HEADER PHOSPHOMONOESTERASE 31-AUG-99 1QLG TITLE CRYSTAL STRUCTURE OF PHYTASE WITH MAGNESIUM FROM BACILLUS TITLE 2 AMYLOLIQUEFACIENS COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-PHYTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PHYTASE, PHYTATE 3-PHOSPHATASE, MYO-INOSITOL-HEXAPHOSPHATE COMPND 5 3-PHOSPHOHYDROLASE; COMPND 6 EC: 3.1.3.8; COMPND 7 ENGINEERED: YES; COMPND 8 OTHER_DETAILS: CALCIUM MAGNESIUM SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS AMYLOLIQUEFACIENS; SOURCE 3 ORGANISM_TAXID: 1390; SOURCE 4 STRAIN: DS11; SOURCE 5 CELLULAR_LOCATION: SECRETION; SOURCE 6 EXPRESSION_SYSTEM: BACILLUS SUBTILIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 1423 KEYWDS PHOSPHOMONOESTERASE, PHYTASE, THERMOSTABLE, PHOSPHATASE, CALCIUM, KEYWDS 2 MAGNESIUM EXPDTA X-RAY DIFFRACTION AUTHOR S.SHIN,N.-C.HA,B.-H.OH REVDAT 3 13-DEC-23 1QLG 1 REMARK LINK REVDAT 2 24-FEB-09 1QLG 1 VERSN REVDAT 1 03-FEB-00 1QLG 0 JRNL AUTH N.-C.HA,B.-C.OH,S.SHIN,H.J.KIM,T.K.OH,Y.O.KIM,K.Y.CHOI, JRNL AUTH 2 B.H.OH JRNL TITL CRYSTAL STRUCTURES OF A NOVEL, THERMOSTABLE PHYTASE IN JRNL TITL 2 PARTIALLY AND FULLY CALCIUM-LOADED STATES JRNL REF NAT.STRUCT.BIOL. V. 7 147 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 10655618 JRNL DOI 10.1038/72421 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 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) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.0 REMARK 3 NUMBER OF REFLECTIONS : 17305 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) : 0.218 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 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 : 2736 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 48 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.513 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 1QLG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 31-AUG-99. REMARK 100 THE DEPOSITION ID IS D_1290004066. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 296.0 REMARK 200 PH : 6.50 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 : MACSCIENCE REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : MONOCHROMETER REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MACSCIENCE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17305 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.0 REMARK 200 DATA REDUNDANCY : 1.070 REMARK 200 R MERGE (I) : 0.08400 REMARK 200 R SYM (I) : 0.08400 REMARK 200 FOR THE DATA SET : 13.5000 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 (%) : 87.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.00 REMARK 200 R MERGE FOR SHELL (I) : 0.31700 REMARK 200 R SYM FOR SHELL (I) : 0.31700 REMARK 200 FOR SHELL : 2.620 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIRECT METHODS REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: 1POO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.47 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.50 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 25.53000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.84500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.02000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.84500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.53000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.02000 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 300 REMARK: BIOLOGICAL_UNIT: MONOMER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 382 REMARK 465 LYS A 383 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 ALA A 53 -72.76 -110.27 REMARK 500 ASP A 55 -74.59 -142.79 REMARK 500 SER A 78 -163.39 -114.26 REMARK 500 ASN A 99 -65.86 -94.39 REMARK 500 ASN A 110 106.40 5.45 REMARK 500 TYR A 159 -96.98 -127.59 REMARK 500 LYS A 200 91.75 -56.01 REMARK 500 GLU A 211 -53.87 -156.66 REMARK 500 GLU A 227 -59.83 -27.93 REMARK 500 GLU A 229 -75.68 -111.58 REMARK 500 GLU A 260 -124.58 -106.75 REMARK 500 VAL A 296 -62.76 -104.98 REMARK 500 ASP A 314 -80.05 -96.22 REMARK 500 LEU A 323 40.38 -99.37 REMARK 500 LYS A 376 45.35 -141.24 REMARK 500 ARG A 380 19.48 -142.43 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 801 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 43 OE1 REMARK 620 2 GLU A 43 OE2 48.3 REMARK 620 3 ASP A 308 OD1 85.5 117.2 REMARK 620 4 ASN A 339 OD1 68.4 108.2 82.1 REMARK 620 5 ILE A 340 O 163.1 148.4 84.3 96.9 REMARK 620 6 ASP A 341 OD1 102.5 72.8 170.0 95.1 86.5 REMARK 620 7 HOH A2002 O 107.8 69.0 96.5 175.9 86.7 86.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 803 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 56 OD2 REMARK 620 2 PRO A 57 O 79.5 REMARK 620 3 VAL A 101 O 66.6 96.7 REMARK 620 4 HOH A2007 O 152.7 88.9 90.6 REMARK 620 5 HOH A2017 O 76.7 155.7 78.5 114.7 REMARK 620 6 HOH A2033 O 120.8 102.8 160.2 85.8 85.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 901 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 159 OH REMARK 620 2 GLU A 211 OE2 72.3 REMARK 620 3 GLU A 227 OE2 99.2 116.0 REMARK 620 4 GLU A 260 OE1 165.7 93.5 85.8 REMARK 620 5 GLU A 260 OE2 149.8 137.8 68.2 44.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 902 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 258 OD2 REMARK 620 2 GLU A 260 OE2 92.9 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 802 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 308 OD2 REMARK 620 2 GLY A 309 O 85.0 REMARK 620 3 ASN A 336 ND2 119.8 83.9 REMARK 620 4 ASN A 336 OD1 78.7 72.1 41.7 REMARK 620 5 GLU A 338 O 84.9 141.5 69.4 69.5 REMARK 620 6 HOH A2015 O 81.4 123.0 148.7 153.7 91.9 REMARK 620 7 HOH A2031 O 143.4 105.0 96.5 137.9 105.1 63.4 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 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 902 DBREF 1QLG A 29 381 UNP O66037 PHYT_BACSP 29 381 SEQADV 1QLG ASN A 336 UNP O66037 ASP 336 CONFLICT SEQRES 1 A 355 LYS LEU SER ASP PRO TYR HIS PHE THR VAL ASN ALA ALA SEQRES 2 A 355 ALA GLU THR GLU PRO VAL ASP THR ALA GLY ASP ALA ALA SEQRES 3 A 355 ASP ASP PRO ALA ILE TRP LEU ASP PRO LYS ASN PRO GLN SEQRES 4 A 355 ASN SER LYS LEU ILE THR THR ASN LYS LYS SER GLY LEU SEQRES 5 A 355 ALA VAL TYR SER LEU GLU GLY LYS MET LEU HIS SER TYR SEQRES 6 A 355 HIS THR GLY LYS LEU ASN ASN VAL ASP ILE ARG TYR ASP SEQRES 7 A 355 PHE PRO LEU ASN GLY LYS LYS VAL ASP ILE ALA ALA ALA SEQRES 8 A 355 SER ASN ARG SER GLU GLY LYS ASN THR ILE GLU ILE TYR SEQRES 9 A 355 ALA ILE ASP GLY LYS ASN GLY THR LEU GLN SER ILE THR SEQRES 10 A 355 ASP PRO ASN ARG PRO ILE ALA SER ALA ILE ASP GLU VAL SEQRES 11 A 355 TYR GLY PHE SER LEU TYR HIS SER GLN LYS THR GLY LYS SEQRES 12 A 355 TYR TYR ALA MET VAL THR GLY LYS GLU GLY GLU PHE GLU SEQRES 13 A 355 GLN TYR GLU LEU ASN ALA ASP LYS ASN GLY TYR ILE SER SEQRES 14 A 355 GLY LYS LYS VAL ARG ALA PHE LYS MET ASN SER GLN THR SEQRES 15 A 355 GLU GLY MET ALA ALA ASP ASP GLU TYR GLY SER LEU TYR SEQRES 16 A 355 ILE ALA GLU GLU ASP GLU ALA ILE TRP LYS PHE SER ALA SEQRES 17 A 355 GLU PRO ASP GLY GLY SER ASN GLY THR VAL ILE ASP ARG SEQRES 18 A 355 ALA ASP GLY ARG HIS LEU THR PRO ASP ILE GLU GLY LEU SEQRES 19 A 355 THR ILE TYR TYR ALA ALA ASP GLY LYS GLY TYR LEU LEU SEQRES 20 A 355 ALA SER SER GLN GLY ASN SER SER TYR ALA ILE TYR GLU SEQRES 21 A 355 ARG GLN GLY GLN ASN LYS TYR VAL ALA ASP PHE GLN ILE SEQRES 22 A 355 THR ASP GLY PRO GLU THR ASP GLY THR SER ASP THR ASP SEQRES 23 A 355 GLY ILE ASP VAL LEU GLY PHE GLY LEU GLY PRO GLU TYR SEQRES 24 A 355 PRO PHE GLY LEU PHE VAL ALA GLN ASN GLY GLU ASN ILE SEQRES 25 A 355 ASP HIS GLY GLN LYS ALA ASN GLN ASN PHE LYS MET VAL SEQRES 26 A 355 PRO TRP GLU ARG ILE ALA ASP LYS ILE GLY PHE HIS PRO SEQRES 27 A 355 GLN VAL ASN LYS GLN VAL ASP PRO ARG LYS MET THR ASP SEQRES 28 A 355 ARG SER GLY LYS HET CA A 801 1 HET CA A 802 1 HET CA A 803 1 HET MG A 901 1 HET MG A 902 1 HETNAM CA CALCIUM ION HETNAM MG MAGNESIUM ION FORMUL 2 CA 3(CA 2+) FORMUL 5 MG 2(MG 2+) FORMUL 7 HOH *48(H2 O) HELIX 1 1 ASN A 65 SER A 69 5 5 HELIX 2 2 SER A 123 LYS A 126 5 4 HELIX 3 3 GLU A 237 GLY A 241 5 5 HELIX 4 4 GLY A 280 SER A 282 5 3 HELIX 5 5 TRP A 355 LYS A 361 1 7 HELIX 6 6 ASP A 373 MET A 377 5 5 SHEET 1 A 5 HIS A 35 VAL A 38 0 SHEET 2 A 5 TYR A 295 ILE A 301 1 N ASP A 298 O PHE A 36 SHEET 3 A 5 SER A 283 GLU A 288 -1 N ILE A 286 O VAL A 296 SHEET 4 A 5 GLY A 272 SER A 278 -1 N SER A 278 O SER A 283 SHEET 5 A 5 LEU A 262 TYR A 266 -1 N TYR A 265 O TYR A 273 SHEET 1 B 4 PRO A 57 TRP A 60 0 SHEET 2 B 4 LYS A 70 THR A 73 -1 N ILE A 72 O ALA A 58 SHEET 3 B 4 ALA A 81 TYR A 83 -1 N TYR A 83 O LEU A 71 SHEET 4 B 4 MET A 89 SER A 92 -1 N HIS A 91 O VAL A 82 SHEET 1 C 4 VAL A 101 ARG A 104 0 SHEET 2 C 4 ILE A 116 ASN A 121 -1 N ALA A 118 O ASP A 102 SHEET 3 C 4 THR A 128 ASP A 135 -1 N TYR A 132 O ALA A 117 SHEET 4 C 4 THR A 140 SER A 143 -1 N GLN A 142 O ALA A 133 SHEET 1 D 2 PHE A 107 LEU A 109 0 SHEET 2 D 2 LYS A 112 VAL A 114 -1 N VAL A 114 O PHE A 107 SHEET 1 E 4 PHE A 161 HIS A 165 0 SHEET 2 E 4 TYR A 172 THR A 177 -1 N MET A 175 O SER A 162 SHEET 3 E 4 GLU A 182 ALA A 190 -1 N LEU A 188 O TYR A 172 SHEET 4 E 4 ILE A 196 LYS A 205 -1 N PHE A 204 O PHE A 183 SHEET 1 F 4 MET A 213 ASP A 216 0 SHEET 2 F 4 SER A 221 GLU A 226 -1 N TYR A 223 O ALA A 214 SHEET 3 F 4 ALA A 230 SER A 235 -1 N PHE A 234 O LEU A 222 SHEET 4 F 4 THR A 245 ARG A 249 -1 N ASP A 248 O ILE A 231 SHEET 1 G 3 ILE A 316 LEU A 319 0 SHEET 2 G 3 LEU A 331 ASN A 336 -1 N VAL A 333 O ASP A 317 SHEET 3 G 3 ASN A 349 PRO A 354 -1 N VAL A 353 O PHE A 332 SHEET 1 H 2 ASN A 339 ASP A 341 0 SHEET 2 H 2 GLN A 344 ALA A 346 -1 N ALA A 346 O ASN A 339 LINK OE1 GLU A 43 CA CA A 801 1555 1555 2.65 LINK OE2 GLU A 43 CA CA A 801 1555 1555 2.72 LINK OD2 ASP A 56 CA CA A 803 1555 1555 2.56 LINK O PRO A 57 CA CA A 803 1555 1555 2.87 LINK O VAL A 101 CA CA A 803 1555 1555 2.58 LINK OH TYR A 159 MG MG A 901 1555 1555 2.66 LINK OE2 GLU A 211 MG MG A 901 1555 1555 3.09 LINK OE2 GLU A 227 MG MG A 901 1555 1555 2.88 LINK OD2 ASP A 258 MG MG A 902 1555 1555 2.78 LINK OE1 GLU A 260 MG MG A 901 1555 1555 2.55 LINK OE2 GLU A 260 MG MG A 901 1555 1555 3.10 LINK OE2 GLU A 260 MG MG A 902 1555 1555 2.72 LINK OD1 ASP A 308 CA CA A 801 1555 1555 2.51 LINK OD2 ASP A 308 CA CA A 802 1555 1555 2.83 LINK O GLY A 309 CA CA A 802 1555 1555 2.48 LINK ND2 ASN A 336 CA CA A 802 1555 1555 3.26 LINK OD1 ASN A 336 CA CA A 802 1555 1555 2.93 LINK O GLU A 338 CA CA A 802 1555 1555 2.47 LINK OD1 ASN A 339 CA CA A 801 1555 1555 2.83 LINK O ILE A 340 CA CA A 801 1555 1555 2.68 LINK OD1 ASP A 341 CA CA A 801 1555 1555 2.57 LINK CA CA A 801 O HOH A2002 1555 1555 3.13 LINK CA CA A 802 O HOH A2015 1555 1555 2.89 LINK CA CA A 802 O HOH A2031 1555 1555 2.69 LINK CA CA A 803 O HOH A2007 1555 1555 2.72 LINK CA CA A 803 O HOH A2017 1555 1555 2.83 LINK CA CA A 803 O HOH A2033 1555 1555 2.78 CISPEP 1 ASP A 32 PRO A 33 0 0.98 CISPEP 2 PRO A 257 ASP A 258 0 -0.42 SITE 1 AC1 5 GLU A 43 ASP A 308 ASN A 339 ILE A 340 SITE 2 AC1 5 ASP A 341 SITE 1 AC2 6 ASP A 308 GLY A 309 ASN A 336 GLU A 338 SITE 2 AC2 6 HOH A2015 HOH A2031 SITE 1 AC3 6 ASP A 56 PRO A 57 VAL A 101 HOH A2007 SITE 2 AC3 6 HOH A2017 HOH A2033 SITE 1 AC4 4 TYR A 159 GLU A 211 GLU A 227 GLU A 260 SITE 1 AC5 3 ASP A 258 GLU A 260 GLN A 279 CRYST1 51.060 64.040 105.690 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 0.019585 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015615 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009462 0.00000