HEADER RNA 29-JUN-09 3I2Q TITLE CRYSTAL STRUCTURE OF THE HAIRPIN RIBOZYME WITH 2'OME SUBSTRATE STRAND TITLE 2 AND N1-DEAZAADENOSINE AT POSITION A9 COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*UP*CP*CP*CP*(A2M)P*GP*UP*CP*CP*AP*CP*CP*GP*U)-3'; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: HAIRPIN RIBOZYME; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA/RNA (30-MER); COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 OTHER_DETAILS: HAIRPIN RIBOZYME; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: 5'-R(*UP*CP*GP*UP*GP*GP*UP*AP*CP*AP*UP*UP*AP*CP*CP*UP*GP*CP COMPND 13 *C)-3'; COMPND 14 CHAIN: C; COMPND 15 ENGINEERED: YES; COMPND 16 OTHER_DETAILS: HAIRPIN RIBOZYME SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE RNA WAS SYNTHESIZED BY DHARMACON INC., FOLLOWING SOURCE 4 THE TOBACCO RINGSPOT VIRUS SEQUENCE; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: THE RNA WAS SYNTHESIZED BY DHARMACON INC., FOLLOWING SOURCE 8 THE TOBACCO RINGSPOT VIRUS SEQUENCE; SOURCE 9 MOL_ID: 3; SOURCE 10 SYNTHETIC: YES; SOURCE 11 OTHER_DETAILS: THE RNA WAS SYNTHESIZED BY DHARMACON INC., FOLLOWING SOURCE 12 THE TOBACCO RINGSPOT VIRUS SEQUENCE KEYWDS HAIRPIN RIBOZYME, N1-DEAZAADENOSINE, RNA EXPDTA X-RAY DIFFRACTION AUTHOR J.E.WEDEKIND,R.C.SPITALE,J.KRUCINSKA REVDAT 2 13-JUL-11 3I2Q 1 VERSN REVDAT 1 03-NOV-09 3I2Q 0 JRNL AUTH R.C.SPITALE,R.VOLPINI,M.V.MUNGILLO,J.KRUCINSKA,G.CRISTALLI, JRNL AUTH 2 J.E.WEDEKIND JRNL TITL SINGLE-ATOM IMINO SUBSTITUTIONS AT A9 AND A10 REVEAL JRNL TITL 2 DISTINCT EFFECTS ON THE FOLD AND FUNCTION OF THE HAIRPIN JRNL TITL 3 RIBOZYME CATALYTIC CORE. JRNL REF BIOCHEMISTRY V. 48 7777 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19634899 JRNL DOI 10.1021/BI9011622 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.42 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 62866.930 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 7977 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) : 0.203 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.600 REMARK 3 FREE R VALUE TEST SET COUNT : 607 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.08 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1177 REMARK 3 BIN R VALUE (WORKING SET) : 0.4240 REMARK 3 BIN FREE R VALUE : 0.4480 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 113 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.042 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 1311 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 132.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 73.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -15.62000 REMARK 3 B22 (A**2) : -15.62000 REMARK 3 B33 (A**2) : 31.23000 REMARK 3 B12 (A**2) : 0.00000 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) : 0.38 REMARK 3 ESD FROM SIGMAA (A) : 0.55 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) : 0.44 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.61 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.40 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 17.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.41 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : FLAT MODEL REMARK 3 KSOL : 0.30 REMARK 3 BSOL : 36.77 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-RNAATT REMARK 3 PARAMETER FILE 2 : COBALT.PAR REMARK 3 PARAMETER FILE 3 : TO REMARK 3 PARAMETER FILE 4 : TO REMARK 3 PARAMETER FILE 5 : TO REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3I2Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-JUL-09. REMARK 100 THE RCSB ID CODE IS RCSB053889. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JAN-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9700 REMARK 200 MONOCHROMATOR : SI(111) SINGLE CRYSTAL REMARK 200 OPTICS : VERTICAL FOCUSING MIRROR, SINGLE REMARK 200 CRYSTAL SI(111) BENT REMARK 200 MONOCHROMATOR (HORIZONTAL REMARK 200 FOCUSING) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9310 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 7.10 REMARK 200 R MERGE FOR SHELL (I) : 0.36100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 2OUE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 70.05 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: WELL SOLUTIONS CONTAINED 20.5% W/V PEG REMARK 280 2000 MME, 0.10 M NA CACODYLATE, PH 6.5 OR 7.0, 0.25 M LI2SO4, 2.5 REMARK 280 MM CO(NH3)6CL3 AND 2 MM SPERMIDINE-HCL. CRYSTALS GREW AS REMARK 280 HEXAGONAL RODS OR PLATES AND REACHED A SIZE OF 0.3 MM X 0.2 MM X REMARK 280 0.2 MM IN APPROXIMATELY 3 WEEKS, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293.15K 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 43.81667 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 87.63333 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 65.72500 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 109.54167 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 21.90833 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 43.81667 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 87.63333 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 109.54167 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 65.72500 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 21.90833 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 UNIT IS THE SAME AS AN ASYMMETRIC UNIT 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2890 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11270 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.6 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 U A 9 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 -4 C4' - C3' - C2' ANGL. DEV. = 6.2 DEGREES REMARK 500 C A -4 O4' - C1' - N1 ANGL. DEV. = 4.6 DEGREES REMARK 500 G C 36 C2' - C3' - O3' ANGL. DEV. = 11.5 DEGREES 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 SO4 A 102 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 102 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3I2P RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HAIRPIN RIBOZYME PRODUCT-MIMIC REMARK 900 WITH 5'-DEOXY-5'-FLUOROGUANOSINE REMARK 900 RELATED ID: 3I2R RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HAIRPIN RIBOZYME WITH A 2',5'- REMARK 900 LINKED SUBSTRATE WITH N1-DEAZAADENOSINE AT POSITION A9 REMARK 900 RELATED ID: 3I2S RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HAIRPIN RIBOZYME WITH A 2'OME REMARK 900 SUBSTRATE AND N1-DEAZAADENOSINE AT POSITION A10 REMARK 900 RELATED ID: 3I2U RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HAIPRIN RIBOZYME WITH A 2',5'- REMARK 900 LINKED SUBSTRATE AND N1-DEAZAADENOSINE AT POSITION A10 DBREF 3I2Q A -5 9 PDB 3I2Q 3I2Q -5 8 DBREF 3I2Q B 2 31 PDB 3I2Q 3I2Q 2 31 DBREF 3I2Q C 31 49 PDB 3I2Q 3I2Q 31 49 SEQRES 1 A 14 U C C C A2M G U C C A C C G SEQRES 2 A 14 U SEQRES 1 B 30 C G G U G A G 1DP A G G G S9L SEQRES 2 B 30 G G C A G A G A A A C A C SEQRES 3 B 30 A C G A SEQRES 1 C 19 U C G U G G U A C A U U A SEQRES 2 C 19 C C U G C C MODRES 3I2Q A2M A -1 A 2'-O-METHYL-ADENOSINE-5'-MONOPHOSPHATE HET A2M A -1 23 HET 1DP B 9 22 HET S9L B 14 13 HET NCO B 101 14 HET SO4 A 102 4 HETNAM A2M 2'-O-METHYLADENOSINE 5'-(DIHYDROGEN PHOSPHATE) HETNAM 1DP N1-DEAZA-ADENOSINE-5'-MONOPHOSPHATE HETNAM S9L 2-[2-(2-HYDROXYETHOXY)ETHOXY]ETHYL DIHYDROGEN PHOSPHATE HETNAM NCO COBALT HEXAMMINE(III) HETNAM SO4 SULFATE ION HETSYN 1DP 3-(5-O-PHOSPHONO-BETA-D-RIBOFURANOSYL)-3H-IMIDAZO[4,5- HETSYN 2 1DP B]PYRIDIN-7-AMINE FORMUL 1 A2M C11 H16 N5 O7 P FORMUL 2 1DP C11 H15 N4 O7 P FORMUL 2 S9L C6 H15 O7 P FORMUL 4 NCO CO H18 N6 3+ FORMUL 5 SO4 O4 S 2- LINK O3' C A -2 P A2M A -1 1555 1555 1.60 LINK O3' A2M A -1 P G A 1 1555 1555 1.62 LINK O3' G B 8 P 1DP B 9 1555 1555 1.60 LINK O3' 1DP B 9 P A B 10 1555 1555 1.60 LINK O3' G B 13 P S9L B 14 1555 1555 1.62 LINK O3' S9L B 14 P G B 15 1555 1555 1.61 SITE 1 AC1 10 U A -5 C A -4 SO4 A 102 G B 11 SITE 2 AC1 10 G B 12 G B 13 A B 20 G B 21 SITE 3 AC1 10 A C 40 U C 41 SITE 1 AC2 3 U A -5 C A -4 NCO B 101 CRYST1 93.350 93.350 131.450 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 0.010712 0.006185 0.000000 0.00000 SCALE2 0.000000 0.012370 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007607 0.00000 MASTER 322 0 5 0 0 0 4 6 0 0 0 7 END