HEADER RNA 17-MAR-22 7UCR TITLE JOINT X-RAY/NEUTRON STRUCTURE OF THE SARCIN-RICIN LOOP RNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SARCIN-RICIN LOOP RNA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_TAXID: 9606; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SARCIN-RICIN LOOP, RNA EXPDTA X-RAY DIFFRACTION; NEUTRON DIFFRACTION AUTHOR J.M.HARP,M.E.EGLI,P.S.PALLAN,L.COATES REVDAT 5 03-APR-24 7UCR 1 REMARK REVDAT 4 14-FEB-24 7UCR 1 REMARK REVDAT 3 03-AUG-22 7UCR 1 JRNL REVDAT 2 27-JUL-22 7UCR 1 JRNL REVDAT 1 20-JUL-22 7UCR 0 JRNL AUTH J.M.HARP,T.P.LYBRAND,P.S.PALLAN,L.COATES,B.SULLIVAN,M.EGLI JRNL TITL CRYO NEUTRON CRYSTALLOGRAPHY DEMONSTRATES INFLUENCE OF RNA JRNL TITL 2 2'-OH ORIENTATION ON CONFORMATION, SUGAR PUCKER AND WATER JRNL TITL 3 STRUCTURE. JRNL REF NUCLEIC ACIDS RES. V. 50 7721 2022 JRNL REFN ESSN 1362-4962 JRNL PMID 35819202 JRNL DOI 10.1093/NAR/GKAC577 REMARK 2 REMARK 2 RESOLUTION. 1.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 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 X-RAY DATA. REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.05 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 35272 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.197 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 3483 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 16.0500 - 2.9100 0.96 2558 145 0.1401 0.1580 REMARK 3 2 2.9100 - 2.3100 1.00 2671 134 0.2026 0.2194 REMARK 3 3 2.3100 - 2.0200 1.00 2665 148 0.2005 0.2034 REMARK 3 4 2.0200 - 1.8400 1.00 2651 132 0.1753 0.2236 REMARK 3 5 1.8400 - 1.7100 1.00 2699 138 0.1611 0.2145 REMARK 3 6 1.7100 - 1.6100 1.00 2619 142 0.1496 0.1416 REMARK 3 7 1.6100 - 1.5200 1.00 2698 136 0.1819 0.1699 REMARK 3 8 1.5200 - 1.4600 1.00 2650 140 0.1735 0.1636 REMARK 3 9 1.4600 - 1.4000 1.00 2631 136 0.1856 0.1998 REMARK 3 10 1.4000 - 1.3500 1.00 2714 134 0.1832 0.1992 REMARK 3 11 1.3500 - 1.3100 1.00 2652 140 0.1823 0.1827 REMARK 3 12 1.3100 - 1.2700 1.00 2704 136 0.1780 0.1831 REMARK 3 13 1.2700 - 1.2400 1.00 2616 144 0.1804 0.2339 REMARK 3 14 1.2400 - 1.2100 1.00 2721 144 0.1881 0.2311 REMARK 3 15 1.2100 - 1.1800 1.00 2599 136 0.1962 0.1758 REMARK 3 16 1.1800 - 1.1600 1.00 2652 146 0.1984 0.2056 REMARK 3 17 1.1600 - 1.1300 1.00 2644 138 0.1973 0.2461 REMARK 3 18 1.1300 - 1.1100 1.00 2736 150 0.2067 0.2241 REMARK 3 19 1.1100 - 1.0900 1.00 2626 140 0.2069 0.2398 REMARK 3 20 1.0900 - 1.0700 1.00 2670 133 0.2101 0.2226 REMARK 3 21 1.0700 - 1.0600 1.00 2657 142 0.2181 0.2342 REMARK 3 22 1.0600 - 1.0400 1.00 2666 136 0.2367 0.2674 REMARK 3 23 1.0400 - 1.0300 1.00 2683 138 0.2400 0.2621 REMARK 3 24 1.0300 - 1.0100 1.00 2621 142 0.2526 0.2875 REMARK 3 25 1.0100 - 1.0000 0.92 2486 133 0.2816 0.2872 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 0.90 REMARK 3 SHRINKAGE RADIUS : 0.50 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.101 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.138 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.21 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.012 1273 REMARK 3 ANGLE : 1.611 2043 REMARK 3 CHIRALITY : 0.108 146 REMARK 3 PLANARITY : 0.013 103 REMARK 3 DIHEDRAL : 23.333 453 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE G61 RESIDUE IN THE STRUCTURE IS IN REMARK 3 FACT A G46 RESIDUE WITH A MONOTHIOPHOSPHATE. DUE TO THE EXTREME REMARK 3 DIFFERENCE IN SCATTERING BY THE SULFUR ATOM FOR X-RAYS VERSUS REMARK 3 NEUTRONS, MODELING OF THE MONOTHIOPHOSPHATE WAS NOT APPROPRIATE REMARK 3 AND THE SULFUR ATOM WAS LEFT OUT OF THE FINAL DEPOSITION. REMARK 3 NEUTRON DATA. REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.34 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 92.3 REMARK 3 NUMBER OF REFLECTIONS : 2886 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.254 REMARK 3 FREE R VALUE : 0.299 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 0.90 REMARK 3 SHRINKAGE RADIUS : 0.50 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.101 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.138 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) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7UCR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1000263935. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-FEB-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : LIQUID ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : EXCILLUM METALJET D2 70 KV REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.342 REMARK 200 MONOCHROMATOR : MULTILAYER, CONFOCAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : BRUKER PHOTON III REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35326 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.998 REMARK 200 RESOLUTION RANGE LOW (A) : 16.050 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 13.68 REMARK 200 R MERGE (I) : 0.05500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.6600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.03 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.41200 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: PHENIX 1.18.2_3874 REMARK 200 STARTING MODEL: 3DVZ REMARK 200 REMARK 200 REMARK: NULL REMARK 230 REMARK 230 EXPERIMENTAL DETAILS REMARK 230 EXPERIMENT TYPE : NEUTRON DIFFRACTION REMARK 230 DATE OF DATA COLLECTION : 29-JAN-20 REMARK 230 TEMPERATURE (KELVIN) : 100.0 REMARK 230 PH : 7.00 REMARK 230 NUMBER OF CRYSTALS USED : NULL REMARK 230 REMARK 230 NEUTRON SOURCE : SPALLATION SOURCE REMARK 230 BEAMLINE : MANDI REMARK 230 WAVELENGTH OR RANGE (A) : 2.0-4.0 REMARK 230 MONOCHROMATOR : NULL REMARK 230 OPTICS : NULL REMARK 230 REMARK 230 DETECTOR TYPE : AREA DETECTOR REMARK 230 DETECTOR MANUFACTURER : ORNL ANGER CAMERA REMARK 230 INTENSITY-INTEGRATION SOFTWARE : PROTEUM PLUS REMARK 230 DATA SCALING SOFTWARE : PROTEUM PLUS REMARK 230 REMARK 230 NUMBER OF UNIQUE REFLECTIONS : 2887 REMARK 230 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 230 RESOLUTION RANGE LOW (A) : 12.340 REMARK 230 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 230 REMARK 230 OVERALL. REMARK 230 COMPLETENESS FOR RANGE (%) : 92.3 REMARK 230 DATA REDUNDANCY : 3.400 REMARK 230 R MERGE (I) : 0.21200 REMARK 230 R SYM (I) : NULL REMARK 230 FOR THE DATA SET : 9.8000 REMARK 230 REMARK 230 IN THE HIGHEST RESOLUTION SHELL. REMARK 230 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 230 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.33 REMARK 230 COMPLETENESS FOR SHELL (%) : NULL REMARK 230 DATA REDUNDANCY IN SHELL : NULL REMARK 230 R MERGE FOR SHELL (I) : 0.29900 REMARK 230 R SYM FOR SHELL (I) : NULL REMARK 230 FOR SHELL : NULL REMARK 230 REMARK 230 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 230 SOFTWARE USED : PHENIX 1.18.2_3874 REMARK 230 STARTING MODEL: 3DVZ REMARK 230 REMARK 230 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.233 MM RNA, 1.0 M AMMONIUM SULFATE, REMARK 280 2 MM MAGNESIUM CHLORIDE, 2 MM MANGANESE CHLORIDE, 16.5 MM -3-(N- REMARK 280 MORPHOLINO)PROPANESULFONIC ACID., PH 7.0, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 291.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 38.26000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 57.39000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 19.13000 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 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 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 D1 DOD A 218 D2 DOD A 266 1.18 REMARK 500 H1 G A 73 O DOD A 202 1.50 REMARK 500 D1 G A 73 O DOD A 202 1.50 REMARK 500 H22 G A 55 O4 U A 56 1.52 REMARK 500 D22 G A 55 O4 U A 56 1.52 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 D1 DOD A 211 D1 DOD A 226 1655 1.32 REMARK 500 H42 C A 66 O3 SO4 A 101 1455 1.57 REMARK 500 D42 C A 66 O3 SO4 A 101 1455 1.57 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 61 P G A 61 OP1 0.135 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 A 48 N3 - C4 - N9 ANGL. DEV. = -4.2 DEGREES REMARK 500 G A 59 N9 - C1' - C2' ANGL. DEV. = -6.7 DEGREES REMARK 500 G A 61 O5' - P - OP2 ANGL. DEV. = -12.6 DEGREES REMARK 500 G A 73 N3 - C4 - C5 ANGL. DEV. = 3.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL DBREF 7UCR A 47 73 PDB 7UCR 7UCR 47 73 SEQRES 1 A 27 U G C U C C U A G U A C G SEQRES 2 A 27 A G A G G A C C G G A G U SEQRES 3 A 27 G HET SO4 A 101 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 DOD *80(D2 O) CRYST1 29.495 29.495 76.520 90.00 90.00 90.00 P 43 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 0.033904 0.000000 0.000000 0.00000 SCALE2 0.000000 0.033904 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013068 0.00000