HEADER RNA BINDING PROTEIN 15-MAY-20 7C4B TITLE THE CRYSTAL STRUCTURE OF TRYPANOSOMA BRUCEI RNASE D : UMP COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: CCHC-TYPE DOMAIN-CONTAINING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RNASE D; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI BRUCEI (STRAIN 927/4 SOURCE 3 GUTAT10.1); SOURCE 4 ORGANISM_TAXID: 185431; SOURCE 5 STRAIN: 927/4 GUTAT10.1; SOURCE 6 GENE: TB09.211.3670; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRYPANOSOMA BRUCEI, RNASE D, GUIDE RNA DEGRADATION, RNA BINDING KEYWDS 2 PROTEIN, UMP EXPDTA X-RAY DIFFRACTION AUTHOR Y.Q.GAO,J.H.GAN REVDAT 1 07-APR-21 7C4B 0 JRNL AUTH Y.GAO,H.LIU,C.ZHANG,S.SU,Y.CHEN,X.CHEN,Y.LI,Z.SHAO,Y.ZHANG, JRNL AUTH 2 Q.SHAO,J.LI,Z.HUANG,J.MA,J.GAN JRNL TITL STRUCTURAL BASIS FOR GUIDE RNA TRIMMING BY RNASE D JRNL TITL 2 RIBONUCLEASE IN TRYPANOSOMA BRUCEI. JRNL REF NUCLEIC ACIDS RES. V. 49 568 2021 JRNL REFN ESSN 1362-4962 JRNL PMID 33332555 JRNL DOI 10.1093/NAR/GKAA1197 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10.1_2155 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.71 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 23882 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.233 REMARK 3 R VALUE (WORKING SET) : 0.231 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1219 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.7100 - 4.3670 1.00 2753 133 0.1883 0.2035 REMARK 3 2 4.3670 - 3.4679 1.00 2613 138 0.1956 0.2484 REMARK 3 3 3.4679 - 3.0300 1.00 2575 140 0.2351 0.2385 REMARK 3 4 3.0300 - 2.7532 1.00 2564 143 0.2442 0.3230 REMARK 3 5 2.7532 - 2.5560 0.99 2541 137 0.2605 0.2905 REMARK 3 6 2.5560 - 2.4054 0.99 2535 142 0.2742 0.3279 REMARK 3 7 2.4054 - 2.2849 0.98 2492 134 0.3177 0.3611 REMARK 3 8 2.2849 - 2.1855 0.95 2389 132 0.3552 0.3685 REMARK 3 9 2.1855 - 2.1014 0.87 2201 120 0.4043 0.4427 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.320 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 32.870 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.59 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 52.17 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.002 2307 REMARK 3 ANGLE : 0.482 3138 REMARK 3 CHIRALITY : 0.039 365 REMARK 3 PLANARITY : 0.004 401 REMARK 3 DIHEDRAL : 14.849 1371 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7C4B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-MAY-20. REMARK 100 THE DEPOSITION ID IS D_1300017000. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-18 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23949 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 7.900 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.51800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: HKL2MAP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS PH 5.5, 30% PEG 3350, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.15K 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 25.71600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.85150 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.97800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.85150 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.71600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.97800 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 TOTAL BURIED SURFACE AREA: 310 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14740 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL 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 THR A 40 REMARK 465 SER A 41 REMARK 465 SER A 42 REMARK 465 ALA A 43 REMARK 465 THR A 44 REMARK 465 THR A 342 REMARK 465 CYS A 343 REMARK 465 GLU A 344 REMARK 465 LYS A 345 REMARK 465 CYS A 346 REMARK 465 GLY A 347 REMARK 465 GLN A 348 REMARK 465 LEU A 349 REMARK 465 GLY A 350 REMARK 465 HIS A 351 REMARK 465 THR A 352 REMARK 465 GLY A 353 REMARK 465 THR A 354 REMARK 465 SER A 355 REMARK 465 CYS A 356 REMARK 465 PHE A 357 REMARK 465 ARG A 358 REMARK 465 THR A 359 REMARK 465 ASN A 360 REMARK 465 PRO A 361 REMARK 465 CYS A 362 REMARK 465 LYS A 363 REMARK 465 HIS A 364 REMARK 465 CYS A 365 REMARK 465 GLY A 366 REMARK 465 GLY A 367 REMARK 465 PRO A 368 REMARK 465 HIS A 369 REMARK 465 SER A 370 REMARK 465 SER A 371 REMARK 465 ALA A 372 REMARK 465 ASN A 373 REMARK 465 CYS A 374 REMARK 465 HIS A 375 REMARK 465 LYS A 376 REMARK 465 VAL A 377 REMARK 465 ILE A 378 REMARK 465 TRP A 379 REMARK 465 GLN A 380 REMARK 465 GLN A 381 REMARK 465 LYS A 382 REMARK 465 ARG A 383 REMARK 465 LEU A 384 REMARK 465 GLY A 385 REMARK 465 GLU A 386 REMARK 465 ASN A 387 REMARK 465 SER A 388 REMARK 465 LEU A 389 REMARK 465 HIS A 390 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 SER A 45 OG REMARK 470 SER A 46 OG REMARK 470 SER A 47 OG REMARK 470 SER A 48 OG REMARK 470 GLU A 66 CG CD OE1 OE2 REMARK 470 ASP A 88 CG OD1 OD2 REMARK 470 GLN A 89 CG CD OE1 NE2 REMARK 470 LYS A 91 CG CD CE NZ REMARK 470 GLN A 92 CG CD OE1 NE2 REMARK 470 LYS A 124 CG CD CE NZ REMARK 470 GLU A 134 CG CD OE1 OE2 REMARK 470 GLN A 196 CG CD OE1 NE2 REMARK 470 GLU A 197 CG CD OE1 OE2 REMARK 470 GLN A 203 CG CD OE1 NE2 REMARK 470 LYS A 245 CG CD CE NZ REMARK 470 ASP A 246 CG OD1 OD2 REMARK 470 GLN A 314 CG CD OE1 NE2 REMARK 470 LYS A 317 CD CE NZ REMARK 470 ARG A 331 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 335 CG CD CE NZ REMARK 470 GLN A 339 CG CD OE1 NE2 REMARK 470 LEU A 341 CG CD1 CD2 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 118 142.61 74.94 REMARK 500 ASP A 141 95.06 58.94 REMARK 500 VAL A 213 -61.52 65.98 REMARK 500 ALA A 280 40.62 -101.30 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 MN A 404 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 80 OD2 REMARK 620 2 ASP A 230 OD2 98.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 297 SG REMARK 620 2 CYS A 300 SG 112.4 REMARK 620 3 HIS A 305 NE2 102.2 103.7 REMARK 620 4 CYS A 310 SG 106.9 117.8 112.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 402 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 320 SG REMARK 620 2 CYS A 323 SG 108.0 REMARK 620 3 HIS A 328 NE2 103.9 98.6 REMARK 620 4 CYS A 333 SG 109.1 123.3 112.0 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MN A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MN A 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue U A 405 DBREF 7C4B A 40 390 UNP Q38DE2 Q38DE2_TRYB2 40 390 SEQRES 1 A 351 THR SER SER ALA THR SER SER SER SER MSE ILE LEU LYS SEQRES 2 A 351 TYR PRO TYR ARG VAL VAL ASP THR HIS GLU LYS LEU LYS SEQRES 3 A 351 GLU ALA VAL THR SER LEU GLN GLY ALA ARG SER ILE ALA SEQRES 4 A 351 LEU ASP ILE GLU ALA PHE CYS THR THR ASP GLN ALA LYS SEQRES 5 A 351 GLN LEU GLY ARG ILE SER LEU VAL GLN ALA CYS SER ASP SEQRES 6 A 351 ALA LYS PRO VAL VAL PHE LEU PHE ASP VAL LEU THR LEU SEQRES 7 A 351 THR PRO ASP VAL PHE VAL LYS ASP MSE GLN SER LEU LEU SEQRES 8 A 351 SER ASP ARG GLU ILE ARG LYS LEU PHE PHE ASP CYS ARG SEQRES 9 A 351 ARG ASP VAL GLU ALA LEU SER CYS GLN LEU GLY VAL LYS SEQRES 10 A 351 PRO GLU GLY VAL LEU ASP LEU GLN VAL PHE PHE THR ALA SEQRES 11 A 351 ILE GLN TRP LYS LEU ARG SER VAL ASN ARG ARG SER GLY SEQRES 12 A 351 MSE GLY TYR VAL LEU LYS SER VAL ALA GLY LEU THR ARG SEQRES 13 A 351 GLN GLU GLY ASP SER ALA VAL GLN THR ALA MSE THR LEU SEQRES 14 A 351 GLY ASN ARG PRO VAL TRP ASP ILE ARG PRO LEU PRO ASP SEQRES 15 A 351 HIS PHE LEU GLU TYR ALA ALA GLY ASP VAL ARG HIS ILE SEQRES 16 A 351 LEU LEU LEU SER ASN TYR LEU VAL GLY ASN LYS ASP VAL SEQRES 17 A 351 PRO VAL ASP VAL VAL ALA VAL GLU ARG LEU THR ALA GLN SEQRES 18 A 351 TYR VAL GLU HIS TYR ALA VAL GLY LYS PRO VAL ILE THR SEQRES 19 A 351 GLU ALA ASP ALA THR PRO ALA GLU VAL ASN ARG ALA TRP SEQRES 20 A 351 LEU GLU ARG TYR ILE GLY PRO GLY GLY GLY CYS HIS PHE SEQRES 21 A 351 CYS GLY ALA LYS GLY HIS THR GLU ALA GLU CYS PHE LYS SEQRES 22 A 351 LYS GLN ASN GLY LYS ALA LYS CYS SER PHE CYS GLY GLU SEQRES 23 A 351 VAL GLY HIS THR ALA ARG ASN CYS PHE LYS LYS HIS PRO SEQRES 24 A 351 GLN LEU LEU THR CYS GLU LYS CYS GLY GLN LEU GLY HIS SEQRES 25 A 351 THR GLY THR SER CYS PHE ARG THR ASN PRO CYS LYS HIS SEQRES 26 A 351 CYS GLY GLY PRO HIS SER SER ALA ASN CYS HIS LYS VAL SEQRES 27 A 351 ILE TRP GLN GLN LYS ARG LEU GLY GLU ASN SER LEU HIS MODRES 7C4B MSE A 49 MET MODIFIED RESIDUE MODRES 7C4B MSE A 126 MET MODIFIED RESIDUE MODRES 7C4B MSE A 183 MET MODIFIED RESIDUE MODRES 7C4B MSE A 206 MET MODIFIED RESIDUE HET MSE A 49 8 HET MSE A 126 8 HET MSE A 183 8 HET MSE A 206 8 HET ZN A 401 1 HET ZN A 402 1 HET MN A 403 1 HET MN A 404 1 HET U A 405 21 HETNAM MSE SELENOMETHIONINE HETNAM ZN ZINC ION HETNAM MN MANGANESE (II) ION HETNAM U URIDINE-5'-MONOPHOSPHATE FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 2 ZN 2(ZN 2+) FORMUL 4 MN 2(MN 2+) FORMUL 6 U C9 H13 N2 O9 P FORMUL 7 HOH *27(H2 O) HELIX 1 AA1 SER A 45 LEU A 51 1 7 HELIX 2 AA2 THR A 60 GLY A 73 1 14 HELIX 3 AA3 VAL A 114 THR A 118 1 5 HELIX 4 AA4 THR A 118 ASP A 132 1 15 HELIX 5 AA5 CYS A 142 GLN A 152 1 11 HELIX 6 AA6 LEU A 163 SER A 176 1 14 HELIX 7 AA7 GLY A 182 GLY A 192 1 11 HELIX 8 AA8 ASP A 199 GLY A 209 1 11 HELIX 9 AA9 PRO A 220 ALA A 228 1 9 HELIX 10 AB1 ALA A 228 VAL A 242 1 15 HELIX 11 AB2 ASP A 250 ALA A 266 1 17 HELIX 12 AB3 ASN A 283 ILE A 291 1 9 HELIX 13 AB4 THR A 306 GLU A 309 5 4 HELIX 14 AB5 CYS A 310 LYS A 317 1 8 HELIX 15 AB6 THR A 329 CYS A 333 5 5 SHEET 1 AA1 6 TYR A 55 VAL A 58 0 SHEET 2 AA1 6 VAL A 109 ASP A 113 1 O LEU A 111 N VAL A 58 SHEET 3 AA1 6 ILE A 96 SER A 103 -1 N ALA A 101 O PHE A 110 SHEET 4 AA1 6 SER A 76 ALA A 83 -1 N ALA A 78 O CYS A 102 SHEET 5 AA1 6 ARG A 136 PHE A 139 1 O LEU A 138 N LEU A 79 SHEET 6 AA1 6 VAL A 160 ASP A 162 1 O LEU A 161 N LYS A 137 LINK C SER A 48 N MSE A 49 1555 1555 1.33 LINK C MSE A 49 N ILE A 50 1555 1555 1.34 LINK C ASP A 125 N MSE A 126 1555 1555 1.33 LINK C MSE A 126 N GLN A 127 1555 1555 1.34 LINK C GLY A 182 N MSE A 183 1555 1555 1.33 LINK C MSE A 183 N GLY A 184 1555 1555 1.34 LINK C ALA A 205 N MSE A 206 1555 1555 1.33 LINK C MSE A 206 N THR A 207 1555 1555 1.34 LINK OD1 ASP A 80 MN MN A 403 1555 1555 2.23 LINK OD2 ASP A 80 MN MN A 404 1555 1555 1.99 LINK OD2 ASP A 230 MN MN A 404 1555 1555 2.47 LINK SG CYS A 297 ZN ZN A 401 1555 1555 2.35 LINK SG CYS A 300 ZN ZN A 401 1555 1555 2.24 LINK NE2 HIS A 305 ZN ZN A 401 1555 1555 2.24 LINK SG CYS A 310 ZN ZN A 401 1555 1555 2.32 LINK SG CYS A 320 ZN ZN A 402 1555 1555 2.26 LINK SG CYS A 323 ZN ZN A 402 1555 1555 2.29 LINK NE2 HIS A 328 ZN ZN A 402 1555 1555 2.41 LINK SG CYS A 333 ZN ZN A 402 1555 1555 2.31 CISPEP 1 ARG A 217 PRO A 218 0 -0.34 SITE 1 AC1 4 CYS A 297 CYS A 300 HIS A 305 CYS A 310 SITE 1 AC2 4 CYS A 320 CYS A 323 HIS A 328 CYS A 333 SITE 1 AC3 2 ASP A 80 ASP A 145 SITE 1 AC4 3 ASP A 80 GLU A 82 ASP A 230 SITE 1 AC5 5 GLY A 304 HIS A 305 GLU A 309 CYS A 310 SITE 2 AC5 5 PHE A 311 CRYST1 51.432 77.956 101.703 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 0.019443 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012828 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009833 0.00000