HEADER RNA 25-MAY-07 2Q1R TITLE CRYSTAL STRUCTURE ANALYSIS OF THE RNA DODECAMER CGCGAAUUAGCG, WITH A TITLE 2 G-A MISMATCH. COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (5'-R(*CP*GP*CP*GP*AP*AP*UP*UP*AP*GP*CP*G)-3'); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1 KEYWDS G-A MISMATCH, RNA, RNAI EXPDTA X-RAY DIFFRACTION AUTHOR F.LI,P.S.PALLAN REVDAT 5 03-APR-24 2Q1R 1 REMARK REVDAT 4 21-FEB-24 2Q1R 1 REMARK DBREF LINK REVDAT 3 24-FEB-09 2Q1R 1 VERSN REVDAT 2 11-DEC-07 2Q1R 1 JRNL REVDAT 1 30-OCT-07 2Q1R 0 JRNL AUTH F.LI,P.S.PALLAN,M.A.MAIER,K.G.RAJEEV,S.L.MATHIEU,C.KREUTZ, JRNL AUTH 2 Y.FAN,J.SANGHVI,R.MICURA,E.ROZNERS,M.MANOHARAN,M.EGLI JRNL TITL CRYSTAL STRUCTURE, STABILITY AND IN VITRO RNAI ACTIVITY OF JRNL TITL 2 OLIGORIBONUCLEOTIDES CONTAINING THE RIBO-DIFLUOROTOLUYL JRNL TITL 3 NUCLEOTIDE: INSIGHTS INTO SUBSTRATE REQUIREMENTS BY THE JRNL TITL 4 HUMAN RISC AGO2 ENZYME. JRNL REF NUCLEIC ACIDS RES. V. 35 6424 2007 JRNL REFN ISSN 0305-1048 JRNL PMID 17881374 JRNL DOI 10.1093/NAR/GKM664 REMARK 2 REMARK 2 RESOLUTION. 1.12 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.12 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.2 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) : 0.149 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.144 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.182 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 630 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 13514 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 : 0 REMARK 3 NUCLEIC ACID ATOMS : 255 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 75 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) : 0.014 REMARK 3 ANGLE DISTANCES (A) : 0.031 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL 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 2Q1R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043040. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 5ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9790 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13280 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.120 REMARK 200 RESOLUTION RANGE LOW (A) : 24.840 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.03500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.12 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.27700 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: EPMR REMARK 200 STARTING MODEL: A NATIVE A-RNA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DROPLETS CONTAINING 0.5 MM REMARK 280 OLIGONUCLEOTIDE, 5% MPD, 20 MM SODIUM CACODYLATE, PH 7.0, 6 MM REMARK 280 SPERMINE-4HCL, 40 MM SODIUM CHLORIDE AND 10 MM MAGNESIUM REMARK 280 CHLORIDE WERE EQUILIBRATED AGAINST A RESERVOIR OF 35% MPD., REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 20.66950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.44300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 20.66950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 17.44300 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 BIOLOGICAL ASSEMBLY IS A DUPLEX AND CORRESPNDS TO THE REMARK 300 CRYSTALLOGRAPHIC ASYMMETRIC UNIT, HENCE NO SYMMETRY OPERATORS ARE REMARK 300 NEEDED 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 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 82.67800 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A9033 LIES ON A SPECIAL POSITION. REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 G A1002 C2' G A1002 C1' -0.065 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 G A1002 C3' - C2' - C1' ANGL. DEV. = -4.4 DEGREES REMARK 500 A A1005 C2 - N3 - C4 ANGL. DEV. = 3.6 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 A8001 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A9005 O REMARK 620 2 HOH A9023 O 92.9 REMARK 620 3 HOH A9024 O 92.3 80.5 REMARK 620 4 HOH A9045 O 94.1 159.1 79.6 REMARK 620 5 HOH A9046 O 179.5 87.0 88.2 86.1 REMARK 620 6 HOH A9047 O 87.0 105.7 173.8 94.3 92.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A8002 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A9001 O REMARK 620 2 HOH A9002 O 89.1 REMARK 620 3 HOH A9009 O 176.4 87.5 REMARK 620 4 HOH A9019 O 95.6 95.3 83.4 REMARK 620 5 HOH A9021 O 93.8 91.8 87.7 168.3 REMARK 620 6 HOH A9032 O 93.2 171.8 90.3 92.3 80.2 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 8001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 8002 DBREF 2Q1R A 1001 1012 PDB 2Q1R 2Q1R 1001 1012 SEQRES 1 A 12 C G C G A A U U A G C G HET MG A8001 1 HET MG A8002 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG 2(MG 2+) FORMUL 4 HOH *75(H2 O) LINK MG MG A8001 O HOH A9005 1555 1555 2.08 LINK MG MG A8001 O HOH A9023 1555 1555 1.83 LINK MG MG A8001 O HOH A9024 1555 1555 1.98 LINK MG MG A8001 O HOH A9045 1555 1555 1.85 LINK MG MG A8001 O HOH A9046 1555 1555 2.08 LINK MG MG A8001 O HOH A9047 1555 1555 2.00 LINK MG MG A8002 O HOH A9001 1555 1555 2.12 LINK MG MG A8002 O HOH A9002 1555 1555 1.97 LINK MG MG A8002 O HOH A9009 1555 1555 2.19 LINK MG MG A8002 O HOH A9019 1555 1555 2.01 LINK MG MG A8002 O HOH A9021 1555 1555 2.03 LINK MG MG A8002 O HOH A9032 1555 1555 2.16 SITE 1 AC1 6 HOH A9005 HOH A9023 HOH A9024 HOH A9045 SITE 2 AC1 6 HOH A9046 HOH A9047 SITE 1 AC2 6 HOH A9001 HOH A9002 HOH A9009 HOH A9019 SITE 2 AC2 6 HOH A9021 HOH A9032 CRYST1 41.339 34.886 32.118 90.00 129.32 90.00 C 1 2 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 0.024190 0.000000 0.019814 0.00000 SCALE2 0.000000 0.028665 0.000000 0.00000 SCALE3 0.000000 0.000000 0.040246 0.00000