HEADER RNA 28-JUN-10 3NPQ TITLE STRUCTURE OF THE S-ADENOSYLHOMOCYSTEINE RIBOSWITCH AT 2.18 A COMPND MOL_ID: 1; COMPND 2 MOLECULE: S-ADENOSYLHOMOCYSTEINE RIBOSWITCH; COMPND 3 CHAIN: A, B, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: RALSTONIA SOLANACEARUM; SOURCE 4 ORGANISM_TAXID: 305; SOURCE 5 OTHER_DETAILS: RNA WAS PREPARED BY IN VITRO TRANSCRIPTION WITH T7 SOURCE 6 RNA POLYMERASE KEYWDS RNA, RIBOSWITCH, S-ADENOSYL-HOMOCYSTEINE EXPDTA X-RAY DIFFRACTION AUTHOR F.E.REYES,A.E.EDWARDS,R.T.BATEY REVDAT 3 06-SEP-23 3NPQ 1 REMARK REVDAT 2 03-NOV-10 3NPQ 1 JRNL TITLE REVDAT 1 06-OCT-10 3NPQ 0 JRNL AUTH A.L.EDWARDS,F.E.REYES,A.HEROUX,R.T.BATEY JRNL TITL STRUCTURAL BASIS FOR RECOGNITION OF S-ADENOSYLHOMOCYSTEINE JRNL TITL 2 BY RIBOSWITCHES. JRNL REF RNA V. 16 2144 2010 JRNL REFN ISSN 1355-8382 JRNL PMID 20864509 JRNL DOI 10.1261/RNA.2341610 REMARK 2 REMARK 2 RESOLUTION. 2.18 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.4_87 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : TWIN_LSQ_F REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.18 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.01 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.030 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.7 REMARK 3 NUMBER OF REFLECTIONS : 32745 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.236 REMARK 3 R VALUE (WORKING SET) : 0.235 REMARK 3 FREE R VALUE : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.380 REMARK 3 FREE R VALUE TEST SET COUNT : 1761 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 17.1142 - 4.8183 0.92 2917 149 0.1836 0.2235 REMARK 3 2 4.8183 - 3.8386 0.94 2920 149 0.1870 0.1905 REMARK 3 3 3.8386 - 3.3575 0.95 2944 147 0.1945 0.1959 REMARK 3 4 3.3575 - 3.0525 0.95 2943 143 0.2146 0.2164 REMARK 3 5 3.0525 - 2.8347 0.94 2926 153 0.2544 0.2904 REMARK 3 6 2.8347 - 2.6682 0.94 2899 149 0.3086 0.2728 REMARK 3 7 2.6682 - 2.5351 0.94 2905 149 0.3529 0.3533 REMARK 3 8 2.5351 - 2.4250 0.93 2889 147 0.3478 0.3067 REMARK 3 9 2.4250 - 2.3319 0.92 2817 147 0.3846 0.3957 REMARK 3 10 2.3319 - 2.2516 0.84 2579 134 0.3808 0.3378 REMARK 3 11 2.2516 - 2.1814 0.77 2348 120 0.3896 0.5386 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.34 REMARK 3 B_SOL : 77.23 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.090 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -7.13240 REMARK 3 B22 (A**2) : 5.58230 REMARK 3 B33 (A**2) : 0.64600 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.22970 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: 0.5300 REMARK 3 OPERATOR: -1/2*H-1/2*K-L,-1/2*H-1/2*K+L,-1/2*H+1/2*K REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.001 3793 REMARK 3 ANGLE : 0.536 5981 REMARK 3 CHIRALITY : 0.033 765 REMARK 3 PLANARITY : 0.001 156 REMARK 3 DIHEDRAL : 18.420 1482 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND NOT ELEMENT H REMARK 3 ORIGIN FOR THE GROUP (A): 29.0998 -18.0620 14.8710 REMARK 3 T TENSOR REMARK 3 T11: 0.1388 T22: 0.4242 REMARK 3 T33: 0.1848 T12: -0.0305 REMARK 3 T13: 0.0115 T23: -0.0797 REMARK 3 L TENSOR REMARK 3 L11: 0.2817 L22: 0.0875 REMARK 3 L33: 2.2812 L12: 0.1603 REMARK 3 L13: -0.4081 L23: 0.1345 REMARK 3 S TENSOR REMARK 3 S11: -0.3050 S12: 0.1430 S13: -0.0451 REMARK 3 S21: 0.0207 S22: -0.1958 S23: 0.0541 REMARK 3 S31: 0.0330 S32: -0.4623 S33: 0.3233 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN B AND NOT ELEMENT H REMARK 3 ORIGIN FOR THE GROUP (A): 32.6119 13.7026 11.0305 REMARK 3 T TENSOR REMARK 3 T11: 0.3555 T22: 0.1851 REMARK 3 T33: 0.1966 T12: 0.0495 REMARK 3 T13: -0.0301 T23: -0.0081 REMARK 3 L TENSOR REMARK 3 L11: 0.5523 L22: 0.6017 REMARK 3 L33: 0.4313 L12: -0.5206 REMARK 3 L13: -0.1859 L23: 0.2632 REMARK 3 S TENSOR REMARK 3 S11: 0.2202 S12: -0.0059 S13: -0.0422 REMARK 3 S21: -0.2975 S22: -0.0913 S23: 0.1054 REMARK 3 S31: 0.0527 S32: 0.0813 S33: -0.0929 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN C AND NOT ELEMENT H REMARK 3 ORIGIN FOR THE GROUP (A): 13.0692 2.9153 34.7951 REMARK 3 T TENSOR REMARK 3 T11: 0.1032 T22: 0.1878 REMARK 3 T33: 0.1958 T12: -0.0222 REMARK 3 T13: -0.0057 T23: 0.0678 REMARK 3 L TENSOR REMARK 3 L11: 0.5214 L22: 1.2764 REMARK 3 L33: 0.5746 L12: 0.5271 REMARK 3 L13: 0.5160 L23: 0.4671 REMARK 3 S TENSOR REMARK 3 S11: -0.1817 S12: 0.2781 S13: 0.1996 REMARK 3 S21: 0.0269 S22: 0.1323 S23: 0.1745 REMARK 3 S31: 0.0346 S32: 0.2302 S33: 0.0248 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: CHAIN A AND (RESSEQ 1:38 OR RESSEQ 43:54 REMARK 3 ) AND NOT ELEMENT H REMARK 3 SELECTION : CHAIN B AND (RESSEQ 1:38 OR RESSEQ 43:54 REMARK 3 ) AND NOT ELEMENT H REMARK 3 ATOM PAIRS NUMBER : 1056 REMARK 3 RMSD : 0.004 REMARK 3 NCS OPERATOR : 2 REMARK 3 REFERENCE SELECTION: CHAIN A AND (RESSEQ 1:38 OR RESSEQ 43:54 REMARK 3 ) AND NOT ELEMENT H REMARK 3 SELECTION : CHAIN C AND (RESSEQ 1:38 OR RESSEQ 43:54 REMARK 3 ) AND NOT ELEMENT H REMARK 3 ATOM PAIRS NUMBER : 1058 REMARK 3 RMSD : 0.017 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3NPQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUL-10. REMARK 100 THE DEPOSITION ID IS D_1000060125. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-OCT-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 : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 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 : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.15 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41336 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 23.014 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.4 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07100 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 47.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 1.00500 REMARK 200 R SYM FOR SHELL (I) : 1.00500 REMARK 200 FOR SHELL : 0.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 3NPN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.32 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.25 MM SPERMINE, 9 MM MAGNESIUM REMARK 280 CHLORIDE, 0.9 MM SPERMIDINE, 2.5 MM COBALT(III)HEXAMMINE REMARK 280 CHLORIDE, 0.05 M SODIUM CACODYLATE PH 7.0, 5% (V/V) PEG 400, REMARK 280 HANGING DROP, TEMPERATURE 293K 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 46.89650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 51.62050 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 46.89650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 51.62050 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 A 99 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 105 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 329 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 334 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 140 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 370 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 422 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 425 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 429 LIES ON A SPECIAL POSITION. 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 40 REMARK 465 U A 41 REMARK 465 C A 42 REMARK 465 G B 39 REMARK 465 U B 40 REMARK 465 U B 41 REMARK 465 C B 42 REMARK 465 A B 43 REMARK 465 G C 39 REMARK 465 U C 40 REMARK 465 U C 41 REMARK 465 C C 42 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 U C 36 C4 U C 36 O4 0.105 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 U C 36 N1 - C2 - N3 ANGL. DEV. = 4.0 DEGREES REMARK 500 U C 36 C2 - N3 - C4 ANGL. DEV. = -6.8 DEGREES REMARK 500 U C 36 N3 - C4 - C5 ANGL. DEV. = 7.2 DEGREES REMARK 500 U C 36 C5 - C4 - O4 ANGL. DEV. = -5.6 DEGREES 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 SAH A 55 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 56 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 57 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 58 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO A 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH B 55 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 56 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 57 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 58 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 60 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH C 55 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO C 56 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO C 57 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO C 58 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO C 59 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO C 60 DBREF 3NPQ A 1 54 PDB 3NPQ 3NPQ 1 54 DBREF 3NPQ B 1 54 PDB 3NPQ 3NPQ 1 54 DBREF 3NPQ C 1 54 PDB 3NPQ 3NPQ 1 54 SEQRES 1 A 54 G G A C G A G G A G C G C SEQRES 2 A 54 U G C A A G C G A G A G C SEQRES 3 A 54 C C A G G C U C G U C C G SEQRES 4 A 54 U U C A A A C G G C G C U SEQRES 5 A 54 C A SEQRES 1 B 54 G G A C G A G G A G C G C SEQRES 2 B 54 U G C A A G C G A G A G C SEQRES 3 B 54 C C A G G C U C G U C C G SEQRES 4 B 54 U U C A A A C G G C G C U SEQRES 5 B 54 C A SEQRES 1 C 54 G G A C G A G G A G C G C SEQRES 2 C 54 U G C A A G C G A G A G C SEQRES 3 C 54 C C A G G C U C G U C C G SEQRES 4 C 54 U U C A A A C G G C G C U SEQRES 5 C 54 C A HET SAH A 55 26 HET NCO A 56 7 HET NCO A 57 7 HET NCO A 58 7 HET NCO A 59 7 HET NCO A 60 7 HET SAH B 55 26 HET NCO B 56 7 HET NCO B 57 7 HET NCO B 58 7 HET NCO B 59 7 HET NCO B 60 7 HET SAH C 55 26 HET NCO C 56 7 HET NCO C 57 7 HET NCO C 58 7 HET NCO C 59 7 HET NCO C 60 7 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM NCO COBALT HEXAMMINE(III) FORMUL 4 SAH 3(C14 H20 N6 O5 S) FORMUL 5 NCO 15(CO H18 N6 3+) FORMUL 22 HOH *575(H2 O) SITE 1 AC1 12 G A 15 C A 16 A A 29 G A 30 SITE 2 AC1 12 G A 31 C A 32 G A 47 HOH A 90 SITE 3 AC1 12 HOH A 121 HOH A 250 HOH A 437 HOH A 560 SITE 1 AC2 5 C A 13 G A 15 C A 28 A A 29 SITE 2 AC2 5 HOH A 326 SITE 1 AC3 5 A A 24 G A 25 HOH A 84 HOH A 254 SITE 2 AC3 5 HOH A 320 SITE 1 AC4 10 G A 15 C A 16 A A 17 A A 18 SITE 2 AC4 10 G A 19 C A 26 C A 27 C A 28 SITE 3 AC4 10 HOH A 84 HOH A 141 SITE 1 AC5 3 G A 21 G A 23 HOH A 491 SITE 1 AC6 8 G A 7 A A 9 HOH A 191 HOH A 296 SITE 2 AC6 8 HOH A 348 HOH A 398 HOH A 527 HOH A 531 SITE 1 AC7 9 U B 14 G B 15 C B 16 A B 29 SITE 2 AC7 9 G B 30 G B 31 C B 32 G B 47 SITE 3 AC7 9 HOH B 204 SITE 1 AC8 4 A B 24 G B 25 NCO B 57 HOH B 168 SITE 1 AC9 12 G B 15 C B 16 A B 17 A B 18 SITE 2 AC9 12 G B 19 C B 26 C B 27 C B 28 SITE 3 AC9 12 NCO B 56 HOH B 168 HOH B 359 HOH B 533 SITE 1 BC1 4 C B 13 G B 15 C B 28 HOH B 349 SITE 1 BC2 4 G B 21 G B 23 HOH B 75 HOH B 291 SITE 1 BC3 8 G B 7 A B 9 G B 30 HOH B 444 SITE 2 BC3 8 HOH B 452 HOH B 488 HOH B 517 HOH B 530 SITE 1 BC4 11 G C 15 C C 16 A C 29 G C 30 SITE 2 BC4 11 G C 31 C C 32 G C 47 HOH C 127 SITE 3 BC4 11 HOH C 252 HOH C 460 HOH C 499 SITE 1 BC5 7 A C 24 G C 25 NCO C 58 HOH C 139 SITE 2 BC5 7 HOH C 171 HOH C 469 HOH C 532 SITE 1 BC6 5 C C 13 G C 15 C C 28 HOH C 111 SITE 2 BC6 5 HOH C 528 SITE 1 BC7 10 G C 15 C C 16 A C 17 A C 18 SITE 2 BC7 10 G C 19 C C 26 C C 27 C C 28 SITE 3 BC7 10 NCO C 56 HOH C 73 SITE 1 BC8 5 G C 21 G C 23 HOH C 84 HOH C 381 SITE 2 BC8 5 HOH C 420 SITE 1 BC9 6 A C 6 G C 7 A C 9 HOH C 144 SITE 2 BC9 6 HOH C 314 HOH C 479 CRYST1 93.793 103.241 69.583 90.00 97.90 90.00 C 1 2 1 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 0.010662 0.000000 0.001479 0.00000 SCALE2 0.000000 0.009686 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014509 0.00000