HEADER RNA 06-MAR-06 2G9C TITLE MODIFIED PYRIMIDINES SPECIFICALLY BIND THE PURINE RIBOSWITCH COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE RIBOSWITCH; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 OTHER_DETAILS: ADENINE RESPONSIVE MUTANT GUANINE RIBOSWITCH SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS SEQUENCE WAS ENGINEERED BASED ON THE GUANINE SOURCE 4 RIBOSWITCH FROM THE XPT-PBUX GENE IN BACILLUS SUBTILIS KEYWDS MRNA, RIBOSWITCH, TRIAMINOPYRIMIDINE, RNA-LIGAND COMPLEX, RNA EXPDTA X-RAY DIFFRACTION AUTHOR S.D.GILBERT,S.J.MEDIATORE,R.T.BATEY REVDAT 4 14-FEB-24 2G9C 1 REMARK REVDAT 3 18-OCT-17 2G9C 1 REMARK REVDAT 2 24-FEB-09 2G9C 1 VERSN REVDAT 1 21-NOV-06 2G9C 0 JRNL AUTH S.D.GILBERT,S.J.MEDIATORE,R.T.BATEY JRNL TITL MODIFIED PYRIMIDINES SPECIFICALLY BIND THE PURINE JRNL TITL 2 RIBOSWITCH. JRNL REF J.AM.CHEM.SOC. V. 128 14214 2006 JRNL REFN ISSN 0002-7863 JRNL PMID 17076468 JRNL DOI 10.1021/JA063645T REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.97 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 457952.910 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 21203 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) : 0.195 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1530 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3191 REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE : 0.3270 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 273 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 1422 REMARK 3 HETEROGEN ATOMS : 97 REMARK 3 SOLVENT ATOMS : 353 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.66000 REMARK 3 B22 (A**2) : -3.36000 REMARK 3 B33 (A**2) : -0.30000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.69000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.15 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) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 BOND ANGLES (DEGREES) : 1.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.880 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 : 0.35 REMARK 3 BSOL : 45.60 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP_REVISE.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : COHEX_REP.PARAM REMARK 3 PARAMETER FILE 5 : ACETATE.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA_REP_REVISE.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : COHEX_REP.TOP REMARK 3 TOPOLOGY FILE 5 : ACETATE.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2G9C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1000036851. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9160 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : BOS REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26388 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.580 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.58 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 65.99500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.55000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 65.99500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 17.55000 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 MONOMER. 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 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 O HOH A 300 O HOH A 604 2.11 REMARK 500 O HOH A 336 O HOH A 421 2.16 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 O HOH A 382 O HOH A 507 4555 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 C A 39 O5' C A 39 C5' -0.078 REMARK 500 C A 39 C5' C A 39 C4' 0.079 REMARK 500 A A 40 C6 A A 40 N6 0.048 REMARK 500 G A 42 N7 G A 42 C8 0.040 REMARK 500 C A 54 O5' C A 54 C5' -0.059 REMARK 500 G A 55 C2 G A 55 N3 0.051 REMARK 500 C A 58 C4 C A 58 N4 0.061 REMARK 500 U A 69 C4 U A 69 O4 0.081 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 C A 39 O5' - P - OP2 ANGL. DEV. = -11.0 DEGREES REMARK 500 C A 39 C5' - C4' - C3' ANGL. DEV. = 24.8 DEGREES REMARK 500 C A 41 O5' - P - OP2 ANGL. DEV. = -5.9 DEGREES REMARK 500 C A 54 C5' - C4' - C3' ANGL. DEV. = 9.8 DEGREES REMARK 500 G A 56 O5' - P - OP2 ANGL. DEV. = -6.7 DEGREES REMARK 500 C A 60 O3' - P - OP2 ANGL. DEV. = 8.3 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 U A 34 0.06 SIDE CHAIN REMARK 500 G A 38 0.09 SIDE CHAIN REMARK 500 U A 69 0.07 SIDE CHAIN REMARK 500 C A 70 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 96 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 108 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 109 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 110 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 111 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 112 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3AY A 91 DBREF 2G9C A 15 81 PDB 2G9C 2G9C 15 81 SEQRES 1 A 67 G G A C A U A U A A U C G SEQRES 2 A 67 C G U G G A U A U G G C A SEQRES 3 A 67 C G C A A G U U U C U A C SEQRES 4 A 67 C G G G C A C C G U A A A SEQRES 5 A 67 U G U C C G A U U A U G U SEQRES 6 A 67 C C HET ACT A 96 4 HET NCO A 101 7 HET NCO A 102 7 HET NCO A 103 7 HET NCO A 104 7 HET NCO A 105 7 HET NCO A 106 7 HET NCO A 107 7 HET NCO A 108 7 HET NCO A 109 7 HET NCO A 110 7 HET NCO A 111 7 HET NCO A 112 7 HET 3AY A 91 9 HETNAM ACT ACETATE ION HETNAM NCO COBALT HEXAMMINE(III) HETNAM 3AY PYRIMIDINE-2,4,6-TRIAMINE FORMUL 2 ACT C2 H3 O2 1- FORMUL 3 NCO 12(CO H18 N6 3+) FORMUL 15 3AY C4 H7 N5 FORMUL 16 HOH *353(H2 O) SITE 1 AC1 6 G A 32 A A 33 G A 38 C A 39 SITE 2 AC1 6 U A 67 HOH A 305 SITE 1 AC2 8 G A 29 U A 30 A A 66 U A 67 SITE 2 AC2 8 HOH A 326 HOH A 368 HOH A 516 HOH A 592 SITE 1 AC3 13 G A 38 C A 39 G A 56 G A 57 SITE 2 AC3 13 C A 58 HOH A 325 HOH A 342 HOH A 361 SITE 3 AC3 13 HOH A 371 HOH A 391 HOH A 407 HOH A 438 SITE 4 AC3 13 HOH A 616 SITE 1 AC4 11 C A 39 G A 55 G A 56 G A 57 SITE 2 AC4 11 G A 68 U A 69 HOH A 320 HOH A 374 SITE 3 AC4 11 HOH A 388 HOH A 412 HOH A 442 SITE 1 AC5 11 U A 30 G A 31 G A 32 A A 65 SITE 2 AC5 11 A A 66 HOH A 304 HOH A 305 HOH A 319 SITE 3 AC5 11 HOH A 340 HOH A 346 HOH A 532 SITE 1 AC6 10 G A 37 G A 38 HOH A 327 HOH A 357 SITE 2 AC6 10 HOH A 415 HOH A 424 HOH A 468 HOH A 499 SITE 3 AC6 10 HOH A 590 HOH A 609 SITE 1 AC7 9 C A 26 G A 27 G A 29 U A 30 SITE 2 AC7 9 G A 68 HOH A 362 HOH A 460 HOH A 507 SITE 3 AC7 9 HOH A 532 SITE 1 AC8 7 C A 41 G A 42 C A 53 C A 54 SITE 2 AC8 7 HOH A 312 HOH A 390 HOH A 546 SITE 1 AC9 5 G A 46 U A 47 C A 50 U A 51 SITE 2 AC9 5 HOH A 648 SITE 1 BC1 7 A A 24 C A 71 HOH A 360 HOH A 383 SITE 2 BC1 7 HOH A 538 HOH A 585 HOH A 627 SITE 1 BC2 4 A A 21 U A 22 HOH A 548 HOH A 567 SITE 1 BC3 4 G A 32 A A 33 HOH A 367 HOH A 575 SITE 1 BC4 6 U A 36 G A 42 C A 43 G A 72 SITE 2 BC4 6 A A 73 HOH A 492 SITE 1 BC5 9 A A 21 U A 22 U A 47 U A 51 SITE 2 BC5 9 A A 52 A A 73 U A 74 U A 75 SITE 3 BC5 9 HOH A 364 CRYST1 131.990 35.100 41.800 90.00 90.43 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 0.007576 0.000000 0.000057 0.00000 SCALE2 0.000000 0.028490 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023924 0.00000