HEADER RNA 04-OCT-98 430D TITLE STRUCTURE OF SARCIN/RICIN LOOP FROM RAT 28S RRNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SARCIN/RICIN LOOP FROM RAT 28S R-RNA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 4 ORGANISM_TAXID: 10116 KEYWDS U-RNA, DOUBLE HELIX, HAIRPIN, BLUNT STEM, TETRALOOP MISMATCHED, BASE KEYWDS 2 TRIPLE, RIBONUCLEIC ACID, RNA EXPDTA X-RAY DIFFRACTION AUTHOR C.C.CORRELL,A.MUNISHKIN,Y.L.CHAN,Z.REN,I.G.WOOL,T.A.STEITZ REVDAT 6 28-FEB-24 430D 1 REMARK LINK REVDAT 5 03-MAY-17 430D 1 SOURCE AUTHOR REVDAT 4 24-FEB-09 430D 1 VERSN REVDAT 3 01-APR-03 430D 1 JRNL REVDAT 2 18-NOV-98 430D 3 SOURCE COMPND REMARK AUTHOR REVDAT 2 2 3 FORMUL JRNL REVDAT 1 07-OCT-98 430D 0 JRNL AUTH C.C.CORRELL,A.MUNISHKIN,Y.L.CHAN,Z.REN,I.G.WOOL,T.A.STEITZ JRNL TITL CRYSTAL STRUCTURE OF THE RIBOSOMAL RNA DOMAIN ESSENTIAL FOR JRNL TITL 2 BINDING ELONGATION FACTORS. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 13436 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9811818 JRNL DOI 10.1073/PNAS.95.23.13436 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.A.SZEWCZAK,P.B.MOORE,Y.L.CHAN,I.G.WOOL REMARK 1 TITL THE CONFORMATION OF THE SARCIN/RICIN LOOP FROM 28S RIBOSOMAL REMARK 1 TITL 2 RNA REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 90 9581 1993 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.A.SZEWCZAK,P.B.MOORE REMARK 1 TITL THE SARCIN/RICIN LOOP, A MODULAR RNA REMARK 1 REF J.MOL.BIOL. V. 247 81 1995 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.P.RIFE,S.C.STALLINGS,C.C.CORRELL,A.DALLAS,T.A.STEITZ, REMARK 1 AUTH 2 P.B.MOORE REMARK 1 TITL COMPARISON OF THE CRYSTAL AND SOLUTION STRUCTURE OF TWO RNA REMARK 1 TITL 2 OLIGONUCLEOTIDES REMARK 1 REF BIOPHYS.J. 1998 REMARK 1 REFN ESSN 1542-0086 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 30991867.710 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.7 REMARK 3 NUMBER OF REFLECTIONS : 6036 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 SET) : 0.280 REMARK 3 FREE R VALUE : 0.330 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 646 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.013 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 12 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 414 REMARK 3 BIN R VALUE (WORKING SET) : 0.5190 REMARK 3 BIN FREE R VALUE : 0.5930 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 48 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.092 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 622 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 9 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 59.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.48000 REMARK 3 B22 (A**2) : 1.48000 REMARK 3 B33 (A**2) : -2.97000 REMARK 3 B12 (A**2) : 3.31000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.41 REMARK 3 ESD FROM SIGMAA (A) : 0.59 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.33 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.63 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 30.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.360 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : DNA-RNA-MULTI-ENDO.PARAM REMARK 3 PARAMETER FILE 2 : MG.PARAM REMARK 3 PARAMETER FILE 3 : BR.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : DNA-RNA-MULTI-ENDO.TOP REMARK 3 TOPOLOGY FILE 2 : MG.PARAM REMARK 3 TOPOLOGY FILE 3 : BR.PARAM REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 430D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB. REMARK 100 THE DEPOSITION ID IS D_1000179227. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-NOV-97 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : SILICON 111 BENDING MIRRO REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5854 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.6 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : 0.04300 REMARK 200 FOR THE DATA SET : 32.5000 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 (%) : 88.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.21700 REMARK 200 R SYM FOR SHELL (I) : 0.21700 REMARK 200 FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD PHASING METHOD REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 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 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-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 35.98667 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 71.97333 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 53.98000 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 89.96667 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 17.99333 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 35.98667 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 71.97333 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 89.96667 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 53.98000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 17.99333 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 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 CBV A 27 O2' 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 C A 6 C5' - C4' - O4' ANGL. DEV. = 5.4 DEGREES 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 35 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 12 OP2 REMARK 620 2 C A 13 N4 135.7 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 33 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 24 P REMARK 620 2 G A 24 OP1 33.8 REMARK 620 3 G A 24 O5' 32.7 55.4 REMARK 620 N 1 2 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 31 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 32 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 33 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 34 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 35 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 36 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 38 DBREF 430D A 1 29 PDB 430D 430D 1 29 SEQRES 1 A 29 G G G U G C U C A G U A C SEQRES 2 A 29 G A G A G G A A C C G C A SEQRES 3 A 29 CBV C C MODRES 430D CBV A 27 C HET CBV A 27 21 HET MG A 31 1 HET MG A 32 1 HET MG A 33 1 HET MG A 34 1 HET MG A 35 1 HET MG A 36 1 HET MG A 37 1 HET MG A 38 1 HET MG A 39 1 HETNAM CBV 5-BROMOCYTIDINE 5'-(DIHYDROGEN PHOSPHATE) HETNAM MG MAGNESIUM ION FORMUL 1 CBV C9 H13 BR N3 O8 P FORMUL 2 MG 9(MG 2+) FORMUL 11 HOH *9(H2 O) LINK O3' A A 26 P CBV A 27 1555 1555 1.61 LINK O3' CBV A 27 P C A 28 1555 1555 1.59 LINK OP2 A A 12 MG MG A 35 1555 1555 2.33 LINK N4 C A 13 MG MG A 35 1555 1555 2.83 LINK P G A 24 MG MG A 33 1555 1555 2.69 LINK OP1 G A 24 MG MG A 33 1555 1555 2.23 LINK O5' G A 24 MG MG A 33 1555 1555 2.90 LINK MG MG A 32 O HOH A 107 1555 1555 2.20 SITE 1 AC1 2 C A 23 G A 24 SITE 1 AC2 2 G A 16 HOH A 107 SITE 1 AC3 1 G A 24 SITE 1 AC4 1 C A 28 SITE 1 AC5 3 U A 11 A A 12 C A 13 SITE 1 AC6 1 C A 29 SITE 1 AC7 1 C A 25 CRYST1 56.830 56.830 107.960 90.00 90.00 120.00 P 61 2 2 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 0.017596 0.010159 0.000000 0.00000 SCALE2 0.000000 0.020319 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009263 0.00000