HEADER HYDROLASE 19-NOV-21 7W1Q TITLE THE STRUCTURE OF THE ARABIDOPSIS THALIANA GUANOSINE DEAMINASE MUTANT TITLE 2 E82Q COMPLEXED WITH 2'-O-METHYLGUANOSINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANOSINE DEAMINASE; COMPND 3 CHAIN: A, D; COMPND 4 SYNONYM: TRNA-SPECIFIC ADENOSINE DEAMINASE TAD4,ATTAD4; COMPND 5 EC: 3.5.4.15; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARABIDOPSIS THALIANA; SOURCE 3 ORGANISM_COMMON: THALE CRESS; SOURCE 4 ORGANISM_TAXID: 3702; SOURCE 5 GENE: GSDA, TAD4, AT5G28050; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DEAMINATION, GSDA, PURINE METABOLISM, PLANT PROTEIN, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR W.XIE,Q.JIA,H.ZENG REVDAT 3 29-NOV-23 7W1Q 1 REMARK REVDAT 2 15-FEB-23 7W1Q 1 JRNL REVDAT 1 23-NOV-22 7W1Q 0 JRNL AUTH Q.JIA,J.ZHANG,H.ZENG,J.TANG,N.XIAO,S.GAO,H.LI,W.XIE JRNL TITL SUBSTRATE SPECIFICITY OF GSDA REVEALED BY COCRYSTAL JRNL TITL 2 STRUCTURES AND BINDING STUDIES. JRNL REF INT J MOL SCI V. 23 2022 JRNL REFN ESSN 1422-0067 JRNL PMID 36499303 JRNL DOI 10.3390/IJMS232314976 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14_3260 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 : CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.69 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 14356 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.213 REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.470 REMARK 3 FREE R VALUE TEST SET COUNT : 641 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 23.6900 - 3.9300 1.00 2833 118 0.1712 0.1917 REMARK 3 2 3.9300 - 3.1200 1.00 2731 154 0.1854 0.2240 REMARK 3 3 3.1200 - 2.7300 1.00 2717 116 0.2303 0.2638 REMARK 3 4 2.7300 - 2.4800 1.00 2758 121 0.2660 0.2694 REMARK 3 5 2.4800 - 2.3000 1.00 2676 132 0.2905 0.3323 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) : 0.272 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.833 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.05 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 : 0.006 2463 REMARK 3 ANGLE : 0.882 3328 REMARK 3 CHIRALITY : 0.046 372 REMARK 3 PLANARITY : 0.006 429 REMARK 3 DIHEDRAL : 8.153 1455 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 : 2 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: (CHAIN 'A' AND (RESID 29 THROUGH 184 OR REMARK 3 (RESID 185 AND (NAME N OR NAME CA OR NAME REMARK 3 C OR NAME O OR NAME CB )))) REMARK 3 SELECTION : (CHAIN 'D' AND (RESID 29 THROUGH 129 OR REMARK 3 (RESID 130 THROUGH 131 AND (NAME N OR REMARK 3 NAME CA OR NAME C OR NAME O OR NAME CB )) REMARK 3 OR RESID 132 THROUGH 182 OR (RESID 183 REMARK 3 AND (NAME N OR NAME CA OR NAME C OR NAME REMARK 3 O OR NAME CB )) OR RESID 184 THROUGH 185)) REMARK 3 ATOM PAIRS NUMBER : NULL REMARK 3 RMSD : NULL REMARK 3 NCS GROUP : 2 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: NULL REMARK 3 SELECTION : NULL REMARK 3 ATOM PAIRS NUMBER : NULL REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7W1Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-DEC-21. REMARK 100 THE DEPOSITION ID IS D_1300025784. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-MAR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14369 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 23.690 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 9.100 REMARK 200 R MERGE (I) : 0.51500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.50 REMARK 200 R MERGE FOR SHELL (I) : 1.93700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 7DBF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.2 M NA-CITRATE AND 0.1 M HEPES (PH REMARK 280 7.5), VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 13.00333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.00667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 19.50500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 32.50833 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 6.50167 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 LYS A 130 CG CD CE NZ REMARK 470 ARG A 183 CG CD NE CZ NH1 NH2 REMARK 470 TYR D 185 CG CD1 CD2 CE1 CE2 CZ OH REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 NH2 ARG A 87 NH1 ARG D 87 1.03 REMARK 500 NH2 ARG A 87 CZ ARG D 87 1.64 REMARK 500 CZ ARG A 87 NH1 ARG D 87 2.04 REMARK 500 NH2 ARG A 87 NE ARG D 87 2.07 REMARK 500 O HOH A 326 O HOH A 362 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NZ LYS A 43 OH TYR A 153 5554 1.91 REMARK 500 ND2 ASN D 166 OE2 GLU D 180 3445 1.95 REMARK 500 O HOH A 345 O HOH D 343 5554 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 87 CG - CD - NE ANGL. DEV. = 13.6 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 ALA A 79 47.00 -84.60 REMARK 500 ALA D 79 47.26 -83.70 REMARK 500 LEU D 184 30.58 -79.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 OMG A 202 REMARK 610 OMG D 202 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 ZN A 201 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 80 ND1 REMARK 620 2 CYS A 110 SG 110.4 REMARK 620 3 CYS A 113 SG 105.6 119.2 REMARK 620 4 HOH A 334 O 115.4 100.0 106.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 201 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 80 ND1 REMARK 620 2 CYS D 110 SG 110.1 REMARK 620 3 CYS D 113 SG 105.8 112.1 REMARK 620 4 HOH D 316 O 121.1 99.8 108.1 REMARK 620 N 1 2 3 DBREF 7W1Q A 29 185 UNP Q94BU8 GSDA_ARATH 29 185 DBREF 7W1Q D 29 185 UNP Q94BU8 GSDA_ARATH 29 185 SEQADV 7W1Q GLN A 82 UNP Q94BU8 GLU 82 ENGINEERED MUTATION SEQADV 7W1Q GLN D 82 UNP Q94BU8 GLU 82 ENGINEERED MUTATION SEQRES 1 A 157 SER ASP HIS LYS PHE LEU THR GLN ALA VAL GLU GLU ALA SEQRES 2 A 157 TYR LYS GLY VAL ASP CYS GLY ASP GLY GLY PRO PHE GLY SEQRES 3 A 157 ALA VAL ILE VAL HIS ASN ASN GLU VAL VAL ALA SER CYS SEQRES 4 A 157 HIS ASN MET VAL LEU LYS TYR THR ASP PRO THR ALA HIS SEQRES 5 A 157 ALA GLN VAL THR ALA ILE ARG GLU ALA CYS LYS LYS LEU SEQRES 6 A 157 ASN LYS ILE GLU LEU SER GLU CYS GLU ILE TYR ALA SER SEQRES 7 A 157 CYS GLU PRO CYS PRO MET CYS PHE GLY ALA ILE HIS LEU SEQRES 8 A 157 SER ARG LEU LYS ARG LEU VAL TYR GLY ALA LYS ALA GLU SEQRES 9 A 157 ALA ALA ILE ALA ILE GLY PHE ASP ASP PHE ILE ALA ASP SEQRES 10 A 157 ALA LEU ARG GLY THR GLY VAL TYR GLN LYS SER SER LEU SEQRES 11 A 157 GLU ILE LYS LYS ALA ASP GLY ASN GLY ALA ALA ILE ALA SEQRES 12 A 157 GLU GLN VAL PHE GLN ASN THR LYS GLU LYS PHE ARG LEU SEQRES 13 A 157 TYR SEQRES 1 D 157 SER ASP HIS LYS PHE LEU THR GLN ALA VAL GLU GLU ALA SEQRES 2 D 157 TYR LYS GLY VAL ASP CYS GLY ASP GLY GLY PRO PHE GLY SEQRES 3 D 157 ALA VAL ILE VAL HIS ASN ASN GLU VAL VAL ALA SER CYS SEQRES 4 D 157 HIS ASN MET VAL LEU LYS TYR THR ASP PRO THR ALA HIS SEQRES 5 D 157 ALA GLN VAL THR ALA ILE ARG GLU ALA CYS LYS LYS LEU SEQRES 6 D 157 ASN LYS ILE GLU LEU SER GLU CYS GLU ILE TYR ALA SER SEQRES 7 D 157 CYS GLU PRO CYS PRO MET CYS PHE GLY ALA ILE HIS LEU SEQRES 8 D 157 SER ARG LEU LYS ARG LEU VAL TYR GLY ALA LYS ALA GLU SEQRES 9 D 157 ALA ALA ILE ALA ILE GLY PHE ASP ASP PHE ILE ALA ASP SEQRES 10 D 157 ALA LEU ARG GLY THR GLY VAL TYR GLN LYS SER SER LEU SEQRES 11 D 157 GLU ILE LYS LYS ALA ASP GLY ASN GLY ALA ALA ILE ALA SEQRES 12 D 157 GLU GLN VAL PHE GLN ASN THR LYS GLU LYS PHE ARG LEU SEQRES 13 D 157 TYR HET ZN A 201 1 HET OMG A 202 21 HET ZN D 201 1 HET OMG D 202 21 HETNAM ZN ZINC ION HETNAM OMG O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE FORMUL 3 ZN 2(ZN 2+) FORMUL 4 OMG 2(C11 H16 N5 O8 P) FORMUL 7 HOH *128(H2 O) HELIX 1 AA1 SER A 29 CYS A 47 1 19 HELIX 2 AA2 MET A 70 THR A 75 1 6 HELIX 3 AA3 HIS A 80 ASN A 94 1 15 HELIX 4 AA4 CYS A 110 ARG A 121 1 12 HELIX 5 AA5 LYS A 130 ALA A 136 1 7 HELIX 6 AA6 ALA A 144 GLY A 149 1 6 HELIX 7 AA7 ASP A 164 THR A 178 1 15 HELIX 8 AA8 ASP D 30 CYS D 47 1 18 HELIX 9 AA9 MET D 70 THR D 75 1 6 HELIX 10 AB1 HIS D 80 ASN D 94 1 15 HELIX 11 AB2 CYS D 110 SER D 120 1 11 HELIX 12 AB3 LYS D 130 ALA D 136 1 7 HELIX 13 AB4 ALA D 144 GLY D 149 1 6 HELIX 14 AB5 ASP D 164 GLN D 173 1 10 HELIX 15 AB6 GLN D 173 PHE D 182 1 10 SHEET 1 AA1 5 GLU A 62 HIS A 68 0 SHEET 2 AA1 5 GLY A 54 HIS A 59 -1 N HIS A 59 O GLU A 62 SHEET 3 AA1 5 GLU A 102 CYS A 107 -1 O SER A 106 N GLY A 54 SHEET 4 AA1 5 ARG A 124 ALA A 129 1 O VAL A 126 N ALA A 105 SHEET 5 AA1 5 GLU A 159 LYS A 162 1 O LYS A 161 N LEU A 125 SHEET 1 AA2 5 GLU D 62 HIS D 68 0 SHEET 2 AA2 5 GLY D 54 HIS D 59 -1 N HIS D 59 O GLU D 62 SHEET 3 AA2 5 CYS D 101 CYS D 107 -1 O SER D 106 N GLY D 54 SHEET 4 AA2 5 ARG D 124 ALA D 129 1 O VAL D 126 N ALA D 105 SHEET 5 AA2 5 GLU D 159 LYS D 162 1 O LYS D 161 N LEU D 125 LINK ND1 HIS A 80 ZN ZN A 201 1555 1555 2.04 LINK SG CYS A 110 ZN ZN A 201 1555 1555 2.26 LINK SG CYS A 113 ZN ZN A 201 1555 1555 2.23 LINK ZN ZN A 201 O HOH A 334 1555 1555 2.16 LINK ND1 HIS D 80 ZN ZN D 201 1555 1555 2.05 LINK SG CYS D 110 ZN ZN D 201 1555 1555 2.24 LINK SG CYS D 113 ZN ZN D 201 1555 1555 2.27 LINK ZN ZN D 201 O HOH D 316 1555 1555 1.87 CRYST1 119.244 119.244 39.010 90.00 90.00 120.00 P 61 12 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 0.008386 0.004842 0.000000 0.00000 SCALE2 0.000000 0.009684 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025634 0.00000