PDB Short entry for 1DKM HEADER HYDROLASE 08-DEC-99 1DKM TITLE CRYSTAL STRUCTURE OF ESCHERICHIA COLI PHYTASE AT PH 6.6 WITH HG2+ TITLE 2 CATION ACTING AS AN INTERMOLECULAR BRIDGE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHYTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PH 2.5 ACID PHOSPHATASE; COMPND 5 EC: 3.1.3.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_PLASMID: PET21A KEYWDS HISTIDINE ACID PHOSPHATASE FOLD, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR D.LIM,S.GOLOVAN,C.W.FORSBERG,Z.JIA REVDAT 4 03-NOV-21 1DKM 1 REMARK SEQADV LINK REVDAT 3 24-JUL-19 1DKM 1 REMARK REVDAT 2 24-FEB-09 1DKM 1 VERSN REVDAT 1 02-AUG-00 1DKM 0 JRNL AUTH D.LIM,S.GOLOVAN,C.W.FORSBERG,Z.JIA JRNL TITL CRYSTAL STRUCTURES OF ESCHERICHIA COLI PHYTASE AND ITS JRNL TITL 2 COMPLEX WITH PHYTATE. JRNL REF NAT.STRUCT.BIOL. V. 7 108 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 10655611 JRNL DOI 10.1038/72371 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Z.JIA,S.GOLOVAN,Q.YE,C.W.FORSBERG REMARK 1 TITL PURIFICATION, CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS REMARK 1 TITL 2 OF THE ESCHERICHIA COLI PHYTASE REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 54 647 1998 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444997016156 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.DASSA,C.MARCK,P.L.BOQUET REMARK 1 TITL THE COMPLETE NUCLEOTIDE SEQUENCE OF THE ESCHERICHIA COLI REMARK 1 TITL 2 GENE APPA REVEALS SIGNIFICANT HOMOLOGY BETWEEN PH 2.5 ACID REMARK 1 TITL 3 PHOSPHATASE AND GLUCOSE-1-PHOSPHATASE REMARK 1 REF J.BACTERIOL. V. 172 5497 1990 REMARK 1 REFN ISSN 0021-9193 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1477031.730 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.8 REMARK 3 NUMBER OF REFLECTIONS : 42120 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) : 0.225 REMARK 3 FREE R VALUE : 0.266 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2080 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 2.25 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.39 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6831 REMARK 3 BIN R VALUE (WORKING SET) : 0.2480 REMARK 3 BIN FREE R VALUE : 0.2770 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 357 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3145 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 162 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.32000 REMARK 3 B22 (A**2) : -8.43000 REMARK 3 B33 (A**2) : 10.75000 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) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.19 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) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 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) : 2.190 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.140 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.150 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.980 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 41.96 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.PA REMARK 3 PARAMETER FILE 2 : WATER_REP.PARA REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: MAXIMUM LIKELIHOOD REMARK 4 REMARK 4 1DKM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-DEC-99. REMARK 100 THE DEPOSITION ID IS D_1000010162. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JAN-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.6 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 : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 82456 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : 1.950 REMARK 200 R MERGE (I) : 0.03000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 17.7500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.33 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.6 REMARK 200 DATA REDUNDANCY IN SHELL : 1.80 REMARK 200 R MERGE FOR SHELL (I) : 0.08500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: XTALVIEW REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ETHYLENE GLYCOL, GLYCEROL, 2 REMARK 280 -MORPHOLINOPROPANESULFONIC ACID, MERCURIC CHLORIDE, PH 6.6, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 35.51300 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.67950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.27150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.67950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 35.51300 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.27150 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: THE BIOLOGICAL ASSEMBLY IS THE SINGLE MOLECULE IN THE REMARK 300 ASYMMETRIC UNIT. 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 ALA A 105 78.63 -152.39 REMARK 500 ASP A 107 -14.61 67.20 REMARK 500 ALA A 109 75.93 -100.71 REMARK 500 ASN A 126 93.49 169.94 REMARK 500 LYS A 180 23.46 -72.13 REMARK 500 GLN A 184 -5.27 -56.27 REMARK 500 PRO A 230 -72.13 -41.45 REMARK 500 PRO A 284 61.09 -53.54 REMARK 500 GLN A 285 -156.95 -70.01 REMARK 500 GLN A 287 -36.79 -136.84 REMARK 500 ALA A 288 -172.77 154.57 REMARK 500 SER A 342 -77.10 -52.46 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 HG A 500 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 113 ND1 REMARK 620 2 ASP A 154 OD1 101.2 REMARK 620 3 ASP A 154 OD2 80.8 42.0 REMARK 620 4 HIS A 158 NE2 156.2 101.7 112.7 REMARK 620 5 TYR A 289 O 86.3 171.7 137.6 70.5 REMARK 620 6 HOH A 625 O 109.4 71.5 112.8 84.0 109.6 REMARK 620 7 HOH A 682 O 75.8 50.7 79.3 124.7 135.9 44.7 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 HG A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DKL RELATED DB: PDB REMARK 900 PHYTASE AT PH 4.5 (NO LIGAND BOUND) REMARK 900 RELATED ID: 1DKN RELATED DB: PDB REMARK 900 PHYTASE AT PH 5.0 (HG2+ ACTING AS AN INTERMOLECULAR BRIDGE) REMARK 900 RELATED ID: 1DKO RELATED DB: PDB REMARK 900 PHYTASE AT PH 6.6 (TUNGSTATE BOUND AT THE ACTIVE SITE, HG2+ ACTING REMARK 900 AS AN INTERMOLECULAR BRIDGE) REMARK 900 RELATED ID: 1DKP RELATED DB: PDB REMARK 900 PHYTASE AT PH 6.6 (PHYTATE BOUND IN ACTIVE SITE, HG2+ ACTING AS AN REMARK 900 INTERMOLECULAR BRIDGE) REMARK 900 RELATED ID: 1DKQ RELATED DB: PDB REMARK 900 PHYTASE AT PH 5.0 (PHYTATE BOUND IN ACTIVE SITE, HG2+ ACTING AS AN REMARK 900 INTERMOLECULAR BRIDGE) DBREF 1DKM A 1 410 UNP P07102 PPA_ECOLI 23 432 SEQADV 1DKM THR A 116 UNP P07102 ALA 138 ENGINEERED MUTATION SEQRES 1 A 410 GLN SER GLU PRO GLU LEU LYS LEU GLU SER VAL VAL ILE SEQRES 2 A 410 VAL SER ARG HIS GLY VAL ARG ALA PRO THR LYS ALA THR SEQRES 3 A 410 GLN LEU MET GLN ASP VAL THR PRO ASP ALA TRP PRO THR SEQRES 4 A 410 TRP PRO VAL LYS LEU GLY TRP LEU THR PRO ARG GLY GLY SEQRES 5 A 410 GLU LEU ILE ALA TYR LEU GLY HIS TYR GLN ARG GLN ARG SEQRES 6 A 410 LEU VAL ALA ASP GLY LEU LEU ALA LYS LYS GLY CYS PRO SEQRES 7 A 410 GLN SER GLY GLN VAL ALA ILE ILE ALA ASP VAL ASP GLU SEQRES 8 A 410 ARG THR ARG LYS THR GLY GLU ALA PHE ALA ALA GLY LEU SEQRES 9 A 410 ALA PRO ASP CYS ALA ILE THR VAL HIS THR GLN THR ASP SEQRES 10 A 410 THR SER SER PRO ASP PRO LEU PHE ASN PRO LEU LYS THR SEQRES 11 A 410 GLY VAL CYS GLN LEU ASP ASN ALA ASN VAL THR ASP ALA SEQRES 12 A 410 ILE LEU SER ARG ALA GLY GLY SER ILE ALA ASP PHE THR SEQRES 13 A 410 GLY HIS ARG GLN THR ALA PHE ARG GLU LEU GLU ARG VAL SEQRES 14 A 410 LEU ASN PHE PRO GLN SER ASN LEU CYS LEU LYS ARG GLU SEQRES 15 A 410 LYS GLN ASP GLU SER CYS SER LEU THR GLN ALA LEU PRO SEQRES 16 A 410 SER GLU LEU LYS VAL SER ALA ASP ASN VAL SER LEU THR SEQRES 17 A 410 GLY ALA VAL SER LEU ALA SER MET LEU THR GLU ILE PHE SEQRES 18 A 410 LEU LEU GLN GLN ALA GLN GLY MET PRO GLU PRO GLY TRP SEQRES 19 A 410 GLY ARG ILE THR ASP SER HIS GLN TRP ASN THR LEU LEU SEQRES 20 A 410 SER LEU HIS ASN ALA GLN PHE TYR LEU LEU GLN ARG THR SEQRES 21 A 410 PRO GLU VAL ALA ARG SER ARG ALA THR PRO LEU LEU ASP SEQRES 22 A 410 LEU ILE LYS THR ALA LEU THR PRO HIS PRO PRO GLN LYS SEQRES 23 A 410 GLN ALA TYR GLY VAL THR LEU PRO THR SER VAL LEU PHE SEQRES 24 A 410 ILE ALA GLY HIS ASP THR ASN LEU ALA ASN LEU GLY GLY SEQRES 25 A 410 ALA LEU GLU LEU ASN TRP THR LEU PRO GLY GLN PRO ASP SEQRES 26 A 410 ASN THR PRO PRO GLY GLY GLU LEU VAL PHE GLU ARG TRP SEQRES 27 A 410 ARG ARG LEU SER ASP ASN SER GLN TRP ILE GLN VAL SER SEQRES 28 A 410 LEU VAL PHE GLN THR LEU GLN GLN MET ARG ASP LYS THR SEQRES 29 A 410 PRO LEU SER LEU ASN THR PRO PRO GLY GLU VAL LYS LEU SEQRES 30 A 410 THR LEU ALA GLY CYS GLU GLU ARG ASN ALA GLN GLY MET SEQRES 31 A 410 CYS SER LEU ALA GLY PHE THR GLN ILE VAL ASN GLU ALA SEQRES 32 A 410 ARG ILE PRO ALA CYS SER LEU HET HG A 500 1 HETNAM HG MERCURY (II) ION FORMUL 2 HG HG 2+ FORMUL 3 HOH *162(H2 O) HELIX 1 1 THR A 26 VAL A 32 1 7 HELIX 2 2 THR A 48 ASP A 69 1 22 HELIX 3 3 ASP A 90 ALA A 105 1 16 HELIX 4 4 ASP A 122 ASN A 126 5 5 HELIX 5 5 ASP A 136 ALA A 148 1 13 HELIX 6 6 SER A 151 HIS A 158 1 8 HELIX 7 7 ARG A 159 ASN A 171 1 13 HELIX 8 8 PHE A 172 GLN A 174 5 3 HELIX 9 9 SER A 175 LYS A 180 1 6 HELIX 10 10 SER A 189 LEU A 194 1 6 HELIX 11 11 THR A 208 GLY A 228 1 21 HELIX 12 12 ASP A 239 GLN A 258 1 20 HELIX 13 13 THR A 260 THR A 280 1 21 HELIX 14 14 HIS A 303 GLU A 315 1 13 HELIX 15 15 THR A 356 ASP A 362 1 7 HELIX 16 16 LEU A 393 ARG A 404 1 12 HELIX 17 17 ILE A 405 SER A 409 5 5 SHEET 1 A 7 VAL A 112 HIS A 113 0 SHEET 2 A 7 VAL A 83 ALA A 87 1 O ILE A 85 N HIS A 113 SHEET 3 A 7 VAL A 297 GLY A 302 1 O VAL A 297 N ALA A 84 SHEET 4 A 7 LEU A 6 ARG A 16 1 O VAL A 11 N LEU A 298 SHEET 5 A 7 GLU A 332 ARG A 340 -1 N LEU A 333 O VAL A 14 SHEET 6 A 7 SER A 345 PHE A 354 -1 O SER A 345 N ARG A 340 SHEET 7 A 7 GLY A 373 LEU A 377 -1 O GLY A 373 N PHE A 354 SHEET 1 A1 7 VAL A 112 HIS A 113 0 SHEET 2 A1 7 VAL A 83 ALA A 87 1 O ILE A 85 N HIS A 113 SHEET 3 A1 7 VAL A 297 GLY A 302 1 O VAL A 297 N ALA A 84 SHEET 4 A1 7 LEU A 6 ARG A 16 1 O VAL A 11 N LEU A 298 SHEET 5 A1 7 GLU A 332 ARG A 340 -1 N LEU A 333 O VAL A 14 SHEET 6 A1 7 SER A 345 PHE A 354 -1 O SER A 345 N ARG A 340 SHEET 7 A1 7 CYS A 391 SER A 392 -1 O CYS A 391 N ILE A 348 SHEET 1 B 2 LEU A 198 VAL A 200 0 SHEET 2 B 2 VAL A 205 LEU A 207 -1 O SER A 206 N LYS A 199 SHEET 1 C 2 GLN A 285 ALA A 288 0 SHEET 2 C 2 VAL A 291 LEU A 293 -1 N VAL A 291 O ALA A 288 SSBOND 1 CYS A 77 CYS A 108 1555 1555 2.03 SSBOND 2 CYS A 133 CYS A 408 1555 1555 2.03 SSBOND 3 CYS A 178 CYS A 188 1555 1555 2.04 SSBOND 4 CYS A 382 CYS A 391 1555 1555 2.03 LINK ND1 HIS A 113 HG HG A 500 1555 1555 2.55 LINK OD1 ASP A 154 HG HG A 500 3555 1555 2.68 LINK OD2 ASP A 154 HG HG A 500 3555 1555 3.25 LINK NE2 HIS A 158 HG HG A 500 3555 1555 2.54 LINK O TYR A 289 HG HG A 500 1555 1555 2.97 LINK HG HG A 500 O HOH A 625 1555 1555 2.92 LINK HG HG A 500 O HOH A 682 1555 1555 3.53 CISPEP 1 LEU A 293 PRO A 294 0 -0.10 SITE 1 AC1 5 HIS A 113 ASP A 154 HIS A 158 TYR A 289 SITE 2 AC1 5 HOH A 625 CRYST1 71.026 74.543 89.359 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 0.014079 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013415 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011191 0.00000