HEADER RNA, SPLICING 30-NOV-23 8X9K TITLE CTE_BRANCHING,CA,INACTIVE COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (808-MER); COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: COMAMONAS TESTOSTERONI KF-1; SOURCE 3 ORGANISM_TAXID: 399795 KEYWDS CP GROUP II INTRON, CTE, BACK-SPLICING, CIRCULAR RNA, CRYO-EM, KEYWDS 2 SPLICING, RNA EXPDTA ELECTRON MICROSCOPY AUTHOR X.B.LING,J.B.MA REVDAT 2 25-JUN-25 8X9K 1 JRNL REVDAT 1 12-MAR-25 8X9K 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. 2.63 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) : 2.630 REMARK 3 NUMBER OF PARTICLES : 184779 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 8X9K 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_1300042915. 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 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) : 5380.00 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 U A 133 REMARK 465 C A 134 REMARK 465 C A 135 REMARK 465 A A 136 REMARK 465 U A 137 REMARK 465 C A 138 REMARK 465 U A 139 REMARK 465 U A 140 REMARK 465 G A 141 REMARK 465 C A 142 REMARK 465 G A 143 REMARK 465 G A 144 REMARK 465 C A 145 REMARK 465 U A 146 REMARK 465 C A 147 REMARK 465 A A 148 REMARK 465 A A 149 REMARK 465 C A 150 REMARK 465 C A 151 REMARK 465 C A 152 REMARK 465 C A 153 REMARK 465 G A 154 REMARK 465 C A 155 REMARK 465 A A 156 REMARK 465 A A 157 REMARK 465 G A 158 REMARK 465 A A 159 REMARK 465 U A 160 REMARK 465 C A 161 REMARK 465 A A 162 REMARK 465 U A 163 REMARK 465 C A 164 REMARK 465 G A 165 REMARK 465 C A 166 REMARK 465 C A 167 REMARK 465 A A 168 REMARK 465 G A 169 REMARK 465 A A 170 REMARK 465 C A 171 REMARK 465 C A 172 REMARK 465 G A 173 REMARK 465 C A 174 REMARK 465 U A 175 REMARK 465 G A 176 REMARK 465 G A 177 REMARK 465 C A 178 REMARK 465 G A 179 REMARK 465 G A 180 REMARK 465 C A 181 REMARK 465 G A 182 REMARK 465 U A 183 REMARK 465 A A 184 REMARK 465 C A 185 REMARK 465 U A 186 REMARK 465 G A 187 REMARK 465 A A 188 REMARK 465 G A 189 REMARK 465 U A 190 REMARK 465 G A 191 REMARK 465 A A 192 REMARK 465 C A 193 REMARK 465 A A 194 REMARK 465 A A 195 REMARK 465 A A 196 REMARK 465 C A 197 REMARK 465 G A 198 REMARK 465 A A 199 REMARK 465 G A 200 REMARK 465 G A 201 REMARK 465 C A 202 REMARK 465 A A 203 REMARK 465 A A 204 REMARK 465 A A 205 REMARK 465 A A 206 REMARK 465 C A 207 REMARK 465 C A 208 REMARK 465 A A 209 REMARK 465 A A 210 REMARK 465 A A 211 REMARK 465 U A 212 REMARK 465 U A 213 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 470 U A 520 O2 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 O2 C A 72 N6 A A 77 2.19 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 32 N1 - C2 - O2 ANGL. DEV. = 3.7 DEGREES REMARK 500 U A 82 N1 - C2 - O2 ANGL. DEV. = 6.7 DEGREES REMARK 500 U A 82 N3 - C2 - O2 ANGL. DEV. = -6.0 DEGREES REMARK 500 U A 82 C6 - N1 - C1' ANGL. DEV. = -9.6 DEGREES REMARK 500 U A 82 C2 - N1 - C1' ANGL. DEV. = 12.2 DEGREES REMARK 500 G A 84 O3' - P - OP2 ANGL. DEV. = 7.6 DEGREES REMARK 500 C A 115 N1 - C2 - O2 ANGL. DEV. = 3.9 DEGREES REMARK 500 C A 122 C2 - N1 - C1' ANGL. DEV. = 8.9 DEGREES REMARK 500 C A 125 C2 - N1 - C1' ANGL. DEV. = 6.7 DEGREES REMARK 500 C A 128 C2 - N1 - C1' ANGL. DEV. = 7.6 DEGREES REMARK 500 U A 326 N1 - C2 - O2 ANGL. DEV. = 5.8 DEGREES REMARK 500 U A 326 N3 - C2 - O2 ANGL. DEV. = -6.1 DEGREES REMARK 500 U A 326 C2 - N1 - C1' ANGL. DEV. = 8.1 DEGREES REMARK 500 U A 356 N1 - C2 - O2 ANGL. DEV. = 4.5 DEGREES REMARK 500 U A 356 N3 - C2 - O2 ANGL. DEV. = -5.2 DEGREES REMARK 500 U A 356 C2 - N1 - C1' ANGL. DEV. = 7.9 DEGREES REMARK 500 G A 372 O4' - C1' - N9 ANGL. DEV. = 4.7 DEGREES REMARK 500 A A 397 O4' - C1' - N9 ANGL. DEV. = 4.4 DEGREES REMARK 500 G A 425 C4 - N9 - C1' ANGL. DEV. = 8.7 DEGREES REMARK 500 C A 517 N1 - C2 - O2 ANGL. DEV. = 4.0 DEGREES REMARK 500 C A 517 N3 - C2 - O2 ANGL. DEV. = -4.2 DEGREES REMARK 500 C A 517 C2 - N1 - C1' ANGL. DEV. = 8.9 DEGREES REMARK 500 U A 558 N3 - C2 - O2 ANGL. DEV. = -6.1 DEGREES REMARK 500 U A 558 C2 - N1 - C1' ANGL. DEV. = 9.6 DEGREES REMARK 500 C A 613 N1 - C2 - O2 ANGL. DEV. = 4.8 DEGREES REMARK 500 C A 613 N3 - C2 - O2 ANGL. DEV. = -5.1 DEGREES REMARK 500 C A 613 C2 - N1 - C1' ANGL. DEV. = 9.3 DEGREES REMARK 500 G A 673 O4' - C1' - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 G A 694 C4 - N9 - C1' ANGL. DEV. = 8.3 DEGREES REMARK 500 C A 719 N1 - C2 - O2 ANGL. DEV. = 3.6 DEGREES REMARK 500 C A 719 C2 - N1 - C1' ANGL. DEV. = 7.7 DEGREES REMARK 500 C A 726 N1 - C2 - O2 ANGL. DEV. = 4.1 DEGREES REMARK 500 C A 726 N3 - C2 - O2 ANGL. DEV. = -4.8 DEGREES REMARK 500 C A 726 C6 - N1 - C1' ANGL. DEV. = -7.5 DEGREES REMARK 500 C A 726 C2 - N1 - C1' ANGL. DEV. = 9.7 DEGREES REMARK 500 U A 782 N1 - C2 - O2 ANGL. DEV. = 4.9 DEGREES REMARK 500 U A 782 N3 - C2 - O2 ANGL. DEV. = -4.5 DEGREES REMARK 500 U A 782 C2 - N1 - C1' ANGL. DEV. = 8.5 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 CA A 905 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 81 OP1 REMARK 620 2 C A 81 OP2 53.8 REMARK 620 3 G A 83 OP2 78.0 79.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 913 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 83 O6 REMARK 620 2 G A 86 OP2 139.9 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 901 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U A 218 OP1 REMARK 620 2 A A 422 OP2 94.4 REMARK 620 3 U A 423 OP2 79.8 99.3 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 910 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 224 OP2 REMARK 620 2 A A 695 OP1 104.7 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 906 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 225 OP1 REMARK 620 2 C A 226 OP2 72.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 936 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 232 OP2 REMARK 620 2 U A 264 O2 144.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 904 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C A 262 OP1 REMARK 620 2 C A 620 OP1 92.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 934 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U A 264 OP1 REMARK 620 2 A A 629 O2' 120.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 912 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 300 OP1 REMARK 620 2 G A 456 OP1 153.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 907 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 366 OP1 REMARK 620 2 A A 367 OP2 74.8 REMARK 620 3 G A 417 OP2 104.4 97.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 925 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 395 O6 REMARK 620 2 G A 414 O6 69.5 REMARK 620 3 U A 415 O4 66.1 62.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 909 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 425 OP1 REMARK 620 2 C A 426 OP2 81.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 908 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U A 494 OP1 REMARK 620 2 G A 495 OP2 95.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 903 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 523 OP2 REMARK 620 2 G A 568 OP2 82.0 REMARK 620 N 1 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 95.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 902 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 566 OP1 REMARK 620 2 G A 568 OP1 75.6 REMARK 620 3 C A 569 OP2 158.1 82.5 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 937 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A A 708 OP2 REMARK 620 2 G A 709 O6 103.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 915 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G A 727 OP2 REMARK 620 2 G A 736 O6 101.2 REMARK 620 N 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-38173 RELATED DB: EMDB REMARK 900 CTE_BRANCHING,CA,INACTIVE DBREF 8X9K A 1 808 PDB 8X9K 8X9K 1 808 SEQRES 1 A 808 G C C G G G G C G C C A C SEQRES 2 A 808 C C C G G A A G U G A U G SEQRES 3 A 808 C G A G U C G C A A C U C SEQRES 4 A 808 G C A U C A C A A G C A A SEQRES 5 A 808 A C G C U G U A G C C G C SEQRES 6 A 808 G U G C C U C U A A U A G SEQRES 7 A 808 G G C U G G C G C G G U U SEQRES 8 A 808 G C G A A G G G C G C U G SEQRES 9 A 808 G U G A G U G C A A C U C SEQRES 10 A 808 U C A C C U U C G A C C C SEQRES 11 A 808 A A U C C A U C U U G C G SEQRES 12 A 808 G C U C A A C C C C G C A SEQRES 13 A 808 A G A U C A U C G C C A G SEQRES 14 A 808 A C C G C U G G C G G C G SEQRES 15 A 808 U A C U G A G U G A C A A SEQRES 16 A 808 A C G A G G C A A A A C C SEQRES 17 A 808 A A A U U G A A G U U G G SEQRES 18 A 808 G C G A C C G U G A A A C SEQRES 19 A 808 G G C G C U G G G C A G G SEQRES 20 A 808 A A A U G G C C C A G U G SEQRES 21 A 808 A C C U G G U C A A U G G SEQRES 22 A 808 U G A A A G U C G G U G A SEQRES 23 A 808 A A G A C C G A C C G G U SEQRES 24 A 808 G G G G C G U A U C G A A SEQRES 25 A 808 A G A G C G C A A C A C C SEQRES 26 A 808 U G C C G C A C A G G A U SEQRES 27 A 808 G G C U U C U G A G G U A SEQRES 28 A 808 C C G G U G A C G G U A C SEQRES 29 A 808 A G A A C G C G G A G G G SEQRES 30 A 808 G A A A C C U G G A A G C SEQRES 31 A 808 G A G G G C A C C U C G G SEQRES 32 A 808 G A A A C C G G G G G U C SEQRES 33 A 808 G A U G C A U A G C U C A SEQRES 34 A 808 A A C C U G U A A C G G C SEQRES 35 A 808 A C C A G U G G A G G G U SEQRES 36 A 808 G C U G U G C G G A G C A SEQRES 37 A 808 A C G U G G A G C C A C A SEQRES 38 A 808 G G C A U G A A G C C G U SEQRES 39 A 808 G G U U C G U A G U C G A SEQRES 40 A 808 U G A G A C A A G C G G U SEQRES 41 A 808 G A G U A A G G G A A G G SEQRES 42 A 808 G C U G C G A A C A U C G SEQRES 43 A 808 C C U C C C C G A A A U C SEQRES 44 A 808 C A A G G A A A G C C G A SEQRES 45 A 808 A A G G C U A G C C G C U SEQRES 46 A 808 U U G U U G A G A C A G U SEQRES 47 A 808 G G C G C C A C G U U G C SEQRES 48 A 808 G C A U U A G C C G U G A SEQRES 49 A 808 C C U A A A C G G G G A A SEQRES 50 A 808 C C U C U U G G C C G U A SEQRES 51 A 808 C C G A C U C G G G U G G SEQRES 52 A 808 C A C C G G U C G G G C U SEQRES 53 A 808 C G A U G G C U C A A G A SEQRES 54 A 808 G G G G G A G A U G U G A SEQRES 55 A 808 U G A U U A G G G U U U G SEQRES 56 A 808 A C C C G U G A U G C G A SEQRES 57 A 808 U A C G A C C G A A G C A SEQRES 58 A 808 U C C G G G G A G C U G U SEQRES 59 A 808 C U G A C G A A G A G U C SEQRES 60 A 808 G G C A G C A G U G G G U SEQRES 61 A 808 U U G G C G A C C C G C U SEQRES 62 A 808 C C G A A A G U C G C A A SEQRES 63 A 808 G C HET CA A 901 1 HET CA A 902 1 HET CA A 903 1 HET CA A 904 1 HET CA A 905 1 HET CA A 906 1 HET CA A 907 1 HET CA A 908 1 HET CA A 909 1 HET CA A 910 1 HET CA A 911 1 HET CA A 912 1 HET K 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 HET K A 930 1 HET K A 931 1 HET K A 932 1 HET K A 933 1 HET K A 934 1 HET K A 935 1 HET K A 936 1 HET K A 937 1 HETNAM CA CALCIUM ION HETNAM K POTASSIUM ION FORMUL 2 CA 12(CA 2+) FORMUL 14 K 25(K 1+) FORMUL 39 HOH *11(H2 O) LINK O4 U A 67 K K A 921 1555 1555 2.85 LINK OP1 C A 81 CA CA A 905 1555 1555 2.38 LINK OP2 C A 81 CA CA A 905 1555 1555 3.07 LINK OP2 G A 83 CA CA A 905 1555 1555 2.49 LINK O6 G A 83 K K A 913 1555 1555 3.11 LINK OP2 G A 86 K K A 913 1555 1555 2.67 LINK OP1 U A 218 CA CA A 901 1555 1555 2.30 LINK OP2 G A 224 CA CA A 910 1555 1555 2.87 LINK OP1 A A 225 CA CA A 906 1555 1555 2.39 LINK OP2 C A 226 CA CA A 906 1555 1555 2.99 LINK OP2 A A 232 K K A 936 1555 1555 2.78 LINK OP1 C A 262 CA CA A 904 1555 1555 2.42 LINK OP1 U A 264 K K A 934 1555 1555 2.62 LINK O2 U A 264 K K A 936 1555 1555 2.71 LINK OP1 G A 300 CA CA A 912 1555 1555 2.64 LINK OP1 G A 366 CA CA A 907 1555 1555 2.34 LINK OP2 A A 367 CA CA A 907 1555 1555 2.30 LINK O6 G A 372 K K A 917 1555 1555 3.02 LINK O6 G A 385 K K A 933 1555 1555 2.73 LINK O6 G A 393 K K A 924 1555 1555 2.72 LINK O6 G A 395 K K A 925 1555 1555 3.28 LINK O6 G A 414 K K A 925 1555 1555 3.31 LINK O4 U A 415 K K A 925 1555 1555 3.08 LINK OP2 G A 417 CA CA A 907 1555 1555 2.55 LINK OP2 A A 422 CA CA A 901 1555 1555 2.43 LINK OP2 U A 423 CA CA A 901 1555 1555 2.39 LINK OP1 G A 425 CA CA A 909 1555 1555 2.37 LINK OP2 C A 426 CA CA A 909 1555 1555 2.63 LINK OP1 G A 456 CA CA A 912 1555 1555 2.45 LINK OP1 U A 494 CA CA A 908 1555 1555 2.36 LINK OP2 G A 495 CA CA A 908 1555 1555 2.45 LINK OP2 G A 523 CA CA A 903 1555 1555 2.42 LINK OP2 A A 526 K K A 918 1555 1555 3.37 LINK OP2 A A 557 K K A 914 1555 1555 2.69 LINK O4 U A 558 K K A 914 1555 1555 3.00 LINK OP1 A A 566 CA CA A 902 1555 1555 2.22 LINK OP1 G A 568 CA CA A 902 1555 1555 2.50 LINK OP2 G A 568 CA CA A 903 1555 1555 2.83 LINK OP2 C A 569 CA CA A 902 1555 1555 2.24 LINK OP1 C A 620 CA CA A 904 1555 1555 2.35 LINK O2' A A 629 K K A 934 1555 1555 2.69 LINK OP1 C A 631 K K A 928 1555 1555 2.67 LINK O6 G A 692 K K A 920 1555 1555 2.76 LINK OP1 A A 695 CA CA A 910 1555 1555 2.94 LINK O6 G A 704 K K A 935 1555 1555 2.70 LINK OP2 A A 708 K K A 937 1555 1555 3.24 LINK O6 G A 709 K K A 937 1555 1555 3.43 LINK OP2 G A 727 K K A 915 1555 1555 2.77 LINK O6 G A 736 K K A 915 1555 1555 2.67 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 143015672 CONECT 171215656 CONECT 171315656 CONECT 175315656 CONECT 176815664 CONECT 181915664 CONECT 291115652 CONECT 304115661 CONECT 306315657 CONECT 308615657 CONECT 321415687 CONECT 386515655 CONECT 390515685 CONECT 391815687 CONECT 468415663 CONECT 610515658 CONECT 612915658 CONECT 625115668 CONECT 653715684 CONECT 671515675 CONECT 676115676 CONECT 717315676 CONECT 719615676 CONECT 722115658 CONECT 732915652 CONECT 735115652 CONECT 739215660 CONECT 741615660 CONECT 805815663 CONECT 888115659 CONECT 890215659 CONECT 950815654 CONECT 957315669 CONECT1023915665 CONECT1027615665 CONECT1043215653 CONECT1047615653 CONECT1047715654 CONECT1050015653 CONECT1158715655 CONECT1178615685 CONECT1182115679 CONECT1314715671 CONECT1320015661 CONECT1341115686 CONECT1348115688 CONECT1351815688 CONECT1388815666 CONECT1409515666 CONECT15652 2911 7329 7351 CONECT15653104321047610500 CONECT15654 950810477 CONECT15655 386511587 CONECT15656 1712 1713 1753 CONECT15657 3063 3086 CONECT15658 6105 6129 7221 CONECT15659 8881 8902 CONECT15660 7392 7416 CONECT15661 304113200 CONECT15663 4684 8058 CONECT15664 1768 1819 CONECT156651023910276 CONECT156661388814095 CONECT15668 6251 CONECT15669 9573 CONECT1567113147 CONECT15672 1430 CONECT15675 6715 CONECT15676 6761 7173 7196 CONECT1567911821 CONECT15684 6537 CONECT15685 390511786 CONECT1568613411 CONECT15687 3214 3918 CONECT156881348113518 MASTER 397 0 37 0 0 0 0 615698 1 75 63 END