PDB Short entry for 1SRA HEADER CALCIUM-BINDING PROTEIN 21-AUG-95 1SRA TITLE STRUCTURE OF A NOVEL EXTRACELLULAR CA2+-BINDING MODULE IN TITLE 2 BM-40(SLASH)SPARC(SLASH)OSTEONECTIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPARC; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CARBOXY-TERMINAL DOMAIN (RESIDUES 136 - 286); COMPND 5 SYNONYM: BM-40, OSTEONECTIN; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: CRYSTALLIZED FROM 0.7 M K, NA-TARTRATE, PH COMPND 8 7.5 + 2 MM CACL2 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: KIDNEY; SOURCE 6 GENE: HUMAN BM-40; SOURCE 7 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 8 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 10 EXPRESSION_SYSTEM_CELL_LINE: HUMAN EMBRYONIC KIDNEY CELLS SOURCE 11 (293, ATCC CRL 1573); SOURCE 12 EXPRESSION_SYSTEM_ATCC_NUMBER: 1573; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: BLUESCRIPT, PCIS; SOURCE 14 EXPRESSION_SYSTEM_GENE: HUMAN BM-40 KEYWDS EXTRACELLULAR MATRIX PROTEIN, CALCIUM-BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.HOHENESTER,P.MAURER,C.HOHENADL,R.TIMPL,J.N.JANSONIUS, AUTHOR 2 J.ENGEL REVDAT 2 24-FEB-09 1SRA 1 VERSN REVDAT 1 08-MAR-96 1SRA 0 JRNL AUTH E.HOHENESTER,P.MAURER,C.HOHENADL,R.TIMPL, JRNL AUTH 2 J.N.JANSONIUS,J.ENGEL JRNL TITL STRUCTURE OF A NOVEL EXTRACELLULAR CA(2+)-BINDING JRNL TITL 2 MODULE IN BM-40. JRNL REF NAT.STRUCT.BIOL. V. 3 67 1996 JRNL REFN ISSN 1072-8368 JRNL PMID 8548457 JRNL DOI 10.1038/NSB0196-67 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.MAURER,C.HOHENADL,E.HOHENESTER,W.GOHRING,R.TIMPL, REMARK 1 AUTH 2 J.ENGEL REMARK 1 TITL THE C-TERMINAL PORTION OF BM-40 REMARK 1 TITL 2 (SPARC(SLASH)OSTEONECTIN) IS AN AUTONOMOUSLY REMARK 1 TITL 3 FOLDING AND CRYSTALLISABLE DOMAIN THAT BINDS REMARK 1 TITL 4 CALCIUM AND COLLAGEN IV REMARK 1 REF J.MOL.BIOL. V. 253 347 1995 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH T.F.LANE,E.H.SAGE REMARK 1 TITL THE BIOLOGY OF SPARC, A PROTEIN THAT MODULATES REMARK 1 TITL 2 CELL-MATRIX INTERACTIONS REMARK 1 REF FASEB J. V. 8 163 1994 REMARK 1 REFN ISSN 0892-6638 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 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) (%) : 87.1 REMARK 3 NUMBER OF REFLECTIONS : 13737 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) : 0.196 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 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 : 1262 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 112 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.50 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) : 0.25 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) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.50 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.50 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 1SRA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-APR-95 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : MPG/DESY, HAMBURG REMARK 200 BEAMLINE : BW6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.02 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15597 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.06300 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) : 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.26 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5 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 27.35000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.75000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.60000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.75000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.35000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.60000 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 450 REMARK 450 SOURCE REMARK 450 REMARK 450 MOLECULE_NAME: SPARC. FRAGMENT 136 - 286 PRODUCED BY PCR. REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 173 CG CD OE1 OE2 REMARK 480 LYS A 174 CG CD CE NZ REMARK 480 LYS A 181 CG CD CE NZ REMARK 480 GLU A 186 CG CD OE1 OE2 REMARK 480 GLU A 190 CG CD OE1 OE2 REMARK 480 ASP A 193 CB CG OD1 OD2 REMARK 480 ASN A 208 CG OD1 ND2 REMARK 480 GLU A 254 CG CD OE1 OE2 REMARK 480 LYS A 276 CE NZ REMARK 480 GLN A 277 CG CD OE1 NE2 REMARK 480 LYS A 278 CE NZ REMARK 480 LYS A 282 CE NZ REMARK 480 ASP A 283 OD1 OD2 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 A 227 7.83 -151.48 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 CA 303 IS A NONIDENTIFIED METAL ION WHICH HAS BEEN MODELED REMARK 600 AS CA+2 WITH UNIT OCCUPANCY. 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 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 227 OD1 REMARK 620 2 TYR A 229 O 78.8 REMARK 620 3 ASP A 222 OD1 85.4 79.2 REMARK 620 4 PRO A 225 O 84.5 157.1 84.0 REMARK 620 5 GLU A 234 OE1 141.7 76.2 117.3 125.8 REMARK 620 6 GLU A 234 OE2 165.5 115.2 93.5 81.1 50.6 REMARK 620 7 HOH A 408 O 74.8 95.0 160.1 95.6 78.9 106.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 405 O REMARK 620 2 ASP A 257 OD1 160.4 REMARK 620 3 ASP A 261 OD1 74.2 86.2 REMARK 620 4 TYR A 263 O 88.6 88.0 78.2 REMARK 620 5 GLU A 268 OE2 108.0 89.0 152.3 129.0 REMARK 620 6 GLU A 268 OE1 89.2 109.6 155.4 83.5 50.2 REMARK 620 7 ASP A 259 OD1 92.1 82.7 77.0 154.0 75.3 122.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 303 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PRO A 241 O REMARK 620 2 GLU A 246 OE1 97.2 REMARK 620 3 HOH A 479 O 87.8 102.1 REMARK 620 4 ILE A 243 O 100.2 79.7 171.5 REMARK 620 5 HOH A 416 O 89.0 158.8 98.4 79.3 REMARK 620 6 HOH A 488 O 169.7 86.3 81.9 89.9 91.2 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: EF1 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: EF-HAND 1 TO WHICH CA+2(301) IS BOUND; CA+2 REMARK 800 LIGANDS ARE LISTED REMARK 800 SITE_IDENTIFIER: EF2 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: EF-HAND 2 TO WHICH CA+2(302) IS BOUND REMARK 800 SITE_IDENTIFIER: MET REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR THIRD, UNIDENTIFIED METAL REMARK 800 ION MODELED AS CALCIUM CA+2(303) REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 302 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 303 DBREF 1SRA A 136 286 UNP P09486 SPRC_HUMAN 153 303 SEQRES 1 A 151 PRO PRO CYS LEU ASP SER GLU LEU THR GLU PHE PRO LEU SEQRES 2 A 151 ARG MET ARG ASP TRP LEU LYS ASN VAL LEU VAL THR LEU SEQRES 3 A 151 TYR GLU ARG ASP GLU ASP ASN ASN LEU LEU THR GLU LYS SEQRES 4 A 151 GLN LYS LEU ARG VAL LYS LYS ILE HIS GLU ASN GLU LYS SEQRES 5 A 151 ARG LEU GLU ALA GLY ASP HIS PRO VAL GLU LEU LEU ALA SEQRES 6 A 151 ARG ASP PHE GLU LYS ASN TYR ASN MET TYR ILE PHE PRO SEQRES 7 A 151 VAL HIS TRP GLN PHE GLY GLN LEU ASP GLN HIS PRO ILE SEQRES 8 A 151 ASP GLY TYR LEU SER HIS THR GLU LEU ALA PRO LEU ARG SEQRES 9 A 151 ALA PRO LEU ILE PRO MET GLU HIS CYS THR THR ARG PHE SEQRES 10 A 151 PHE GLU THR CYS ASP LEU ASP ASN ASP LYS TYR ILE ALA SEQRES 11 A 151 LEU ASP GLU TRP ALA GLY CYS PHE GLY ILE LYS GLN LYS SEQRES 12 A 151 ASP ILE ASP LYS ASP LEU VAL ILE HET CA A 301 1 HET CA A 302 1 HET CA A 303 1 HETNAM CA CALCIUM ION FORMUL 2 CA 3(CA 2+) FORMUL 5 HOH *112(H2 O) HELIX 1 1 ASP A 140 ARG A 164 1 25 HELIX 2 2 GLU A 173 HIS A 183 1 11 HELIX 3 3 VAL A 196 LYS A 205 1 10 HELIX 4 4 TYR A 207 LEU A 221 5 15 HELIX 5 5 ALA A 236 ARG A 239 5 4 HELIX 6 6 GLU A 246 CYS A 256 5 11 HELIX 7 7 LEU A 266 PHE A 273 1 8 HELIX 8 8 GLN A 277 ASP A 279 5 3 HELIX 9 9 LYS A 282 LEU A 284 5 3 SHEET 1 A 2 TYR A 229 LEU A 230 0 SHEET 2 A 2 ILE A 264 ALA A 265 -1 N ILE A 264 O LEU A 230 SSBOND 1 CYS A 138 CYS A 248 1555 1555 2.14 SSBOND 2 CYS A 256 CYS A 272 1555 1555 2.15 LINK CA CA A 301 OD1 ASP A 227 1555 1555 2.41 LINK CA CA A 301 O TYR A 229 1555 1555 2.44 LINK CA CA A 301 OD1 ASP A 222 1555 1555 2.14 LINK CA CA A 301 O PRO A 225 1555 1555 2.38 LINK CA CA A 301 OE1 GLU A 234 1555 1555 2.58 LINK CA CA A 301 OE2 GLU A 234 1555 1555 2.55 LINK CA CA A 301 O HOH A 408 1555 1555 2.18 LINK CA CA A 302 O HOH A 405 1555 1555 2.42 LINK CA CA A 302 OD1 ASP A 257 1555 1555 2.29 LINK CA CA A 302 OD1 ASP A 261 1555 1555 2.31 LINK CA CA A 302 O TYR A 263 1555 1555 2.44 LINK CA CA A 302 OE2 GLU A 268 1555 1555 2.74 LINK CA CA A 302 OE1 GLU A 268 1555 1555 2.36 LINK CA CA A 302 OD1 ASP A 259 1555 1555 2.37 LINK CA CA A 303 O PRO A 241 1555 1555 2.29 LINK CA CA A 303 OE1 GLU A 246 1555 1555 2.52 LINK CA CA A 303 O HOH A 479 1555 1555 3.28 LINK CA CA A 303 O ILE A 243 1555 1555 2.62 LINK CA CA A 303 O HOH A 416 1555 1555 2.81 LINK CA CA A 303 O HOH A 488 1555 1555 2.97 CISPEP 1 HIS A 224 PRO A 225 0 0.59 SITE 1 EF1 5 ASP A 222 PRO A 225 ASP A 227 TYR A 229 SITE 2 EF1 5 GLU A 234 SITE 1 EF2 5 ASP A 257 ASP A 259 ASP A 261 TYR A 263 SITE 2 EF2 5 GLU A 268 SITE 1 MET 3 ALA A 240 LEU A 242 MET A 245 SITE 1 AC1 6 ASP A 222 PRO A 225 ASP A 227 TYR A 229 SITE 2 AC1 6 GLU A 234 HOH A 408 SITE 1 AC2 6 ASP A 257 ASP A 259 ASP A 261 TYR A 263 SITE 2 AC2 6 GLU A 268 HOH A 405 SITE 1 AC3 5 PRO A 241 ILE A 243 GLU A 246 HOH A 416 SITE 2 AC3 5 HOH A 488 CRYST1 54.700 55.200 75.500 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 0.018282 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018116 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013245 0.00000