HEADER RNA 31-MAR-23 8SA3 TITLE ADENOSYLCOBALAMIN-BOUND RIBOSWITCH DIMER, FORM 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADENOSYLCOBALAMIN RIBOSWITCH FORM 2; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: CALDANAEROBACTER SUBTERRANEUS SUBSP. SOURCE 4 TENGCONGENSIS; SOURCE 5 ORGANISM_TAXID: 119072 KEYWDS RNA COBALAMIN RIBOSWITCH, RNA EXPDTA ELECTRON MICROSCOPY AUTHOR J.DING,J.C.DEME,J.R.STAGNO,P.YU,S.M.LEA,Y.X.WANG REVDAT 3 25-OCT-23 8SA3 1 JRNL REVDAT 2 16-AUG-23 8SA3 1 JRNL REVDAT 1 26-JUL-23 8SA3 0 JRNL AUTH J.DING,J.C.DEME,J.R.STAGNO,P.YU,S.M.LEA,Y.X.WANG JRNL TITL CAPTURING HETEROGENEOUS CONFORMERS OF COBALAMIN RIBOSWITCH JRNL TITL 2 BY CRYO-EM. JRNL REF NUCLEIC ACIDS RES. V. 51 9952 2023 JRNL REFN ESSN 1362-4962 JRNL PMID 37534568 JRNL DOI 10.1093/NAR/GKAD651 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.000 REMARK 3 NUMBER OF PARTICLES : 275901 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 8SA3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-23. REMARK 100 THE DEPOSITION ID IS D_1000273239. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : HOLODIMER 2 REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 6.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : FEI FALCON IV (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5450.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 66 N1 - C2 - O2 ANGL. DEV. = 3.8 DEGREES REMARK 500 U A 116 N3 - C2 - O2 ANGL. DEV. = -4.4 DEGREES REMARK 500 C A 157 N1 - C2 - O2 ANGL. DEV. = 3.6 DEGREES REMARK 500 G B 200 N3 - C4 - C5 ANGL. DEV. = -3.4 DEGREES REMARK 500 G B 200 N3 - C4 - N9 ANGL. DEV. = 4.0 DEGREES REMARK 500 G B 200 C4 - N9 - C1' ANGL. DEV. = 8.0 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-40263 RELATED DB: EMDB REMARK 900 ADENOSYLCOBALAMIN-BOUND RIBOSWITCH DIMER, FORM 2 DBREF 8SA3 A 1 210 PDB 8SA3 8SA3 1 210 DBREF 8SA3 B 1 210 PDB 8SA3 8SA3 1 210 SEQRES 1 A 210 G G U U A A A G C C U U A SEQRES 2 A 210 U G G U C G C U A C C A U SEQRES 3 A 210 U G C A C U C C G G U A G SEQRES 4 A 210 C G U U A A A A G G G A A SEQRES 5 A 210 G A C G G G U G A G A A U SEQRES 6 A 210 C C C G C G C A G C C C C SEQRES 7 A 210 C G C U A C U G U G A G G SEQRES 8 A 210 G A G G A C G A A G C C C SEQRES 9 A 210 U A G U A A G C C A C U G SEQRES 10 A 210 C C G A A A G G U G G G A SEQRES 11 A 210 A G G C A G G G U G G A G SEQRES 12 A 210 G A U G A G U C C C G A G SEQRES 13 A 210 C C A G G A G A C C U G C SEQRES 14 A 210 C A U A A G G U U U U A G SEQRES 15 A 210 A A G U U C G C C U U C G SEQRES 16 A 210 G G G G G A A G G U G A A SEQRES 17 A 210 C A SEQRES 1 B 210 G G U U A A A G C C U U A SEQRES 2 B 210 U G G U C G C U A C C A U SEQRES 3 B 210 U G C A C U C C G G U A G SEQRES 4 B 210 C G U U A A A A G G G A A SEQRES 5 B 210 G A C G G G U G A G A A U SEQRES 6 B 210 C C C G C G C A G C C C C SEQRES 7 B 210 C G C U A C U G U G A G G SEQRES 8 B 210 G A G G A C G A A G C C C SEQRES 9 B 210 U A G U A A G C C A C U G SEQRES 10 B 210 C C G A A A G G U G G G A SEQRES 11 B 210 A G G C A G G G U G G A G SEQRES 12 B 210 G A U G A G U C C C G A G SEQRES 13 B 210 C C A G G A G A C C U G C SEQRES 14 B 210 C A U A A G G U U U U A G SEQRES 15 B 210 A A G U U C G C C U U C G SEQRES 16 B 210 G G G G G A A G G U G A A SEQRES 17 B 210 C A HET B1Z A 301 109 HET B1Z B 301 109 HETNAM B1Z ADENOSYLCOBALAMIN HETSYN B1Z COBAMAMIDE FORMUL 3 B1Z 2(C72 H101 CO N18 O17 P) CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000