HEADER RNA, SPLICING 30-NOV-23 8X9Q TITLE CTE-A695U-BRANCHING,MG,ACTIVE COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (809-MER); COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: COMAMONAS TESTOSTERONI KF-1; SOURCE 3 ORGANISM_TAXID: 399795 KEYWDS CTE-BRANCHING, BACK-SPLICING, CRYO-EM, CIRULAR RNA, SPLICING, RNA EXPDTA ELECTRON MICROSCOPY AUTHOR X.B.LING,J.B.MA REVDAT 2 25-JUN-25 8X9Q 1 JRNL REVDAT 1 12-MAR-25 8X9Q 0 JRNL AUTH X.LING,Y.YAO,J.MA JRNL TITL STRUCTURES OF A NATURAL CIRCULARLY PERMUTED GROUP II INTRON JRNL TITL 2 REVEAL MECHANISMS OF BRANCHING AND BACKSPLICING. JRNL REF NAT.STRUCT.MOL.BIOL. V. 32 1101 2025 JRNL REFN ESSN 1545-9985 JRNL PMID 40016344 JRNL DOI 10.1038/S41594-025-01489-6 REMARK 2 REMARK 2 RESOLUTION. 3.04 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) : 3.040 REMARK 3 NUMBER OF PARTICLES : 68379 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 8X9Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-DEC-23. REMARK 100 THE DEPOSITION ID IS D_1300042918. 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 : CTE_BRANCHING_MG_ACTIVE 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 : 7.50 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 : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2200.00 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) : 5200.00 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: 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 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 132A REMARK 465 U A 132B REMARK 465 C A 132C REMARK 465 C A 132D REMARK 465 A A 132E REMARK 465 U A 132F REMARK 465 C A 132G REMARK 465 U A 132H REMARK 465 U A 132I REMARK 465 G A 132J REMARK 465 C A 132K REMARK 465 G A 132L REMARK 465 G A 132M REMARK 465 C A 132N REMARK 465 U A 132O REMARK 465 C A 132P REMARK 465 A A 132Q REMARK 465 A A 132R REMARK 465 C A 132S REMARK 465 C A 132T REMARK 465 C A 132U REMARK 465 C A 132V REMARK 465 G A 132W REMARK 465 C A 132X REMARK 465 A A 132Y REMARK 465 A A 132Z REMARK 465 G A 133A REMARK 465 A A 133B REMARK 465 U A 133C REMARK 465 C A 133D REMARK 465 A A 133E REMARK 465 U A 133F REMARK 465 C A 133G REMARK 465 G A 133H REMARK 465 C A 133I REMARK 465 C A 133J REMARK 465 A A 133K REMARK 465 G A 133L REMARK 465 A A 133M REMARK 465 C A 133N REMARK 465 C A 133O REMARK 465 G A 133P REMARK 465 C A 133Q REMARK 465 U A 133R REMARK 465 G A 133S REMARK 465 G A 133T REMARK 465 C A 133U REMARK 465 G A 133V REMARK 465 G A 133W REMARK 465 C A 133X REMARK 465 G A 133Y REMARK 465 U A 133Z REMARK 465 A A 134A REMARK 465 C A 134B REMARK 465 U A 134C REMARK 465 G A 134D REMARK 465 A A 134E REMARK 465 G A 134F REMARK 465 U A 134G REMARK 465 G A 134H REMARK 465 A A 134I REMARK 465 C A 134J REMARK 465 A A 134K REMARK 465 A A 134L REMARK 465 A A 134M REMARK 465 C A 134N REMARK 465 G A 134O REMARK 465 A A 134P REMARK 465 G A 134Q REMARK 465 G A 134R REMARK 465 C A 134S REMARK 465 A A 134T REMARK 465 A A 134U REMARK 465 A A 134V REMARK 465 A A 134W REMARK 465 C A 134X REMARK 465 C A 134Y REMARK 465 A A 134Z REMARK 465 A A 135A REMARK 465 A A 135B REMARK 465 U A 135C REMARK 465 U A 135D REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 G A 21 O6 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 N1 G A 660 O3' C A 664 1.68 REMARK 500 O6 G A 660 O3' C A 664 1.68 REMARK 500 N2 G A 660 C5' A A 665 1.77 REMARK 500 C6 G A 660 O3' C A 664 1.89 REMARK 500 N1 G A 660 OP2 A A 665 1.89 REMARK 500 O3' A A 225 C2 A A 695 1.98 REMARK 500 C6 G A 660 OP2 A A 665 2.06 REMARK 500 N1 G A 660 P A A 665 2.07 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 U A 661 C1' U A 661 N1 0.095 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 A 77 N3 - C2 - O2 ANGL. DEV. = -4.6 DEGREES REMARK 500 U A 77 C2 - N1 - C1' ANGL. DEV. = 8.6 DEGREES REMARK 500 C A 101 C5 - C6 - N1 ANGL. DEV. = 3.1 DEGREES REMARK 500 C A 116 N1 - C2 - O2 ANGL. DEV. = 5.0 DEGREES REMARK 500 C A 116 N3 - C2 - O2 ANGL. DEV. = -4.6 DEGREES REMARK 500 C A 116 C2 - N1 - C1' ANGL. DEV. = 7.8 DEGREES REMARK 500 C A 126 C2 - N1 - C1' ANGL. DEV. = 7.2 DEGREES REMARK 500 U A 356 N3 - C2 - O2 ANGL. DEV. = -4.3 DEGREES REMARK 500 G A 372 O4' - C1' - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 G A 425 C4 - N9 - C1' ANGL. DEV. = 8.9 DEGREES REMARK 500 C A 517 C2 - N1 - C1' ANGL. DEV. = 8.3 DEGREES REMARK 500 U A 558 N1 - C2 - O2 ANGL. DEV. = 4.9 DEGREES REMARK 500 U A 558 N3 - C2 - O2 ANGL. DEV. = -6.3 DEGREES REMARK 500 U A 558 C2 - N1 - C1' ANGL. DEV. = 8.8 DEGREES REMARK 500 C A 613 C6 - N1 - C2 ANGL. DEV. = -2.4 DEGREES REMARK 500 C A 613 N1 - C2 - O2 ANGL. DEV. = 4.9 DEGREES REMARK 500 C A 613 N3 - C2 - O2 ANGL. DEV. = -5.3 DEGREES REMARK 500 C A 613 C2 - N1 - C1' ANGL. DEV. = 9.2 DEGREES REMARK 500 A A 614 C3' - O3' - P ANGL. DEV. = 7.3 DEGREES REMARK 500 U A 680 C3' - O3' - P ANGL. DEV. = 7.2 DEGREES REMARK 500 G A 694 C4 - N9 - C1' ANGL. DEV. = 8.9 DEGREES REMARK 500 C A 719 C2 - N1 - C1' ANGL. DEV. = 7.4 DEGREES REMARK 500 C A 726 C6 - N1 - C2 ANGL. DEV. = -2.8 DEGREES REMARK 500 C A 726 N1 - C2 - O2 ANGL. DEV. = 4.2 DEGREES REMARK 500 C A 726 N3 - C2 - O2 ANGL. DEV. = -5.4 DEGREES REMARK 500 C A 726 C2 - N1 - C1' ANGL. DEV. = 8.8 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 909 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 61 OP1 REMARK 620 2 A A 61 O5' 58.8 REMARK 620 3 A A 61 O3' 132.2 110.5 REMARK 620 4 G A 62 OP2 88.8 132.3 64.3 REMARK 620 5 G A 62 O5' 149.5 149.0 62.8 74.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 906 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 82 OP1 REMARK 620 2 C A 82 OP2 71.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 901 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U A 218 OP1 REMARK 620 2 A A 422 OP2 97.9 REMARK 620 3 U A 423 OP2 91.3 100.3 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 928 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 232 OP2 REMARK 620 2 U A 264 O2 144.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 904 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 262 OP1 REMARK 620 2 C A 620 OP1 93.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 908 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 366 OP1 REMARK 620 2 A A 367 OP2 89.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 910 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 425 OP1 REMARK 620 2 C A 426 OP2 86.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 924 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 440 O6 REMARK 620 2 G A 441 O6 64.8 REMARK 620 3 U A 458 O4 76.2 72.6 REMARK 620 4 G A 459 O6 62.5 125.4 82.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 903 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 523 OP1 REMARK 620 2 G A 523 OP2 71.4 REMARK 620 3 G A 568 OP2 148.7 80.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 914 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 557 OP2 REMARK 620 2 U A 558 O4 112.9 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 902 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 566 OP1 REMARK 620 2 G A 568 OP1 90.7 REMARK 620 3 C A 569 OP2 159.9 91.2 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 911 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 629 OP1 REMARK 620 2 A A 630 OP2 98.6 REMARK 620 N 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-38182 RELATED DB: EMDB REMARK 900 CTE-A695U-BRANCHING,MG,ACTIVE DBREF1 8X9Q A 1 808 GB CP140157.1 DBREF2 8X9Q A 2637094706 1901232 1902040 SEQRES 1 A 809 G C C G G G G C G C C A C SEQRES 2 A 809 C C C G G A A G U G A U G SEQRES 3 A 809 C G A G U C G C C A A C U SEQRES 4 A 809 C G C A U C A C A A G C A SEQRES 5 A 809 A A C G C U G U A G C C G SEQRES 6 A 809 C G U G C C U C U A A U A SEQRES 7 A 809 G G G C U G G C G C G G U SEQRES 8 A 809 U G C G A A G G G C G C U SEQRES 9 A 809 G G U G A G U G C A A C U SEQRES 10 A 809 C U C A C C U U C G A C C SEQRES 11 A 809 C A A U C C A U C U U G C SEQRES 12 A 809 G G C U C A A C C C C G C SEQRES 13 A 809 A A G A U C A U C G C C A SEQRES 14 A 809 G A C C G C U G G C G G C SEQRES 15 A 809 G U A C U G A G U G A C A SEQRES 16 A 809 A A C G A G G C A A A A C SEQRES 17 A 809 C A A A U U G A A G U U G SEQRES 18 A 809 G G C G A C C G U G A A A SEQRES 19 A 809 C G G C G C U G G G C A G SEQRES 20 A 809 G A A A U G G C C C A G U SEQRES 21 A 809 G A C C U G G U C A A U G SEQRES 22 A 809 G U G A A A G U C G G U G SEQRES 23 A 809 A A A G A C C G A C C G G SEQRES 24 A 809 U G G G G C G U A U C G A SEQRES 25 A 809 A A G A G C G C A A C A C SEQRES 26 A 809 C U G C C G C A C A G G A SEQRES 27 A 809 U G G C U U C U G A G G U SEQRES 28 A 809 A C C G G U G A C G G U A SEQRES 29 A 809 C A G A A C G C G G A G G SEQRES 30 A 809 G G A A A C C U G G A A G SEQRES 31 A 809 C G A G G G C A C C U C G SEQRES 32 A 809 G G A A A C C G G G G G U SEQRES 33 A 809 C G A U G C A U A G C U C SEQRES 34 A 809 A A A C C U G U A A C G G SEQRES 35 A 809 C A C C A G U G G A G G G SEQRES 36 A 809 U G C U G U G C G G A G C SEQRES 37 A 809 A A C G U G G A G C C A C SEQRES 38 A 809 A G G C A U G A A G C C G SEQRES 39 A 809 U G G U U C G U A G U C G SEQRES 40 A 809 A U G A G A C A A G C G G SEQRES 41 A 809 U G A G U A A G G G A A G SEQRES 42 A 809 G G C U G C G A A C A U C SEQRES 43 A 809 G C C U C C C C G A A A U SEQRES 44 A 809 C C A A G G A A A G C C G SEQRES 45 A 809 A A A G G C U A G C C G C SEQRES 46 A 809 U U U G U U G A G A C A G SEQRES 47 A 809 U G G C G C C A C G U U G SEQRES 48 A 809 C G C A U U A G C C G U G SEQRES 49 A 809 A C C U A A A C G G G G A SEQRES 50 A 809 A C C U C U U G G C C G U SEQRES 51 A 809 A C C G A C U C G G G U G SEQRES 52 A 809 G C A C C G G U C G G G C SEQRES 53 A 809 U C G A U G G C U C A A G SEQRES 54 A 809 A G G G G G A G A U G U G SEQRES 55 A 809 A U G A U U A G G G U U U SEQRES 56 A 809 G A C C C G U G A U G C G SEQRES 57 A 809 A U A C G A C C G A A G C SEQRES 58 A 809 A U C C G G G G A G C U G SEQRES 59 A 809 U C U G A C G A A G A G U SEQRES 60 A 809 C G G C A G C A G U G G G SEQRES 61 A 809 U U U G G C G A C C C G C SEQRES 62 A 809 U C C G A A A G U C G C A SEQRES 63 A 809 A G C HET MG A 901 1 HET MG A 902 1 HET MG A 903 1 HET MG A 904 1 HET MG A 905 1 HET MG A 906 1 HET MG A 907 1 HET MG A 908 1 HET MG A 909 1 HET MG A 910 1 HET MG A 911 1 HET MG A 912 1 HET MG A 913 1 HET K A 914 1 HET K A 915 1 HET K A 916 1 HET K A 917 1 HET K A 918 1 HET K A 919 1 HET K A 920 1 HET K A 921 1 HET K A 922 1 HET K A 923 1 HET K A 924 1 HET K A 925 1 HET K A 926 1 HET K A 927 1 HET K A 928 1 HET K A 929 1 HETNAM MG MAGNESIUM ION HETNAM K POTASSIUM ION FORMUL 2 MG 13(MG 2+) FORMUL 15 K 16(K 1+) FORMUL 31 HOH *10(H2 O) LINK OP1 A A 61 MG MG A 909 1555 1555 2.83 LINK O5' A A 61 MG MG A 909 1555 1555 1.94 LINK O3' A A 61 MG MG A 909 1555 1555 2.61 LINK OP2 G A 62 MG MG A 909 1555 1555 1.95 LINK O5' G A 62 MG MG A 909 1555 1555 2.13 LINK OP1 C A 82 MG MG A 906 1555 1555 1.93 LINK OP2 C A 82 MG MG A 906 1555 1555 2.39 LINK OP1 U A 218 MG MG A 901 1555 1555 1.99 LINK OP1 A A 225 MG MG A 907 1555 1555 2.02 LINK OP2 A A 232 K K A 928 1555 1555 3.24 LINK OP1 C A 262 MG MG A 904 1555 1555 2.13 LINK OP1 U A 264 MG MG A 913 1555 1555 2.03 LINK O2 U A 264 K K A 928 1555 1555 3.47 LINK O2' A A 288 K K A 926 1555 1555 3.22 LINK OP2 G A 339 K K A 918 1555 1555 2.66 LINK OP1 G A 366 MG MG A 908 1555 1555 1.97 LINK OP2 A A 367 MG MG A 908 1555 1555 2.04 LINK OP2 A A 422 MG MG A 901 1555 1555 2.93 LINK OP2 U A 423 MG MG A 901 1555 1555 2.02 LINK OP1 G A 425 MG MG A 910 1555 1555 2.03 LINK OP2 C A 426 MG MG A 910 1555 1555 2.21 LINK O6 G A 440 K K A 924 1555 1555 2.85 LINK O6 G A 441 K K A 924 1555 1555 3.45 LINK O4 U A 458 K K A 924 1555 1555 2.80 LINK O6 G A 459 K K A 924 1555 1555 2.83 LINK OP1 G A 523 MG MG A 903 1555 1555 2.00 LINK OP2 G A 523 MG MG A 903 1555 1555 2.36 LINK OP2 A A 526 K K A 915 1555 1555 2.89 LINK OP2 A A 557 K K A 914 1555 1555 2.64 LINK O4 U A 558 K K A 914 1555 1555 2.82 LINK OP1 A A 566 MG MG A 902 1555 1555 1.95 LINK OP1 G A 568 MG MG A 902 1555 1555 2.03 LINK OP2 G A 568 MG MG A 903 1555 1555 2.10 LINK OP2 C A 569 MG MG A 902 1555 1555 1.98 LINK OP1 C A 620 MG MG A 904 1555 1555 1.96 LINK OP1 A A 629 MG MG A 911 1555 1555 2.48 LINK OP2 A A 630 MG MG A 911 1555 1555 2.22 LINK OP1 C A 631 K K A 919 1555 1555 2.61 LINK O6 G A 704 K K A 927 1555 1555 2.71 LINK OP2 A A 708 K K A 929 1555 1555 2.73 LINK OP2 C A 726 MG MG A 905 1555 1555 2.06 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 CONECT 128315659 CONECT 128515659 CONECT 129015659 CONECT 130615659 CONECT 130715659 CONECT 173215656 CONECT 173315656 CONECT 290915651 CONECT 306115657 CONECT 321215678 CONECT 386315654 CONECT 390315663 CONECT 391615678 CONECT 443315676 CONECT 552415668 CONECT 610315658 CONECT 612715658 CONECT 732715651 CONECT 734915651 CONECT 739015660 CONECT 741415660 CONECT 772215674 CONECT 774515674 CONECT 811515674 CONECT 813515674 CONECT 950615653 CONECT 950715653 CONECT 957215665 CONECT1023815664 CONECT1027515664 CONECT1043115652 CONECT1047515652 CONECT1047615653 CONECT1049915652 CONECT1158615654 CONECT1177615661 CONECT1179915661 CONECT1182015669 CONECT1341015677 CONECT1348015679 CONECT1386715655 CONECT15651 2909 7327 7349 CONECT15652104311047510499 CONECT15653 9506 950710476 CONECT15654 386311586 CONECT1565513867 CONECT15656 1732 1733 CONECT15657 3061 CONECT15658 6103 6127 CONECT15659 1283 1285 1290 1306 CONECT15659 1307 CONECT15660 7390 7414 CONECT156611177611799 CONECT15663 3903 CONECT156641023810275 CONECT15665 9572 CONECT15668 5524 CONECT1566911820 CONECT15674 7722 7745 8115 8135 CONECT15676 4433 CONECT1567713410 CONECT15678 3212 3916 CONECT1567913480 MASTER 372 0 29 0 0 0 0 615688 1 63 63 END