PDB Short entry for 4AWN HEADER HYDROLASE 04-JUN-12 4AWN TITLE STRUCTURE OF RECOMBINANT HUMAN DNASE I (RHDNASEI) IN COMPLEX WITH TITLE 2 MAGNESIUM AND PHOSPHATE. CAVEAT 4AWN NAG A 1263 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DEOXYRIBONUCLEASE-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: DEOXYRIBONUCLEASE I, DNASE I, DORNASE ALFA; COMPND 5 EC: 3.1.21.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: CHINESE HAMSTER; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10029; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: CHO KEYWDS HYDROLASE, ENDONUCLEASE, PULMOZYME EXPDTA X-RAY DIFFRACTION AUTHOR G.PARSIEGLA,C.NOGUERE,L.SANTELL,R.A.LAZARUS,Y.BOURNE REVDAT 4 29-JUL-20 4AWN 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE ATOM REVDAT 3 08-MAY-19 4AWN 1 REMARK LINK REVDAT 2 23-JAN-13 4AWN 1 JRNL REVDAT 1 09-JAN-13 4AWN 0 JRNL AUTH G.PARSIEGLA,C.NOGUERE,L.SANTELL,R.A.LAZARUS,Y.BOURNE JRNL TITL THE STRUCTURE OF HUMAN DNASE I BOUND TO MAGNESIUM AND JRNL TITL 2 PHOSPHATE IONS POINTS TO A CATALYTIC MECHANISM COMMON TO JRNL TITL 3 MEMBERS OF THE DNASE I-LIKE SUPERFAMILY. JRNL REF BIOCHEMISTRY V. 51 10250 2012 JRNL REFN ISSN 0006-2960 JRNL PMID 23215638 JRNL DOI 10.1021/BI300873F REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.13 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 17963 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 + TEST SET) : 0.169 REMARK 3 R VALUE (WORKING SET) : 0.166 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.160 REMARK 3 FREE R VALUE TEST SET COUNT : 910 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.00 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1226 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.01 REMARK 3 BIN R VALUE (WORKING SET) : 0.1990 REMARK 3 BIN FREE R VALUE SET COUNT : 68 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2065 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 208 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.84 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.17400 REMARK 3 B22 (A**2) : 1.52100 REMARK 3 B33 (A**2) : 0.65200 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.185 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.162 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.111 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.900 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.960 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.942 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2234 ; 0.013 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3066 ; 1.428 ; 1.981 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 275 ; 6.647 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 108 ;41.771 ;23.981 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 336 ;13.157 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;17.287 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 343 ; 0.102 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1745 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1011 ; 0.207 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1533 ; 0.314 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 193 ; 0.132 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 11 ; 0.179 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 54 ; 0.191 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 15 ; 0.185 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1332 ; 0.756 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2169 ; 1.370 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 902 ; 1.902 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 890 ; 2.976 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK BULK SOLVENT REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. REMARK 4 REMARK 4 4AWN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 04-JUN-12. REMARK 100 THE DEPOSITION ID IS D_1290052725. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18022 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 48.220 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 7.480 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.8800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.06 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 7.55 REMARK 200 R MERGE FOR SHELL (I) : 0.57000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.320 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 3DNI REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP VAPOR DIFFUSION, 0.2 M REMARK 280 MGCL2, 0.1 M BIS-TRIS AT PH 5.5, 25% V/V PEG 3350, VAPOR REMARK 280 DIFFUSION, HANGING DROP 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 20.98000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.21500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.33000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 48.21500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.98000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.33000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 THR A 10 50.90 34.04 REMARK 500 ASP A 42 79.81 -158.53 REMARK 500 ALA A 171 56.83 -90.13 REMARK 500 CYS A 173 -131.20 44.94 REMARK 500 ALA A 210 56.21 -93.03 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 MG A 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 39 OE2 REMARK 620 2 PO4 A 310 O2 93.3 REMARK 620 3 HOH A2005 O 78.9 99.1 REMARK 620 4 HOH A2033 O 83.2 174.0 85.0 REMARK 620 5 HOH A2035 O 92.4 93.9 164.7 81.5 REMARK 620 6 HOH A2202 O 170.7 93.3 93.6 90.8 93.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 300 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 99 OD2 REMARK 620 2 ASP A 107 OD2 90.4 REMARK 620 3 PHE A 109 O 87.1 83.4 REMARK 620 4 GLU A 112 OE1 85.1 175.0 94.3 REMARK 620 5 HOH A2100 O 91.9 91.2 174.5 91.0 REMARK 620 6 HOH A2101 O 172.9 93.7 87.5 90.6 93.9 REMARK 620 N 1 2 3 4 5 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 201 OD1 REMARK 620 2 ASP A 201 OD2 51.0 REMARK 620 3 THR A 203 OG1 71.8 122.4 REMARK 620 4 THR A 203 O 83.7 95.6 70.1 REMARK 620 5 THR A 205 O 151.7 157.4 80.1 90.1 REMARK 620 6 THR A 207 O 78.8 102.5 67.7 137.5 87.6 REMARK 620 7 HOH A2169 O 122.3 78.8 139.3 73.8 81.8 147.2 REMARK 620 8 HOH A2170 O 116.4 79.1 141.2 145.2 83.7 76.6 71.4 REMARK 620 N 1 2 3 4 5 6 7 DBREF 4AWN A 1 260 UNP P24855 DNAS1_HUMAN 23 282 SEQRES 1 A 260 LEU LYS ILE ALA ALA PHE ASN ILE GLN THR PHE GLY GLU SEQRES 2 A 260 THR LYS MET SER ASN ALA THR LEU VAL SER TYR ILE VAL SEQRES 3 A 260 GLN ILE LEU SER ARG TYR ASP ILE ALA LEU VAL GLN GLU SEQRES 4 A 260 VAL ARG ASP SER HIS LEU THR ALA VAL GLY LYS LEU LEU SEQRES 5 A 260 ASP ASN LEU ASN GLN ASP ALA PRO ASP THR TYR HIS TYR SEQRES 6 A 260 VAL VAL SER GLU PRO LEU GLY ARG ASN SER TYR LYS GLU SEQRES 7 A 260 ARG TYR LEU PHE VAL TYR ARG PRO ASP GLN VAL SER ALA SEQRES 8 A 260 VAL ASP SER TYR TYR TYR ASP ASP GLY CYS GLU PRO CYS SEQRES 9 A 260 GLY ASN ASP THR PHE ASN ARG GLU PRO ALA ILE VAL ARG SEQRES 10 A 260 PHE PHE SER ARG PHE THR GLU VAL ARG GLU PHE ALA ILE SEQRES 11 A 260 VAL PRO LEU HIS ALA ALA PRO GLY ASP ALA VAL ALA GLU SEQRES 12 A 260 ILE ASP ALA LEU TYR ASP VAL TYR LEU ASP VAL GLN GLU SEQRES 13 A 260 LYS TRP GLY LEU GLU ASP VAL MET LEU MET GLY ASP PHE SEQRES 14 A 260 ASN ALA GLY CYS SER TYR VAL ARG PRO SER GLN TRP SER SEQRES 15 A 260 SER ILE ARG LEU TRP THR SER PRO THR PHE GLN TRP LEU SEQRES 16 A 260 ILE PRO ASP SER ALA ASP THR THR ALA THR PRO THR HIS SEQRES 17 A 260 CYS ALA TYR ASP ARG ILE VAL VAL ALA GLY MET LEU LEU SEQRES 18 A 260 ARG GLY ALA VAL VAL PRO ASP SER ALA LEU PRO PHE ASN SEQRES 19 A 260 PHE GLN ALA ALA TYR GLY LEU SER ASP GLN LEU ALA GLN SEQRES 20 A 260 ALA ILE SER ASP HIS TYR PRO VAL GLU VAL MET LEU LYS MODRES 4AWN ASN A 18 ASN GLYCOSYLATION SITE MODRES 4AWN ASN A 106 ASN GLYCOSYLATION SITE HET NAG B 1 14 HET NAG B 2 14 HET CA A 300 1 HET CA A 301 1 HET MG A 302 1 HET PO4 A 310 5 HET BTB A 315 14 HET NAG A1263 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM CA CALCIUM ION HETNAM MG MAGNESIUM ION HETNAM PO4 PHOSPHATE ION HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETSYN BTB BIS-TRIS BUFFER FORMUL 2 NAG 3(C8 H15 N O6) FORMUL 3 CA 2(CA 2+) FORMUL 5 MG MG 2+ FORMUL 6 PO4 O4 P 3- FORMUL 7 BTB C8 H19 N O5 FORMUL 9 HOH *208(H2 O) HELIX 1 1 GLY A 12 SER A 17 1 6 HELIX 2 2 ASN A 18 SER A 30 1 13 HELIX 3 3 LEU A 45 ASN A 56 1 12 HELIX 4 4 ALA A 136 GLY A 138 5 3 HELIX 5 5 ASP A 139 GLY A 159 1 21 HELIX 6 6 ARG A 177 SER A 183 5 7 HELIX 7 7 ILE A 184 SER A 189 1 6 HELIX 8 8 GLY A 218 VAL A 225 1 8 HELIX 9 9 ASN A 234 TYR A 239 1 6 HELIX 10 10 SER A 242 SER A 250 1 9 SHEET 1 AA 6 HIS A 64 VAL A 67 0 SHEET 2 AA 6 ARG A 79 TYR A 84 -1 O PHE A 82 N VAL A 66 SHEET 3 AA 6 ILE A 34 VAL A 40 -1 O ALA A 35 N VAL A 83 SHEET 4 AA 6 LYS A 2 PHE A 11 1 O ALA A 4 N LEU A 36 SHEET 5 AA 6 VAL A 255 MET A 258 -1 O VAL A 255 N ALA A 5 SHEET 6 AA 6 LEU A 231 PRO A 232 -1 O LEU A 231 N GLU A 256 SHEET 1 AB 6 SER A 90 TYR A 96 0 SHEET 2 AB 6 ALA A 114 PHE A 119 -1 O ILE A 115 N TYR A 95 SHEET 3 AB 6 GLU A 127 PRO A 132 -1 O PHE A 128 N PHE A 118 SHEET 4 AB 6 VAL A 163 ASP A 168 1 O MET A 164 N VAL A 131 SHEET 5 AB 6 ASP A 212 ALA A 217 -1 O ARG A 213 N GLY A 167 SHEET 6 AB 6 PHE A 192 TRP A 194 -1 O GLN A 193 N VAL A 216 SSBOND 1 CYS A 173 CYS A 209 1555 1555 2.06 LINK ND2 ASN A 18 C1 NAG B 1 1555 1555 1.44 LINK ND2 ASN A 106 C1 NAG A1263 1555 1555 1.43 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.44 LINK OE2 GLU A 39 MG MG A 302 1555 1555 2.23 LINK OD2 ASP A 99 CA CA A 300 1555 1555 2.18 LINK OD2 ASP A 107 CA CA A 300 1555 1555 2.18 LINK O PHE A 109 CA CA A 300 1555 1555 2.13 LINK OE1 GLU A 112 CA CA A 300 1555 1555 2.26 LINK OD1 ASP A 201 CA CA A 301 1555 1555 2.65 LINK OD2 ASP A 201 CA CA A 301 1555 1555 2.40 LINK OG1 THR A 203 CA CA A 301 1555 1555 2.65 LINK O THR A 203 CA CA A 301 1555 1555 2.44 LINK O THR A 205 CA CA A 301 1555 1555 2.34 LINK O THR A 207 CA CA A 301 1555 1555 2.34 LINK CA CA A 300 O HOH A2100 1555 1555 2.30 LINK CA CA A 300 O HOH A2101 1555 1555 2.11 LINK CA CA A 301 O HOH A2169 1555 1555 2.47 LINK CA CA A 301 O HOH A2170 1555 1555 2.52 LINK MG MG A 302 O2 PO4 A 310 1555 1555 1.96 LINK MG MG A 302 O HOH A2005 1555 1555 1.99 LINK MG MG A 302 O HOH A2033 1555 1555 2.25 LINK MG MG A 302 O HOH A2035 1555 1555 2.06 LINK MG MG A 302 O HOH A2202 1555 1555 2.06 CISPEP 1 SER A 75 TYR A 76 0 2.81 CRYST1 41.960 58.660 96.430 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 0.023832 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017047 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010370 0.00000