HEADER HYDROLASE 09-JAN-06 2FMJ TITLE 220-LOOP MUTANT OF STREPTOMYCES GRISEUS TRYPSIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SGT; COMPND 5 EC: 3.4.21.4; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 3 ORGANISM_TAXID: 1911; SOURCE 4 GENE: SPRT; SOURCE 5 EXPRESSION_SYSTEM: BACILLUS SUBTILIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 1423; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: WB700; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PWB980 KEYWDS TRYPSIN, SERINE PROTEASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.J.PAGE,E.DI CERA REVDAT 3 20-OCT-21 2FMJ 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2FMJ 1 VERSN REVDAT 1 23-MAY-06 2FMJ 0 JRNL AUTH M.J.PAGE,M.R.BLEACKLEY,S.WONG,R.T.MACGILLIVRAY,E.DI CERA JRNL TITL CONVERSION OF TRYPSIN INTO A NA(+)-ACTIVATED ENZYME. JRNL REF BIOCHEMISTRY V. 45 2987 2006 JRNL REFN ISSN 0006-2960 JRNL PMID 16503653 JRNL DOI 10.1021/BI052481A REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.J.READ,M.N.G.JAMES REMARK 1 TITL REFINED CRYSTAL STRUCTURE OF STREPTOMYCES GRISEUS TRYPSIN AT REMARK 1 TITL 2 1.7 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 200 523 1988 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.J.READ,G.D.BRAYER,L.JURASEK,M.N.G.JAMES REMARK 1 TITL CRITICAL COMPARISON OF COMPARATIVE MODEL BUILDING OF REMARK 1 TITL 2 STREPTOMYCES GRISEUS TRYPSIN REMARK 1 REF BIOCHEMISTRY V. 23 6570 1984 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.J.PAGE,S.L.WONG,J.HEWITT REMARK 1 TITL ENGINEERING THE PRIMARY SUBSTRATE SPECIFICITY OF REMARK 1 TITL 2 STREPTOMYCES GRISEUS TRYPSIN. REMARK 1 REF BIOCHEMISTRY V. 42 9060 2003 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XTALVIEW REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.58 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1031383.310 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 22153 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 SET) : 0.157 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2201 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.75 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 77.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2699 REMARK 3 BIN R VALUE (WORKING SET) : 0.2470 REMARK 3 BIN FREE R VALUE : 0.2740 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 287 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1616 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 272 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.63000 REMARK 3 B22 (A**2) : 1.63000 REMARK 3 B33 (A**2) : -3.27000 REMARK 3 B12 (A**2) : 1.96000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.15 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.11 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.130 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FMJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JAN-06. REMARK 100 THE DEPOSITION ID IS D_1000036055. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.1 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 : OSMIC MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22158 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.8 M AMMONIUM SULPHATE 10 MM CALCIUM REMARK 280 ACETATE, PH 6.1 200 MM NACL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 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 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 66.89133 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 33.44567 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 50.16850 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 16.72283 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 83.61417 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 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 ASN A 95 25.71 -147.53 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 A 338 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 165 OD1 REMARK 620 2 ASP A 165 OD2 51.3 REMARK 620 3 ALA A 177A O 99.6 83.2 REMARK 620 4 GLU A 180 O 81.3 126.5 81.7 REMARK 620 5 GLU A 230 OE2 153.7 153.3 94.8 79.1 REMARK 620 6 HOH A 375 O 78.1 93.1 176.3 100.6 88.4 REMARK 620 7 HOH A 409 O 126.6 78.6 90.4 152.1 74.9 88.8 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 338 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 339 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SGT RELATED DB: PDB REMARK 900 NATIVE STREPTOMYCES GRISEUS TRYPSIN REMARK 900 RELATED ID: 1OS8 RELATED DB: PDB REMARK 900 RECOMBINANT STREPTOMYCES GRISEUS TRYPSIN REMARK 900 RELATED ID: 1OSS RELATED DB: PDB REMARK 900 T190P MUTANT OF STREPTOMYCES GRISEUS TRYPSIN REMARK 999 REMARK 999 SEQUENCE REMARK 999 AMINO ACID NUMBERING IS BASED ON CHYMOTRYPSINOGEN REMARK 999 AND IS THE SAME AS THAT USED IN THE NATIVE REMARK 999 STRUCTURE (PDB ID 1OS8). DBREF 2FMJ A 16 237 UNP P00775 TRYP_STRGR 37 259 SEQADV 2FMJ A UNP P00775 PRO 196 DELETION SEQADV 2FMJ GLU A 217 UNP P00775 TYR 231 ENGINEERED MUTATION SEQADV 2FMJ LYS A 222 UNP P00775 PRO 236 ENGINEERED MUTATION SEQADV 2FMJ LYS A 224 UNP P00775 TYR 238 ENGINEERED MUTATION SEQADV 2FMJ TYR A 225 UNP P00775 PRO 239 ENGINEERED MUTATION SEQRES 1 A 222 VAL VAL GLY GLY THR ARG ALA ALA GLN GLY GLU PHE PRO SEQRES 2 A 222 PHE MET VAL ARG LEU SER MET GLY CYS GLY GLY ALA LEU SEQRES 3 A 222 TYR ALA GLN ASP ILE VAL LEU THR ALA ALA HIS CYS VAL SEQRES 4 A 222 SER GLY SER GLY ASN ASN THR SER ILE THR ALA THR GLY SEQRES 5 A 222 GLY VAL VAL ASP LEU GLN SER SER SER ALA VAL LYS VAL SEQRES 6 A 222 ARG SER THR LYS VAL LEU GLN ALA PRO GLY TYR ASN GLY SEQRES 7 A 222 THR GLY LYS ASP TRP ALA LEU ILE LYS LEU ALA GLN PRO SEQRES 8 A 222 ILE ASN GLN PRO THR LEU LYS ILE ALA THR THR THR ALA SEQRES 9 A 222 TYR ASN GLN GLY THR PHE THR VAL ALA GLY TRP GLY ALA SEQRES 10 A 222 ASN ARG GLU GLY GLY SER GLN GLN ARG TYR LEU LEU LYS SEQRES 11 A 222 ALA ASN VAL PRO PHE VAL SER ASP ALA ALA CYS ARG SER SEQRES 12 A 222 ALA TYR GLY ASN GLU LEU VAL ALA ASN GLU GLU ILE CYS SEQRES 13 A 222 ALA GLY TYR ASP THR GLY GLY VAL ASP THR CYS GLN GLY SEQRES 14 A 222 ASP SER GLY GLY PRO MET PHE ARG LYS ASP ASN ALA ASP SEQRES 15 A 222 GLU TRP ILE GLN VAL GLY ILE VAL SER TRP GLY GLU GLY SEQRES 16 A 222 CYS ALA ARG LYS GLY LYS TYR GLY VAL TYR THR GLU VAL SEQRES 17 A 222 SER THR PHE ALA SER ALA ILE ALA SER ALA ALA ARG THR SEQRES 18 A 222 LEU HET CA A 338 1 HET SO4 A 339 5 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION FORMUL 2 CA CA 2+ FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *272(H2 O) HELIX 1 1 ALA A 55 VAL A 59 5 5 HELIX 2 2 SER A 164 GLY A 173 1 10 HELIX 3 3 ASN A 174 LEU A 176 5 3 HELIX 4 4 VAL A 177 ASN A 178 5 3 HELIX 5 5 VAL A 231 LEU A 245 1 15 SHEET 1 A 6 THR A 20 ARG A 21 0 SHEET 2 A 6 LEU A 156 VAL A 163 -1 O LYS A 157 N THR A 20 SHEET 3 A 6 THR A 135 GLY A 140 -1 N PHE A 136 O VAL A 160 SHEET 4 A 6 PRO A 198 LYS A 202 -1 O PHE A 200 N THR A 137 SHEET 5 A 6 TRP A 207 TRP A 215 -1 O ILE A 208 N ARG A 201 SHEET 6 A 6 LYS A 122 ILE A 123 1 N LYS A 122 O GLN A 209 SHEET 1 B 6 THR A 20 ARG A 21 0 SHEET 2 B 6 LEU A 156 VAL A 163 -1 O LYS A 157 N THR A 20 SHEET 3 B 6 GLU A 180 ALA A 183 -1 O CYS A 182 N VAL A 163 SHEET 4 B 6 GLY A 226 GLU A 230 -1 O TYR A 228 N ILE A 181 SHEET 5 B 6 TRP A 207 TRP A 215 -1 N TRP A 215 O VAL A 227 SHEET 6 B 6 LYS A 122 ILE A 123 1 N LYS A 122 O GLN A 209 SHEET 1 C 8 GLY A 60C ASN A 60D 0 SHEET 2 C 8 VAL A 81 GLN A 90 -1 O VAL A 88 N GLY A 60C SHEET 3 C 8 ALA A 104 LEU A 108 -1 O LEU A 105 N LEU A 89 SHEET 4 C 8 ILE A 51 THR A 54 -1 N THR A 54 O ALA A 104 SHEET 5 C 8 CYS A 42 ALA A 48 -1 N ALA A 45 O LEU A 53 SHEET 6 C 8 MET A 30 LEU A 33 -1 N LEU A 33 O CYS A 42 SHEET 7 C 8 THR A 65 GLY A 68 -1 O THR A 67 N ARG A 32 SHEET 8 C 8 VAL A 81 GLN A 90 -1 O VAL A 83 N ALA A 66 SSBOND 1 CYS A 42 CYS A 58 1555 1555 2.04 SSBOND 2 CYS A 168 CYS A 182 1555 1555 2.01 SSBOND 3 CYS A 191 CYS A 220 1555 1555 2.04 LINK OD1 ASP A 165 CA CA A 338 1555 1555 2.58 LINK OD2 ASP A 165 CA CA A 338 1555 1555 2.56 LINK O ALA A 177A CA CA A 338 1555 1555 2.40 LINK O GLU A 180 CA CA A 338 1555 1555 2.43 LINK OE2 GLU A 230 CA CA A 338 1555 1555 2.45 LINK CA CA A 338 O HOH A 375 1555 1555 2.51 LINK CA CA A 338 O HOH A 409 1555 1555 2.59 SITE 1 AC1 6 ASP A 165 ALA A 177A GLU A 180 GLU A 230 SITE 2 AC1 6 HOH A 375 HOH A 409 SITE 1 AC2 6 HIS A 57 GLN A 192 GLY A 193 SER A 195 SITE 2 AC2 6 HOH A 466 HOH A 579 CRYST1 58.319 58.319 100.337 90.00 90.00 120.00 P 65 6 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 0.017147 0.009900 0.000000 0.00000 SCALE2 0.000000 0.019800 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009966 0.00000