HEADER HYDROLASE 13-JAN-06 2FOA TITLE STRUCTURE OF PORCINE PANCREATIC ELASTASE IN 40/50/10 % BENZENE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ELASTASE-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PANCREATIC ELASTASE; COMPND 5 EC: 3.4.21.36 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 ORGAN: PANCREAS KEYWDS ELASTASE; SOLVENT MAPPING; ORGANIC SOLVENTS; PROTEIN BINDING SITES; KEYWDS 2 MULTIPLE SOLVENT CRYSTAL STRUCTURES, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR C.MATTOS,C.R.BELLAMACINA,E.PEISACH,A.PEREIRA,D.VITKUP,G.A.PETSKO, AUTHOR 2 D.RINGE REVDAT 5 30-AUG-23 2FOA 1 REMARK SEQADV LINK REVDAT 4 18-OCT-17 2FOA 1 REMARK REVDAT 3 26-OCT-11 2FOA 1 LINK SSBOND VERSN REVDAT 2 24-FEB-09 2FOA 1 VERSN REVDAT 1 18-APR-06 2FOA 0 JRNL AUTH C.MATTOS,C.R.BELLAMACINA,E.PEISACH,A.PEREIRA,D.VITKUP, JRNL AUTH 2 G.A.PETSKO,D.RINGE JRNL TITL MULTIPLE SOLVENT CRYSTAL STRUCTURES: PROBING BINDING SITES, JRNL TITL 2 PLASTICITY AND HYDRATION JRNL REF J.MOL.BIOL. V. 357 1471 2006 JRNL REFN ISSN 0022-2836 JRNL PMID 16488429 JRNL DOI 10.1016/J.JMB.2006.01.039 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 500.00 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) (%) : 50.9 REMARK 3 NUMBER OF REFLECTIONS : 17581 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) : 0.161 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.700 REMARK 3 FREE R VALUE TEST SET COUNT : 928 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 : 18 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.94 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 815 REMARK 3 BIN R VALUE (WORKING SET) : 0.1890 REMARK 3 BIN FREE R VALUE : 0.2270 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 43 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 : 1822 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 18 REMARK 3 SOLVENT ATOMS : 161 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.33 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.89200 REMARK 3 B22 (A**2) : 0.79200 REMARK 3 B33 (A**2) : 1.10000 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 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) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.47 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.643 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 46.06 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : CNS_TOPPAR:PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CNS_TOPPAR:DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : CNS_TOPPAR:WATER.TOP REMARK 3 TOPOLOGY FILE 4 : CNS_TOPPAR:ION.TOP REMARK 3 TOPOLOGY FILE 5 : ISO.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FOA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAR-06. REMARK 100 THE DEPOSITION ID IS D_1000036113. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 298 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROCESS REMARK 200 DATA SCALING SOFTWARE : PROCESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16932 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 500.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 50.9 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: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1ELA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15 MG/ML ELASTASE, 25 MM SODIUM REMARK 280 ACETATE, 135 MM SODIUM SULFATE, 10 UL DROP (5X5). SEE ALSO: REMARK 280 SAWYER ET AL., J.MOL.BIOL. 118, 137-208 (1978)., PH 5.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 291K 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 26.06500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.45500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.96000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.45500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.06500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.96000 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 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 HIS A 75 -58.27 -139.13 REMARK 500 ASN A 121 -157.02 -160.04 REMARK 500 TYR A 178 -111.84 -121.21 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 280 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 74 OE1 REMARK 620 2 GLU A 74 OE2 45.7 REMARK 620 3 ASN A 76 O 90.1 83.0 REMARK 620 4 GLN A 79 O 170.0 141.5 84.8 REMARK 620 5 ASN A 81 OD1 80.3 125.2 89.8 91.1 REMARK 620 6 GLU A 84 OE2 94.1 102.4 174.5 90.4 87.5 REMARK 620 7 HOH A 403 O 100.1 56.2 95.8 89.1 174.4 86.8 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 280 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 290 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 1006 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FO9 RELATED DB: PDB REMARK 900 RELATED ID: 2FOB RELATED DB: PDB REMARK 900 RELATED ID: 2FOC RELATED DB: PDB REMARK 900 RELATED ID: 2FOD RELATED DB: PDB REMARK 900 RELATED ID: 2FOE RELATED DB: PDB REMARK 900 RELATED ID: 2FOF RELATED DB: PDB REMARK 900 RELATED ID: 2FOG RELATED DB: PDB REMARK 900 RELATED ID: 2FOH RELATED DB: PDB DBREF 2FOA A 16 255 UNP P00772 ELA1_PIG 27 266 SEQADV 2FOA ASN A 81 UNP P00772 ASP 92 CONFLICT SEQRES 1 A 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 A 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 A 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 A 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 A 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 A 240 ASN GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 A 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 A 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 A 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 A 240 GLY THR ILE LEU ALA ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 A 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 A 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 A 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 A 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 A 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 A 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 A 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 A 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 A 240 ASN VAL ILE ALA SER ASN HET CA A 280 1 HET SO4 A 290 5 HET IPA A1001 4 HET IPA A1002 4 HET IPA A1006 4 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION HETNAM IPA ISOPROPYL ALCOHOL HETSYN IPA 2-PROPANOL FORMUL 2 CA CA 2+ FORMUL 3 SO4 O4 S 2- FORMUL 4 IPA 3(C3 H8 O) FORMUL 7 HOH *161(H2 O) HELIX 1 1 ALA A 58 ASP A 63 5 6 HELIX 2 2 ASP A 102 GLY A 106 5 5 HELIX 3 3 ASP A 169 SER A 174 1 6 HELIX 4 4 TRP A 179 VAL A 183 5 5 HELIX 5 5 TYR A 244 SER A 254 1 11 SHEET 1 A 8 THR A 20 GLU A 21 0 SHEET 2 A 8 GLN A 161 TYR A 164 -1 O GLN A 162 N THR A 20 SHEET 3 A 8 CYS A 142 GLY A 146 -1 N GLY A 146 O GLN A 161 SHEET 4 A 8 PRO A 206 VAL A 211 -1 O HIS A 208 N TYR A 143 SHEET 5 A 8 GLN A 214 PHE A 223 -1 O GLN A 214 N VAL A 211 SHEET 6 A 8 THR A 236 ARG A 240 -1 O VAL A 237 N PHE A 223 SHEET 7 A 8 MET A 187 ALA A 190 -1 N VAL A 188 O PHE A 238 SHEET 8 A 8 THR A 167 VAL A 168 -1 N VAL A 168 O CYS A 189 SHEET 1 B 7 GLN A 30 SER A 37 0 SHEET 2 B 7 SER A 40 ARG A 51 -1 O CYS A 45 N LEU A 33 SHEET 3 B 7 TRP A 54 THR A 57 -1 O MET A 56 N THR A 48 SHEET 4 B 7 ALA A 110 LEU A 114 -1 O LEU A 112 N VAL A 55 SHEET 5 B 7 GLN A 85 VAL A 94 -1 N VAL A 93 O LEU A 111 SHEET 6 B 7 PHE A 68 VAL A 72 -1 N VAL A 70 O VAL A 87 SHEET 7 B 7 GLN A 30 SER A 37 -1 N GLN A 34 O ARG A 69 SSBOND 1 CYS A 45 CYS A 61 1555 1555 2.03 SSBOND 2 CYS A 142 CYS A 209 1555 1555 2.03 SSBOND 3 CYS A 173 CYS A 189 1555 1555 2.03 SSBOND 4 CYS A 199 CYS A 229 1555 1555 2.03 LINK OE1 GLU A 74 CA CA A 280 1555 1555 2.27 LINK OE2 GLU A 74 CA CA A 280 1555 1555 3.05 LINK O ASN A 76 CA CA A 280 1555 1555 2.25 LINK O GLN A 79 CA CA A 280 1555 1555 2.31 LINK OD1 ASN A 81 CA CA A 280 1555 1555 2.27 LINK OE2 GLU A 84 CA CA A 280 1555 1555 2.40 LINK CA CA A 280 O HOH A 403 1555 1555 2.43 SITE 1 AC1 6 GLU A 74 ASN A 76 GLN A 79 ASN A 81 SITE 2 AC1 6 GLU A 84 HOH A 403 SITE 1 AC2 7 GLY A 133 ARG A 151 ARG A 240 SER A 242 SITE 2 AC2 7 ALA A 243 HOH A 500 HOH A 623 SITE 1 AC3 4 CYS A 199 SER A 203 THR A 221 SER A 222 SITE 1 AC4 1 GLU A 65 SITE 1 AC5 2 LYS A 234 HOH A 740 CRYST1 52.130 57.920 74.910 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 0.019183 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017265 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013349 0.00000