HEADER RNA 05-AUG-04 1U8D OBSLTE 27-JUN-12 1U8D 4FE5 TITLE GUANINE RIBOSWITCH BOUND TO HYPOXANTHINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: XPT-PBUX MRNA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: G-BOX MRNA SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: RNA WAS PREPARED BY IN VITRO TRANSCRIPTION. THE SOURCE 4 SEQUENCE OF THIS RNA CAN BE FOUND NATURALLY IN BACILLUS SUBTILIS SOURCE 5 (BACTERIA) KEYWDS RNA-LIGAND COMPLEX, DOUBLE HELIX, BASE TRIPLES, BASE QUADRUPLES, KEYWDS 2 MRNA, RNA EXPDTA X-RAY DIFFRACTION AUTHOR R.T.BATEY,S.D.GILBERT,R.K.MONTANGE REVDAT 4 27-JUN-12 1U8D 1 OBSLTE VERSN REVDAT 3 20-OCT-09 1U8D 1 ATOM REVDAT 2 24-FEB-09 1U8D 1 VERSN REVDAT 1 23-NOV-04 1U8D 0 JRNL AUTH R.T.BATEY,S.D.GILBERT,R.K.MONTANGE JRNL TITL STRUCTURE OF A NATURAL GUANINE-RESPONSIVE RIBOSWITCH JRNL TITL 2 COMPLEXED WITH THE METABOLITE HYPOXANTHINE. JRNL REF NATURE V. 432 411 2004 JRNL REFN ISSN 0028-0836 JRNL PMID 15549109 JRNL DOI 10.1038/NATURE03037 REMARK 2 REMARK 2 RESOLUTION. 1.95 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) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.41 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1344227.320 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.8 REMARK 3 NUMBER OF REFLECTIONS : 25786 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) : 0.178 REMARK 3 FREE R VALUE : 0.228 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.400 REMARK 3 FREE R VALUE TEST SET COUNT : 2430 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2105 REMARK 3 BIN R VALUE (WORKING SET) : 0.2480 REMARK 3 BIN FREE R VALUE : 0.3180 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 245 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 : 1426 REMARK 3 HETEROGEN ATOMS : 108 REMARK 3 SOLVENT ATOMS : 333 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.26000 REMARK 3 B22 (A**2) : -0.88000 REMARK 3 B33 (A**2) : 0.62000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.48000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.14 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) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.23 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.83 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) : 0.810 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.000 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.520 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.970 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 48.44 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_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : HPA4.PARAM REMARK 3 PARAMETER FILE 4 : COHEX_REP.PARAM REMARK 3 PARAMETER FILE 5 : WATER.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : HPA4.TOP REMARK 3 TOPOLOGY FILE 4 : COHEX_REP.TOP REMARK 3 TOPOLOGY FILE 5 : WATER.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1U8D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-AUG-04. REMARK 100 THE RCSB ID CODE IS RCSB023373. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL 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) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28013 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 2.900 REMARK 200 R MERGE (I) : 0.05500 REMARK 200 R SYM (I) : 0.03700 REMARK 200 FOR THE DATA SET : 21.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 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: SAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MM COBALT HEXAMMINE, 200 MM REMARK 280 AMMONIUM ACETATE, 25% PEG 2K, PH 7.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 23K 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 66.14900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.62500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 66.14900 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 17.62500 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 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 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 A A 82 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 OP1 G A 15 OP1 G A 15 2556 1.81 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 G A 15 P G A 15 OP3 -0.082 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 - OP1 ANGL. DEV. = 8.4 DEGREES REMARK 500 C A 39 O5' - P - OP2 ANGL. DEV. = -8.3 DEGREES REMARK 500 C A 39 C5' - C4' - C3' ANGL. DEV. = 15.9 DEGREES REMARK 500 U A 49 N1 - C1' - C2' ANGL. DEV. = 8.1 DEGREES REMARK 500 C A 54 C5' - C4' - C3' ANGL. DEV. = 11.8 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 0.07 SIDE CHAIN REMARK 500 G A 38 0.09 SIDE CHAIN REMARK 500 G A 55 0.06 SIDE CHAIN REMARK 500 A A 59 0.06 SIDE CHAIN REMARK 500 C A 60 0.06 SIDE CHAIN REMARK 500 A A 66 0.06 SIDE CHAIN REMARK 500 C A 70 0.08 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 SPD A 95 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 96 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 108 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 109 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 110 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 111 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 112 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HPA A 90 DBREF 1U8D A 15 82 PDB 1U8D 1U8D 15 82 SEQRES 1 A 68 G G A C A U A U A A U C G SEQRES 2 A 68 C G U G G A U A U G G C A SEQRES 3 A 68 C G C A A G U U U C U A C SEQRES 4 A 68 C G G G C A C C G U A A A SEQRES 5 A 68 U G U C C G A C U A U G U SEQRES 6 A 68 C C A HET SPD A 95 10 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 HPA A 90 10 HETNAM SPD SPERMIDINE HETNAM ACT ACETATE ION HETNAM NCO COBALT HEXAMMINE(III) HETNAM HPA HYPOXANTHINE HETSYN SPD N-(2-AMINO-PROPYL)-1,4-DIAMINOBUTANE; PA(34) FORMUL 2 SPD C7 H19 N3 FORMUL 3 ACT C2 H3 O2 1- FORMUL 4 NCO 12(CO H18 N6 3+) FORMUL 16 HPA C5 H4 N4 O FORMUL 17 HOH *333(H2 O) SITE 1 AC1 12 C A 26 C A 54 U A 67 G A 68 SITE 2 AC1 12 HOH A 355 HOH A 378 HOH A 385 HOH A 433 SITE 3 AC1 12 HOH A 490 HOH A 568 HOH A 573 HOH A 579 SITE 1 AC2 6 G A 32 A A 33 G A 38 C A 39 SITE 2 AC2 6 U A 67 HOH A 309 SITE 1 AC3 12 C A 28 G A 29 U A 30 A A 66 SITE 2 AC3 12 U A 67 HOH A 347 HOH A 351 HOH A 376 SITE 3 AC3 12 HOH A 386 HOH A 430 HOH A 563 HOH A 590 SITE 1 AC4 11 G A 38 C A 39 G A 56 G A 57 SITE 2 AC4 11 C A 58 HOH A 325 HOH A 415 HOH A 458 SITE 3 AC4 11 HOH A 531 HOH A 532 HOH A 605 SITE 1 AC5 11 C A 39 G A 55 G A 56 G A 57 SITE 2 AC5 11 G A 68 U A 69 HOH A 305 HOH A 329 SITE 3 AC5 11 HOH A 330 HOH A 358 HOH A 556 SITE 1 AC6 11 U A 30 G A 31 G A 32 A A 65 SITE 2 AC6 11 A A 66 HOH A 304 HOH A 322 HOH A 345 SITE 3 AC6 11 HOH A 372 HOH A 409 HOH A 546 SITE 1 AC7 11 G A 37 G A 38 C A 58 HOH A 344 SITE 2 AC7 11 HOH A 411 HOH A 431 HOH A 449 HOH A 578 SITE 3 AC7 11 HOH A 587 HOH A 601 HOH A 615 SITE 1 AC8 10 C A 26 G A 27 G A 29 U A 30 SITE 2 AC8 10 G A 68 HOH A 480 HOH A 484 HOH A 581 SITE 3 AC8 10 HOH A 607 HOH A 620 SITE 1 AC9 7 C A 41 G A 42 C A 53 C A 54 SITE 2 AC9 7 HOH A 529 HOH A 570 HOH A 606 SITE 1 BC1 7 A A 45 G A 46 U A 47 HOH A 324 SITE 2 BC1 7 HOH A 451 HOH A 501 HOH A 585 SITE 1 BC2 8 A A 23 A A 24 C A 71 HOH A 337 SITE 2 BC2 8 HOH A 379 HOH A 424 HOH A 554 HOH A 614 SITE 1 BC3 4 A A 21 U A 22 HOH A 592 HOH A 632 SITE 1 BC4 4 G A 32 A A 33 HOH A 328 HOH A 371 SITE 1 BC5 8 U A 36 G A 72 A A 73 HOH A 436 SITE 2 BC5 8 HOH A 471 HOH A 482 HOH A 598 HOH A 619 SITE 1 BC6 9 A A 21 U A 22 U A 47 U A 51 SITE 2 BC6 9 A A 52 A A 73 C A 74 U A 75 SITE 3 BC6 9 HOH A 408 CRYST1 132.298 35.250 42.225 90.00 90.95 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 0.007559 0.000000 0.000125 0.00000 SCALE2 0.000000 0.028369 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023686 0.00000