HEADER HYDROLASE, GENE REGULATION 14-MAR-07 2P51 TITLE CRYSTAL STRUCTURE OF THE S. POMBE POP2P DEADENYLATION SUBUNIT COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPCC18.06C PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: POP2P DEADENYLATION SUBUNIT; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 3 ORGANISM_COMMON: FISSION YEAST; SOURCE 4 ORGANISM_TAXID: 4896; SOURCE 5 GENE: SPCC18.06C (CAF1 HOMOLOGUE); SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSETTA DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET30 EK/LIC KEYWDS DEDD NUCLEASE FOLD, HYDROLASE, GENE REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR A.THYSSEN JONSTRUP,K.R.ANDERSEN,L.B.VAN,D.E.BRODERSEN REVDAT 5 21-FEB-24 2P51 1 REMARK SEQADV LINK REVDAT 4 18-OCT-17 2P51 1 REMARK REVDAT 3 24-FEB-09 2P51 1 VERSN REVDAT 2 05-JUN-07 2P51 1 JRNL REVDAT 1 15-MAY-07 2P51 0 JRNL AUTH A.THYSSEN JONSTRUP,K.R.ANDERSEN,L.B.VAN,D.E.BRODERSEN JRNL TITL THE 1.4-A CRYSTAL STRUCTURE OF THE S. POMBE POP2P JRNL TITL 2 DEADENYLASE SUBUNIT UNVEILS THE CONFIGURATION OF AN ACTIVE JRNL TITL 3 ENZYME JRNL REF NUCLEIC ACIDS RES. V. 35 3153 2007 JRNL REFN ISSN 0305-1048 JRNL PMID 17452359 JRNL DOI 10.1093/NAR/GKM178 REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELX REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.47 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.143 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.141 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 3.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1523 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 50856 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2056 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 327 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 ANGLE DISTANCES (A) : 0.030 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.359 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.066 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.015 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2P51 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-07. REMARK 100 THE DEPOSITION ID IS D_1000041974. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-MAR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8126 REMARK 200 MONOCHROMATOR : SI [111], HORIZONTALLY FOCUSSING REMARK 200 OPTICS : BENT, VERTICALLY FOCUSSING REMARK 200 MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50856 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 46.470 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 26.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.63600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.980 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SHARP, SOLOMON REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 28.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 6.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18-24% PEG 8000, 200 MM MG(CH3COO), REMARK 280 100-200 MM MES, PH 6.5, 0-10% GLYCEROL, 5 MM BME, 1MM NAN3, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K 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 26.18500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 45.47950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.04450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 45.47950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.18500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.04450 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 SINGLE MOLECULE IN THE ASU CONSTITUTES THE BIOLOGICAL REMARK 300 ASSEMBLY 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 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 0 REMARK 465 MET A 1 REMARK 465 ASN A 2 REMARK 465 SER A 3 REMARK 465 ASN A 4 REMARK 465 PHE A 5 REMARK 465 SER A 6 REMARK 465 TYR A 7 REMARK 465 PRO A 8 REMARK 465 ALA A 9 REMARK 465 LEU A 10 REMARK 465 GLY A 11 REMARK 465 VAL A 12 REMARK 465 ASP A 13 REMARK 465 GLY A 14 REMARK 465 ILE A 15 REMARK 465 SER A 16 REMARK 465 GLY A 272 REMARK 465 SER A 273 REMARK 465 THR A 274 REMARK 465 GLY A 275 REMARK 465 SER A 276 REMARK 465 VAL A 277 REMARK 465 LEU A 278 REMARK 465 TRP A 279 REMARK 465 HIS A 280 REMARK 465 ASN A 281 REMARK 465 ASN A 282 REMARK 465 SER A 283 REMARK 465 SER A 284 REMARK 465 THR A 285 REMARK 465 PRO A 286 REMARK 465 GLN A 287 REMARK 465 ILE A 288 REMARK 465 GLN A 289 REMARK 465 PHE A 290 REMARK 465 ARG A 291 REMARK 465 ASP A 292 REMARK 465 LEU A 293 REMARK 465 PRO A 294 REMARK 465 GLY A 295 REMARK 465 ALA A 296 REMARK 465 HIS A 297 REMARK 465 PRO A 298 REMARK 465 SER A 299 REMARK 465 PRO A 300 REMARK 465 THR A 301 REMARK 465 PRO A 302 REMARK 465 SER A 303 REMARK 465 ASN A 304 REMARK 465 ALA A 305 REMARK 465 GLY A 306 REMARK 465 ILE A 307 REMARK 465 PRO A 308 REMARK 465 THR A 309 REMARK 465 THR A 310 REMARK 465 LEU A 311 REMARK 465 THR A 312 REMARK 465 ASN A 313 REMARK 465 THR A 314 REMARK 465 SER A 315 REMARK 465 SER A 316 REMARK 465 ALA A 317 REMARK 465 PRO A 318 REMARK 465 ASN A 319 REMARK 465 PHE A 320 REMARK 465 ALA A 321 REMARK 465 ASN A 322 REMARK 465 SER A 323 REMARK 465 THR A 324 REMARK 465 PHE A 325 REMARK 465 ARG A 326 REMARK 465 PHE A 327 REMARK 465 PRO A 328 REMARK 465 PRO A 329 REMARK 465 ARG A 330 REMARK 465 VAL A 331 REMARK 465 VAL A 332 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 69 CB - CG - OD2 ANGL. DEV. = 6.6 DEGREES REMARK 500 TYR A 174 CB - CG - CD2 ANGL. DEV. = -4.5 DEGREES REMARK 500 ARG A 246 NH1 - CZ - NH2 ANGL. DEV. = 8.0 DEGREES REMARK 500 ARG A 246 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 246 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 ARG A 252 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 MET A 264 CA - CB - CG ANGL. DEV. = -14.1 DEGREES REMARK 500 MET A 264 CG - SD - CE ANGL. DEV. = 27.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 PRO A 54 40.07 -83.91 REMARK 500 SER A 66 -120.36 -155.01 REMARK 500 SER A 67 -44.97 -137.20 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 A2001 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 50 OD1 REMARK 620 2 ASP A 171 OD2 87.5 REMARK 620 3 HOH A3001 O 95.3 89.5 REMARK 620 4 HOH A3002 O 94.0 91.5 170.7 REMARK 620 5 HOH A3003 O 89.1 175.2 87.4 92.1 REMARK 620 6 HOH A3004 O 176.2 92.3 88.5 82.2 91.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A2002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 50 OD2 REMARK 620 2 GLU A 52 OE2 93.3 REMARK 620 3 ASP A 240 OD2 95.8 92.9 REMARK 620 4 HOH A3005 O 173.4 85.1 90.8 REMARK 620 5 HOH A3006 O 90.8 90.4 172.5 82.8 REMARK 620 6 HOH A3007 O 91.9 173.6 82.9 90.2 93.3 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 2001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 2002 DBREF 2P51 A 1 332 UNP O74856 O74856_SCHPO 1 332 SEQADV 2P51 GLY A 0 UNP O74856 CLONING ARTIFACT SEQRES 1 A 333 GLY MET ASN SER ASN PHE SER TYR PRO ALA LEU GLY VAL SEQRES 2 A 333 ASP GLY ILE SER SER GLN ILE SER PRO ILE ARG ASP VAL SEQRES 3 A 333 TRP SER THR ASN LEU GLN GLN GLU MET ASN LEU ILE MET SEQRES 4 A 333 SER LEU ILE GLU ARG TYR PRO VAL VAL SER MET ASP THR SEQRES 5 A 333 GLU PHE PRO GLY VAL VAL ALA ARG PRO LEU GLY VAL PHE SEQRES 6 A 333 LYS SER SER ASP ASP TYR HIS TYR GLN THR LEU ARG ALA SEQRES 7 A 333 ASN VAL ASP SER LEU LYS ILE ILE GLN ILE GLY LEU ALA SEQRES 8 A 333 LEU SER ASP GLU GLU GLY ASN ALA PRO VAL GLU ALA CYS SEQRES 9 A 333 THR TRP GLN PHE ASN PHE THR PHE ASN LEU GLN ASP ASP SEQRES 10 A 333 MET TYR ALA PRO GLU SER ILE GLU LEU LEU THR LYS SER SEQRES 11 A 333 GLY ILE ASP PHE LYS LYS HIS GLN GLU VAL GLY ILE GLU SEQRES 12 A 333 PRO ALA ASP PHE ALA GLU LEU LEU ILE GLY SER GLY LEU SEQRES 13 A 333 VAL LEU GLN GLU GLU VAL THR TRP ILE THR PHE HIS SER SEQRES 14 A 333 GLY TYR ASP PHE ALA TYR LEU LEU LYS ALA MET THR GLN SEQRES 15 A 333 ILE PRO LEU PRO ALA GLU TYR GLU GLU PHE TYR LYS ILE SEQRES 16 A 333 LEU CYS ILE TYR PHE PRO LYS ASN TYR ASP ILE LYS TYR SEQRES 17 A 333 ILE MET LYS SER VAL LEU ASN ASN SER LYS GLY LEU GLN SEQRES 18 A 333 ASP ILE ALA ASP ASP LEU GLN ILE HIS ARG ILE GLY PRO SEQRES 19 A 333 GLN HIS GLN ALA GLY SER ASP ALA LEU LEU THR ALA ARG SEQRES 20 A 333 ILE PHE PHE GLU ILE ARG SER ARG TYR PHE ASP GLY SER SEQRES 21 A 333 ILE ASP SER ARG MET LEU ASN GLN LEU TYR GLY LEU GLY SEQRES 22 A 333 SER THR GLY SER VAL LEU TRP HIS ASN ASN SER SER THR SEQRES 23 A 333 PRO GLN ILE GLN PHE ARG ASP LEU PRO GLY ALA HIS PRO SEQRES 24 A 333 SER PRO THR PRO SER ASN ALA GLY ILE PRO THR THR LEU SEQRES 25 A 333 THR ASN THR SER SER ALA PRO ASN PHE ALA ASN SER THR SEQRES 26 A 333 PHE ARG PHE PRO PRO ARG VAL VAL HET MG A2001 1 HET MG A2002 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG 2(MG 2+) FORMUL 4 HOH *327(H2 O) HELIX 1 1 ASN A 29 ILE A 41 1 13 HELIX 2 2 SER A 67 LEU A 82 1 16 HELIX 3 3 ALA A 119 SER A 129 1 11 HELIX 4 4 ASP A 132 GLY A 140 1 9 HELIX 5 5 GLU A 142 GLY A 152 1 11 HELIX 6 6 SER A 168 GLN A 181 1 14 HELIX 7 7 GLU A 187 PHE A 199 1 13 HELIX 8 8 ILE A 205 LYS A 210 1 6 HELIX 9 9 GLY A 218 LEU A 226 1 9 HELIX 10 10 GLN A 236 ASP A 257 1 22 HELIX 11 11 ASP A 261 LEU A 265 5 5 SHEET 1 A 6 ILE A 22 VAL A 25 0 SHEET 2 A 6 THR A 104 ASN A 108 1 O GLN A 106 N VAL A 25 SHEET 3 A 6 GLN A 86 SER A 92 -1 N ILE A 87 O PHE A 107 SHEET 4 A 6 VAL A 46 GLU A 52 -1 N ASP A 50 O GLY A 88 SHEET 5 A 6 THR A 162 THR A 165 1 O THR A 162 N VAL A 47 SHEET 6 A 6 ASN A 202 ASP A 204 1 O TYR A 203 N TRP A 163 LINK OD1 ASP A 50 MG MG A2001 1555 1555 2.05 LINK OD2 ASP A 50 MG MG A2002 1555 1555 2.08 LINK OE2 GLU A 52 MG MG A2002 1555 1555 2.10 LINK OD2 ASP A 171 MG MG A2001 1555 1555 2.12 LINK OD2 ASP A 240 MG MG A2002 1555 1555 2.04 LINK MG MG A2001 O HOH A3001 1555 1555 2.07 LINK MG MG A2001 O HOH A3002 1555 1555 2.06 LINK MG MG A2001 O HOH A3003 1555 1555 2.01 LINK MG MG A2001 O HOH A3004 1555 1555 2.13 LINK MG MG A2002 O HOH A3005 1555 1555 2.08 LINK MG MG A2002 O HOH A3006 1555 1555 2.13 LINK MG MG A2002 O HOH A3007 1555 1555 2.10 SITE 1 AC1 6 ASP A 50 ASP A 171 HOH A3001 HOH A3002 SITE 2 AC1 6 HOH A3003 HOH A3004 SITE 1 AC2 6 ASP A 50 GLU A 52 ASP A 240 HOH A3005 SITE 2 AC2 6 HOH A3006 HOH A3007 CRYST1 52.370 54.089 90.959 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 0.019095 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018488 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010994 0.00000