL MUNG BEAN INHIBITOR; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: PANCREAS; SOURCE 6 MOL_ID: 2; SOURCE 7 SYNTHETIC: YES; SOURCE 8 OTHER_DETAILS: THIS PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE SOURCE 9 IS BASED ON MIMIC BEAN TRYPSIN INHIBITOR. KEYWDS TRYPSIN-INHIBITOR COMPLEX, ORGANIC MEDIA, HYDROLASE-HYDROLASE KEYWDS 2 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR G.ZHU,Q.HUANG,Y.ZHU,Y.LI,C.CHI,Y.TANG REVDAT 8 09-AUG-23 1G9I 1 REMARK REVDAT 7 27-OCT-21 1G9I 1 REMARK SEQADV LINK REVDAT 6 04-OCT-17 1G9I 1 REMARK REVDAT 5 13-JUL-11 1G9I 1 VERSN REVDAT 4 24-FEB-09 1G9I 1 VERSN REVDAT 3 01-APR-03 1G9I 1 JRNL REVDAT 2 11-APR-01 1G9I 1 JRNL REVDAT 1 06-DEC-00 1G9I 0 JRNL AUTH G.ZHU,Q.HUANG,Y.ZHU,Y.LI,C.CHI,Y.TANG JRNL TITL X-RAY STUDY ON AN ARTIFICIAL MUNG BEAN INHIBITOR COMPLEX JRNL TITL 2 WITH BOVINE BETA-TRYPSIN IN NEAT CYCLOHEXANE. JRNL REF BIOCHIM.BIOPHYS.ACTA V.1546 98 2001 JRNL REFN ISSN 0006-3002 JRNL PMID 11257512 JRNL DOI 10.1016/S0167-4838(00)00299-5 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.LI,Q.HUANG,S.ZHANG,S.LIU,C.CHI,Y.TANG REMARK 1 TITL STUDIES ON AN ARTIFICIAL TRYPSIN INHIBITOR PEPTIDE DERIVED REMARK 1 TITL 2 FROM THE MUNG BEAN INHIBITOR REMARK 1 REF J.BIOCHEM.(TOKYO) V. 116 18 1994 REMARK 1 REFN ISSN 0021-924X REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.500 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 : 11555 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1193 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.30 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2600 REMARK 3 BIN FREE R VALUE : 0.3470 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 116 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 : 1791 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 180 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.70 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.370 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 1G9I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-NOV-00. REMARK 100 THE DEPOSITION ID IS D_1000012401. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JAN-98 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 6.4 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12041 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 70.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.750 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.2 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.09300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 62.3 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.21700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1SMF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2M AMMONIUM SULPHATE, 0.2M PHOSPHATE REMARK 280 BUFFER, PH 6.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 297K 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 31.19000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.52000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.67500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.52000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.19000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.67500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, I 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 SER E 37 52.54 -146.27 REMARK 500 ASP E 71 -74.12 -140.07 REMARK 500 ASN E 79 -11.79 85.56 REMARK 500 LYS E 87 143.57 178.46 REMARK 500 SER E 214 -90.46 -117.63 REMARK 500 PRO I 302 177.80 -34.93 REMARK 500 CYS I 304 -150.15 44.96 REMARK 500 SER I 306 73.51 37.80 REMARK 500 CYS I 307 93.83 -64.27 REMARK 500 LYS I 311 44.55 -100.57 REMARK 500 CYS I 319 171.58 63.65 REMARK 500 ASN I 321 93.36 -57.67 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA E 801 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU E 70 OE1 REMARK 620 2 ASN E 72 O 83.3 REMARK 620 3 VAL E 75 O 160.1 87.4 REMARK 620 4 GLU E 80 OE2 102.7 153.9 93.4 REMARK 620 5 HOH E 470 O 74.6 116.5 94.2 89.6 REMARK 620 6 HOH E 519 O 88.1 82.6 108.1 72.3 151.7 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA E 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 E 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 E 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN I OF BOWMAN-BIRK TYPE REMARK 800 TRYPSIN INHIBITOR REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SMF RELATED DB: PDB REMARK 900 1SMF IS THE SAME COMPLEX IN AQUEOUS SOLUTION. DBREF 1G9I E 16 245 UNP P00760 TRY1_BOVIN 21 243 DBREF 1G9I I 301 322 UNP P01062 IBB_PHAAU 10 31 SEQADV 1G9I ARG I 308 UNP P01062 ASP 17 ENGINEERED MUTATION SEQADV 1G9I GLN I 316 UNP P01062 GLU 25 ENGINEERED MUTATION SEQRES 1 E 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 E 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 E 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 E 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 E 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 E 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 E 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 E 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 E 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 E 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 E 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 E 223 SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE SEQRES 13 E 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 E 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 E 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 E 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 E 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 E 223 SER ASN SEQRES 1 I 22 GLU PRO CYS CYS ASP SER CYS ARG CYS THR LYS SER ILE SEQRES 2 I 22 PRO PRO GLN CYS HIS CYS ALA ASN ILE HET CA E 801 1 HET SO4 E 802 5 HET SO4 E 803 5 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION FORMUL 3 CA CA 2+ FORMUL 4 SO4 2(O4 S 2-) FORMUL 6 HOH *180(H2 O) HELIX 1 1 ALA E 55 TYR E 59 5 5 HELIX 2 2 SER E 164 TYR E 172 1 9 HELIX 3 3 TYR E 234 SER E 244 1 11 SHEET 1 A 7 MET E 180 ALA E 183 0 SHEET 2 A 7 GLY E 226 LYS E 230 -1 N GLY E 226 O ALA E 183 SHEET 3 A 7 LYS E 204 GLY E 216 -1 O ILE E 212 N THR E 229 SHEET 4 A 7 PRO E 198 CYS E 201 -1 O VAL E 199 N GLN E 210 SHEET 5 A 7 GLN E 135 GLY E 140 -1 N LEU E 137 O VAL E 200 SHEET 6 A 7 LYS E 156 PRO E 161 -1 O LYS E 156 N GLY E 140 SHEET 7 A 7 TYR E 20 THR E 21 -1 O TYR E 20 N CYS E 157 SHEET 1 B 4 MET E 180 ALA E 183 0 SHEET 2 B 4 GLY E 226 LYS E 230 -1 N GLY E 226 O ALA E 183 SHEET 3 B 4 LYS E 204 GLY E 216 -1 O ILE E 212 N THR E 229 SHEET 4 B 4 CYS I 309 THR I 310 -1 O CYS I 309 N GLY E 216 SHEET 1 C 7 GLN E 30 ASN E 34 0 SHEET 2 C 7 HIS E 40 ASN E 48 -1 N PHE E 41 O LEU E 33 SHEET 3 C 7 TRP E 51 SER E 54 -1 O TRP E 51 N ILE E 47 SHEET 4 C 7 MET E 104 LEU E 108 -1 N MET E 104 O SER E 54 SHEET 5 C 7 GLN E 81 VAL E 90 -1 N SER E 86 O LYS E 107 SHEET 6 C 7 GLN E 64 LEU E 67 -1 N VAL E 65 O ILE E 83 SHEET 7 C 7 GLN E 30 ASN E 34 -1 O SER E 32 N ARG E 66 SSBOND 1 CYS E 22 CYS E 157 1555 1555 2.04 SSBOND 2 CYS E 42 CYS E 58 1555 1555 2.02 SSBOND 3 CYS E 128 CYS E 232 1555 1555 2.03 SSBOND 4 CYS E 136 CYS E 201 1555 1555 2.03 SSBOND 5 CYS E 168 CYS E 182 1555 1555 2.03 SSBOND 6 CYS E 191 CYS E 220 1555 1555 2.03 SSBOND 7 CYS I 303 CYS I 307 1555 1555 2.03 SSBOND 8 CYS I 304 CYS I 319 1555 1555 2.02 SSBOND 9 CYS I 309 CYS I 317 1555 1555 2.03 LINK OE1 GLU E 70 CA CA E 801 1555 1555 2.46 LINK O ASN E 72 CA CA E 801 1555 1555 2.07 LINK O VAL E 75 CA CA E 801 1555 1555 2.09 LINK OE2 GLU E 80 CA CA E 801 1555 1555 2.25 LINK O HOH E 470 CA CA E 801 1555 1555 2.07 LINK O HOH E 519 CA CA E 801 1555 1555 2.21 CISPEP 1 ILE I 313 PRO I 314 0 -0.63 SITE 1 AC1 6 GLU E 70 ASN E 72 VAL E 75 GLU E 80 SITE 2 AC1 6 HOH E 470 HOH E 519 SITE 1 AC2 8 LYS E 169 PRO E 173 GLY E 174 GLN E 240 SITE 2 AC2 8 HOH E 432 HOH E 454 HOH E 584 HOH E 701 SITE 1 AC3 8 ARG E 66 PHE E 82 SER E 166 SER E 167 SITE 2 AC3 8 SER E 170 HOH E 482 HOH E 673 HOH E 680 SITE 1 AC4 27 HIS E 40 PHE E 41 HIS E 57 SER E 96 SITE 2 AC4 27 ASN E 97 THR E 98 LEU E 99 GLY E 133 SITE 3 AC4 27 TYR E 151 GLN E 175 ASP E 189 SER E 190 SITE 4 AC4 27 CYS E 191 GLN E 192 GLY E 193 ASP E 194 SITE 5 AC4 27 SER E 195 SER E 214 TRP E 215 GLY E 216 SITE 6 AC4 27 SER E 217 HOH E 528 HOH I 525 HOH I 572 SITE 7 AC4 27 HOH I 587 HOH I 657 HOH I 676 CRYST1 62.380 63.350 69.040 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 0.016031 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015785 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014484 0.00000