HEADER HYDROLASE/RNA 28-JUN-21 7R97 TITLE CRYSTAL STRUCTURE OF POSTCLEAVGE COMPLEX OF ESCHERICHIA COLI RNASE III COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE 3; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: FULL-LENGTH; COMPND 5 SYNONYM: RIBONUCLEASE III,RNASE III; COMPND 6 EC: 3.1.26.3; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: RNA (28-MER); COMPND 11 CHAIN: C, D; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI (STRAIN K12); SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K12; SOURCE 5 GENE: RNC, B2567, JW2551; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: CODONPLUS-RIL; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PDEST-HISMBP-ECRNASEIIIEEQ; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 14 ORGANISM_TAXID: 562 KEYWDS PROTEIN-RNA COMPLEX, HYDROLASE-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.DHARAVATH,G.X.SHAW,X.JI REVDAT 2 18-OCT-23 7R97 1 REMARK REVDAT 1 20-JUL-22 7R97 0 JRNL AUTH S.DHARAVATH,G.X.SHAW,X.JI JRNL TITL STRUCTURAL BASIS FOR DICER-LIKE FUNCTION OF AN ENGINEERED JRNL TITL 2 RNASE III VARIANT AND INSIGHTS INTO THE REACTION TRAJECTORY JRNL TITL 3 OF TWO-MG 2+ -ION CATALYSIS. JRNL REF RNA BIOL. V. 19 908 2022 JRNL REFN ESSN 1555-8584 JRNL PMID 35829618 JRNL DOI 10.1080/15476286.2022.2099650 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.JIN,H.SONG,J.E.TROPEA,N.DANIELLE,D.WAUGH,S.GU,X.JI REMARK 1 TITL THE MOLECULAR MECHANISM OF DSRNA PROCESSING BY A BACTERIAL REMARK 1 TITL 2 DICER REMARK 1 REF NUCLEIC ACIDS RES. V. 47 4707 2019 REMARK 1 REFN ISSN 0305-1048 REMARK 1 PMID 30916338 REMARK 1 DOI 10.1093/NAR/GKZ208 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.31 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 55856 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.790 REMARK 3 FREE R VALUE TEST SET COUNT : 1000 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 28.3080 - 3.4488 0.99 7975 145 0.1619 0.1924 REMARK 3 2 3.4488 - 2.7381 1.00 7884 145 0.1718 0.1992 REMARK 3 3 2.7381 - 2.3922 0.99 7844 142 0.1665 0.2009 REMARK 3 4 2.3922 - 2.1736 1.00 7862 144 0.1688 0.1844 REMARK 3 5 2.1736 - 2.0178 1.00 7859 143 0.1756 0.2095 REMARK 3 6 2.0178 - 1.8989 1.00 7859 143 0.1930 0.2398 REMARK 3 7 1.8989 - 1.8040 0.96 7573 138 0.2148 0.2654 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) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.70 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 : 0.008 5074 REMARK 3 ANGLE : 1.018 7104 REMARK 3 CHIRALITY : 0.054 836 REMARK 3 PLANARITY : 0.006 715 REMARK 3 DIHEDRAL : 11.177 2960 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 7R97 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUN-21. REMARK 100 THE DEPOSITION ID IS D_1000257818. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55901 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 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 (%) : 99.5 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.12100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.4 REMARK 200 DATA REDUNDANCY IN SHELL : 6.10 REMARK 200 R MERGE FOR SHELL (I) : 1.15100 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2NUG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, KBR, ETC., PH 7.4, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 292K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 32.87650 REMARK 290 SMTRY3 2 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 14490 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -194.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 SER A 127 -107.15 -144.45 REMARK 500 ASP A 185 83.12 -155.83 REMARK 500 SER B 127 -104.90 -141.24 REMARK 500 ASP B 185 83.50 -158.06 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 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 41 OE2 REMARK 620 2 GLU A 117 OE1 102.5 REMARK 620 3 HOH A 422 O 82.8 90.4 REMARK 620 4 HOH A 469 O 85.5 92.6 168.3 REMARK 620 5 A C 1 OP3 161.9 95.2 93.0 98.0 REMARK 620 6 A C 1 OP2 90.6 166.9 89.9 89.7 71.7 REMARK 620 N 1 2 3 4 5 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 ASP A 45 OD1 REMARK 620 2 GLU A 117 OE2 91.3 REMARK 620 3 HOH A 448 O 89.3 90.7 REMARK 620 4 A C 1 OP3 93.9 96.4 172.2 REMARK 620 5 U D 28 O3' 90.2 170.0 99.2 73.7 REMARK 620 6 HOH D 234 O 169.3 95.7 82.6 93.4 84.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C 101 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 413 O REMARK 620 2 A C 1 OP2 88.3 REMARK 620 3 A C 2 OP2 95.4 88.5 REMARK 620 4 HOH C 259 O 90.8 86.9 172.1 REMARK 620 5 HOH C 275 O 172.9 93.4 91.5 82.4 REMARK 620 6 HOH C 287 O 96.4 168.7 101.2 82.9 80.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 301 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 41 OE2 REMARK 620 2 GLU B 117 OE1 101.6 REMARK 620 3 HOH B 432 O 81.6 86.4 REMARK 620 4 A D 1 OP3 162.2 95.3 93.9 REMARK 620 5 A D 1 OP1 92.4 164.9 90.0 70.3 REMARK 620 6 HOH D 238 O 86.7 95.3 168.3 97.4 91.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 45 OD1 REMARK 620 2 GLU B 117 OE2 92.4 REMARK 620 3 HOH B 458 O 91.2 87.7 REMARK 620 4 U C 28 O3' 88.7 171.3 100.9 REMARK 620 5 HOH C 257 O 168.7 94.6 80.2 85.7 REMARK 620 6 A D 1 OP3 93.2 97.4 173.1 73.9 94.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG D 101 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 420 O REMARK 620 2 A D 1 OP1 88.2 REMARK 620 3 A D 2 OP2 93.5 89.8 REMARK 620 4 HOH D 241 O 90.0 85.1 173.7 REMARK 620 5 HOH D 271 O 172.4 94.0 93.9 82.9 REMARK 620 6 HOH D 280 O 89.0 171.2 98.7 86.6 87.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 102 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G C 5 O6 REMARK 620 2 U C 6 O4 64.3 REMARK 620 3 G C 20 O6 141.1 95.1 REMARK 620 4 G C 21 O6 71.3 79.7 72.8 REMARK 620 5 HOH C 204 O 47.5 76.8 163.5 118.8 REMARK 620 6 HOH C 210 O 102.3 161.4 88.0 83.8 104.3 REMARK 620 7 HOH C 244 O 148.7 130.5 69.8 133.0 104.4 67.6 REMARK 620 8 HOH C 266 O 128.9 72.3 65.4 126.4 98.3 125.1 58.4 REMARK 620 9 HOH C 289 O 84.9 133.8 128.3 123.7 57.1 52.0 65.4 108.5 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K D 102 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G D 5 O6 REMARK 620 2 U D 6 O4 65.2 REMARK 620 3 G D 20 O6 142.6 93.4 REMARK 620 4 G D 21 O6 70.7 80.3 75.9 REMARK 620 5 EDO D 105 O2 48.3 84.5 165.5 117.7 REMARK 620 6 HOH D 225 O 103.2 164.5 90.7 86.2 95.1 REMARK 620 7 HOH D 245 O 129.5 72.7 63.0 128.4 102.8 122.2 REMARK 620 N 1 2 3 4 5 6 DBREF 7R97 A 1 226 UNP P0A7Y0 RNC_ECOLI 1 226 DBREF 7R97 B 1 226 UNP P0A7Y0 RNC_ECOLI 1 226 DBREF 7R97 C 1 28 PDB 7R97 7R97 1 28 DBREF 7R97 D 1 28 PDB 7R97 7R97 1 28 SEQADV 7R97 ALA A 38 UNP P0A7Y0 GLU 38 ENGINEERED MUTATION SEQADV 7R97 ALA A 65 UNP P0A7Y0 GLU 65 ENGINEERED MUTATION SEQADV 7R97 ALA A 165 UNP P0A7Y0 GLN 165 ENGINEERED MUTATION SEQADV 7R97 ALA B 38 UNP P0A7Y0 GLU 38 ENGINEERED MUTATION SEQADV 7R97 ALA B 65 UNP P0A7Y0 GLU 65 ENGINEERED MUTATION SEQADV 7R97 ALA B 165 UNP P0A7Y0 GLN 165 ENGINEERED MUTATION SEQRES 1 A 226 MET ASN PRO ILE VAL ILE ASN ARG LEU GLN ARG LYS LEU SEQRES 2 A 226 GLY TYR THR PHE ASN HIS GLN GLU LEU LEU GLN GLN ALA SEQRES 3 A 226 LEU THR HIS ARG SER ALA SER SER LYS HIS ASN ALA ARG SEQRES 4 A 226 LEU GLU PHE LEU GLY ASP SER ILE LEU SER TYR VAL ILE SEQRES 5 A 226 ALA ASN ALA LEU TYR HIS ARG PHE PRO ARG VAL ASP ALA SEQRES 6 A 226 GLY ASP MET SER ARG MET ARG ALA THR LEU VAL ARG GLY SEQRES 7 A 226 ASN THR LEU ALA GLU LEU ALA ARG GLU PHE GLU LEU GLY SEQRES 8 A 226 GLU CYS LEU ARG LEU GLY PRO GLY GLU LEU LYS SER GLY SEQRES 9 A 226 GLY PHE ARG ARG GLU SER ILE LEU ALA ASP THR VAL GLU SEQRES 10 A 226 ALA LEU ILE GLY GLY VAL PHE LEU ASP SER ASP ILE GLN SEQRES 11 A 226 THR VAL GLU LYS LEU ILE LEU ASN TRP TYR GLN THR ARG SEQRES 12 A 226 LEU ASP GLU ILE SER PRO GLY ASP LYS GLN LYS ASP PRO SEQRES 13 A 226 LYS THR ARG LEU GLN GLU TYR LEU ALA GLY ARG HIS LEU SEQRES 14 A 226 PRO LEU PRO THR TYR LEU VAL VAL GLN VAL ARG GLY GLU SEQRES 15 A 226 ALA HIS ASP GLN GLU PHE THR ILE HIS CYS GLN VAL SER SEQRES 16 A 226 GLY LEU SER GLU PRO VAL VAL GLY THR GLY SER SER ARG SEQRES 17 A 226 ARG LYS ALA GLU GLN ALA ALA ALA GLU GLN ALA LEU LYS SEQRES 18 A 226 LYS LEU GLU LEU GLU SEQRES 1 B 226 MET ASN PRO ILE VAL ILE ASN ARG LEU GLN ARG LYS LEU SEQRES 2 B 226 GLY TYR THR PHE ASN HIS GLN GLU LEU LEU GLN GLN ALA SEQRES 3 B 226 LEU THR HIS ARG SER ALA SER SER LYS HIS ASN ALA ARG SEQRES 4 B 226 LEU GLU PHE LEU GLY ASP SER ILE LEU SER TYR VAL ILE SEQRES 5 B 226 ALA ASN ALA LEU TYR HIS ARG PHE PRO ARG VAL ASP ALA SEQRES 6 B 226 GLY ASP MET SER ARG MET ARG ALA THR LEU VAL ARG GLY SEQRES 7 B 226 ASN THR LEU ALA GLU LEU ALA ARG GLU PHE GLU LEU GLY SEQRES 8 B 226 GLU CYS LEU ARG LEU GLY PRO GLY GLU LEU LYS SER GLY SEQRES 9 B 226 GLY PHE ARG ARG GLU SER ILE LEU ALA ASP THR VAL GLU SEQRES 10 B 226 ALA LEU ILE GLY GLY VAL PHE LEU ASP SER ASP ILE GLN SEQRES 11 B 226 THR VAL GLU LYS LEU ILE LEU ASN TRP TYR GLN THR ARG SEQRES 12 B 226 LEU ASP GLU ILE SER PRO GLY ASP LYS GLN LYS ASP PRO SEQRES 13 B 226 LYS THR ARG LEU GLN GLU TYR LEU ALA GLY ARG HIS LEU SEQRES 14 B 226 PRO LEU PRO THR TYR LEU VAL VAL GLN VAL ARG GLY GLU SEQRES 15 B 226 ALA HIS ASP GLN GLU PHE THR ILE HIS CYS GLN VAL SER SEQRES 16 B 226 GLY LEU SER GLU PRO VAL VAL GLY THR GLY SER SER ARG SEQRES 17 B 226 ARG LYS ALA GLU GLN ALA ALA ALA GLU GLN ALA LEU LYS SEQRES 18 B 226 LYS LEU GLU LEU GLU SEQRES 1 C 28 A A A G G U C A U U C G C SEQRES 2 C 28 A A G A G U G G C C U U U SEQRES 3 C 28 A U SEQRES 1 D 28 A A A G G U C A U U C G C SEQRES 2 D 28 A A G A G U G G C C U U U SEQRES 3 D 28 A U HET MG A 301 1 HET MG A 302 1 HET CL A 303 1 HET CL A 304 1 HET CL A 305 1 HET CL A 306 1 HET EDO A 307 10 HET EDO A 308 10 HET EDO A 309 10 HET EDO A 310 10 HET EDO A 311 10 HET MG B 301 1 HET MG B 302 1 HET CL B 303 1 HET CL B 304 1 HET CL B 305 1 HET EDO B 306 10 HET EDO B 307 10 HET EDO B 308 10 HET EDO B 309 10 HET MG C 101 1 HET K C 102 1 HET TRS C 103 8 HET EDO C 104 10 HET EDO C 105 10 HET EDO C 106 10 HET MG D 101 1 HET K D 102 1 HET TRS D 103 8 HET EDO D 104 10 HET EDO D 105 10 HETNAM MG MAGNESIUM ION HETNAM CL CHLORIDE ION HETNAM EDO 1,2-ETHANEDIOL HETNAM K POTASSIUM ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN EDO ETHYLENE GLYCOL HETSYN TRS TRIS BUFFER FORMUL 5 MG 6(MG 2+) FORMUL 7 CL 7(CL 1-) FORMUL 11 EDO 14(C2 H6 O2) FORMUL 26 K 2(K 1+) FORMUL 27 TRS 2(C4 H12 N O3 1+) FORMUL 36 HOH *418(H2 O) HELIX 1 AA1 ASN A 2 GLY A 14 1 13 HELIX 2 AA2 HIS A 19 LEU A 27 1 9 HELIX 3 AA3 ASN A 37 PHE A 60 1 24 HELIX 4 AA4 ASP A 64 ARG A 77 1 14 HELIX 5 AA5 ARG A 77 PHE A 88 1 12 HELIX 6 AA6 GLU A 89 LEU A 94 5 6 HELIX 7 AA7 GLY A 97 LYS A 102 1 6 HELIX 8 AA8 GLY A 104 ARG A 107 5 4 HELIX 9 AA9 ARG A 108 SER A 127 1 20 HELIX 10 AB1 ASP A 128 TYR A 140 1 13 HELIX 11 AB2 TYR A 140 ILE A 147 1 8 HELIX 12 AB3 GLY A 150 LYS A 154 5 5 HELIX 13 AB4 ASP A 155 ARG A 167 1 13 HELIX 14 AB5 SER A 207 LEU A 223 1 17 HELIX 15 AB6 ASN B 2 GLY B 14 1 13 HELIX 16 AB7 HIS B 19 THR B 28 1 10 HELIX 17 AB8 ASN B 37 PHE B 60 1 24 HELIX 18 AB9 ASP B 64 ARG B 77 1 14 HELIX 19 AC1 ARG B 77 PHE B 88 1 12 HELIX 20 AC2 GLU B 89 CYS B 93 5 5 HELIX 21 AC3 GLY B 97 LYS B 102 1 6 HELIX 22 AC4 SER B 103 ARG B 107 5 5 HELIX 23 AC5 ARG B 108 SER B 127 1 20 HELIX 24 AC6 ASP B 128 TYR B 140 1 13 HELIX 25 AC7 TYR B 140 ILE B 147 1 8 HELIX 26 AC8 GLY B 150 LYS B 154 5 5 HELIX 27 AC9 ASP B 155 ARG B 167 1 13 HELIX 28 AD1 SER B 207 LEU B 223 1 17 SHEET 1 AA1 3 THR A 173 GLU A 182 0 SHEET 2 AA1 3 ASP A 185 GLN A 193 -1 O HIS A 191 N LEU A 175 SHEET 3 AA1 3 VAL A 201 GLY A 205 -1 O GLY A 205 N PHE A 188 SHEET 1 AA2 3 THR B 173 GLU B 182 0 SHEET 2 AA2 3 ASP B 185 GLN B 193 -1 O HIS B 191 N LEU B 175 SHEET 3 AA2 3 VAL B 201 GLY B 205 -1 O GLY B 203 N ILE B 190 LINK OE2 GLU A 41 MG MG A 301 1555 1555 2.08 LINK OD1 ASP A 45 MG MG A 302 1555 1555 2.08 LINK OE1 GLU A 117 MG MG A 301 1555 1555 2.09 LINK OE2 GLU A 117 MG MG A 302 1555 1555 2.05 LINK MG MG A 301 O HOH A 422 1555 1555 2.11 LINK MG MG A 301 O HOH A 469 1555 1555 2.10 LINK MG MG A 301 OP3 A C 1 1555 1555 2.07 LINK MG MG A 301 OP2 A C 1 1555 1555 2.11 LINK MG MG A 302 O HOH A 448 1555 1555 2.08 LINK MG MG A 302 OP3 A C 1 1555 1555 2.03 LINK MG MG A 302 O3' U D 28 1555 1555 2.07 LINK MG MG A 302 O HOH D 234 1555 1555 2.10 LINK O HOH A 413 MG MG C 101 1555 1555 2.08 LINK OE2 GLU B 41 MG MG B 301 1555 1555 2.10 LINK OD1 ASP B 45 MG MG B 302 1555 1555 2.08 LINK OE1 GLU B 117 MG MG B 301 1555 1555 2.10 LINK OE2 GLU B 117 MG MG B 302 1555 1555 2.06 LINK MG MG B 301 O HOH B 432 1555 1555 2.09 LINK MG MG B 301 OP3 A D 1 1555 1555 2.10 LINK MG MG B 301 OP1 A D 1 1555 1555 2.12 LINK MG MG B 301 O HOH D 238 1555 1555 2.10 LINK MG MG B 302 O HOH B 458 1555 1555 2.07 LINK MG MG B 302 O3' U C 28 1555 1555 2.07 LINK MG MG B 302 O HOH C 257 1555 1555 2.12 LINK MG MG B 302 OP3 A D 1 1555 1555 2.03 LINK O HOH B 420 MG MG D 101 1555 1555 2.09 LINK OP2 A C 1 MG MG C 101 1555 1555 2.07 LINK OP2 A C 2 MG MG C 101 1555 1555 2.07 LINK O6 G C 5 K K C 102 1555 1555 3.35 LINK O4 U C 6 K K C 102 1555 1555 2.82 LINK O6 G C 20 K K C 102 1555 1555 2.88 LINK O6 G C 21 K K C 102 1555 1555 2.70 LINK MG MG C 101 O HOH C 259 1555 1555 2.10 LINK MG MG C 101 O HOH C 275 1555 1555 2.10 LINK MG MG C 101 O HOH C 287 1555 1555 2.08 LINK K K C 102 O HOH C 204 1555 1555 3.01 LINK K K C 102 O HOH C 210 1555 1555 2.93 LINK K K C 102 O HOH C 244 1555 1555 3.42 LINK K K C 102 O HOH C 266 1555 1555 2.81 LINK K K C 102 O HOH C 289 1555 1555 2.95 LINK OP1 A D 1 MG MG D 101 1555 1555 2.09 LINK OP2 A D 2 MG MG D 101 1555 1555 2.08 LINK O6 G D 5 K K D 102 1555 1555 3.34 LINK O4 U D 6 K K D 102 1555 1555 2.91 LINK O6 G D 20 K K D 102 1555 1555 2.80 LINK O6 G D 21 K K D 102 1555 1555 2.68 LINK MG MG D 101 O HOH D 241 1555 1555 2.10 LINK MG MG D 101 O HOH D 271 1555 1555 2.10 LINK MG MG D 101 O HOH D 280 1555 1555 2.07 LINK K K D 102 O2 EDO D 105 1555 1555 2.99 LINK K K D 102 O HOH D 225 1555 1555 2.92 LINK K K D 102 O HOH D 245 1555 1555 2.79 CRYST1 56.929 65.753 84.519 90.00 102.09 90.00 P 1 21 1 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 0.017566 0.000000 0.003763 0.00000 SCALE2 0.000000 0.015208 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012100 0.00000