HEADER RNA BINDING PROTEIN/RNA/DNA 29-MAR-22 7UIN TITLE CRYOEM STRUCTURE OF AN GROUP II INTRON RETROELEMENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: E.R IIC INTRON; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: GROUP II INTRON REVERSE TRANSCRIPTASE/MATURASE; COMPND 7 CHAIN: D; COMPND 8 SYNONYM: GROUP II INTRON-ENCODED PROTEIN LTRA; COMPND 9 EC: 2.7.7.49; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (37-MER); COMPND 13 CHAIN: A; COMPND 14 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: [EUBACTERIUM] RECTALE; SOURCE 4 ORGANISM_TAXID: 39491; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: [EUBACTERIUM] RECTALE; SOURCE 7 ORGANISM_TAXID: 39491; SOURCE 8 GENE: LTRA_2, LTRA, ERS852417_00966, FYL37_05080; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 MOL_ID: 3; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: [EUBACTERIUM] RECTALE; SOURCE 14 ORGANISM_TAXID: 39491 KEYWDS RNA, INTRON, GROUP II, MATURASE, SPLICING, RETROTRANSPOSITION, RNA KEYWDS 2 BINDING PROTEIN-RNA-DNA COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR K.CHUNG,L.XU REVDAT 1 23-NOV-22 7UIN 0 JRNL AUTH K.CHUNG,L.XU,P.CHAI,J.PENG,S.C.DEVARKAR,A.M.PYLE JRNL TITL STRUCTURES OF A MOBILE INTRON RETROELEMENT POISED TO ATTACK JRNL TITL 2 ITS STRUCTURED DNA TARGET JRNL REF SCIENCE V. 378 627 2022 JRNL REFN ESSN 1095-9203 JRNL PMID 36356138 JRNL DOI 10.1126/SCIENCE.ABQ2844 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : SERIALEM, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC, CRYOSPARC 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) : 2.800 REMARK 3 NUMBER OF PARTICLES : 914099 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 7UIN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1000263052. 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 : TERNARY COMPLEX OF RNA, PROTEIN REMARK 245 AND DNA 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 : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2500.00 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) : 5050.00 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D, 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 B 170 REMARK 465 A B 208 REMARK 465 C B 209 REMARK 465 C B 210 REMARK 465 A B 211 REMARK 465 C B 212 REMARK 465 G B 213 REMARK 465 U B 214 REMARK 465 U B 215 REMARK 465 U B 216 REMARK 465 G B 217 REMARK 465 U B 218 REMARK 465 A B 219 REMARK 465 U B 293 REMARK 465 C B 294 REMARK 465 A B 295 REMARK 465 U B 296 REMARK 465 U B 297 REMARK 465 U B 391 REMARK 465 C B 392 REMARK 465 A B 393 REMARK 465 G B 394 REMARK 465 U B 395 REMARK 465 U B 396 REMARK 465 U B 397 REMARK 465 G B 398 REMARK 465 A B 399 REMARK 465 G B 400 REMARK 465 A B 482 REMARK 465 A B 483 REMARK 465 G B 484 REMARK 465 A B 485 REMARK 465 A B 486 REMARK 465 C B 487 REMARK 465 G B 488 REMARK 465 C B 489 REMARK 465 A B 490 REMARK 465 U B 491 REMARK 465 G B 492 REMARK 465 G B 493 REMARK 465 A B 494 REMARK 465 C B 495 REMARK 465 A B 496 REMARK 465 C B 497 REMARK 465 A B 498 REMARK 465 A B 499 REMARK 465 G B 500 REMARK 465 U B 501 REMARK 465 A B 502 REMARK 465 A B 503 REMARK 465 U B 504 REMARK 465 C B 505 REMARK 465 U B 506 REMARK 465 A B 507 REMARK 465 A B 508 REMARK 465 U B 509 REMARK 465 U B 510 REMARK 465 U B 511 REMARK 465 C B 512 REMARK 465 G B 513 REMARK 465 G B 514 REMARK 465 U B 515 REMARK 465 U B 516 REMARK 465 A B 517 REMARK 465 G B 518 REMARK 465 A B 519 REMARK 465 U B 520 REMARK 465 U B 521 REMARK 465 A B 522 REMARK 465 C B 523 REMARK 465 U B 524 REMARK 465 A B 525 REMARK 465 C B 526 REMARK 465 A B 527 REMARK 465 U B 528 REMARK 465 C B 529 REMARK 465 G B 530 REMARK 465 A B 531 REMARK 465 A B 532 REMARK 465 A B 533 REMARK 465 A B 534 REMARK 465 G B 535 REMARK 465 U B 536 REMARK 465 G B 537 REMARK 465 U B 538 REMARK 465 G B 539 REMARK 465 U B 540 REMARK 465 U B 541 REMARK 465 A B 542 REMARK 465 C B 543 REMARK 465 U B 544 REMARK 465 U B 545 REMARK 465 G B 546 REMARK 465 U B 547 REMARK 465 U B 548 REMARK 465 A B 549 REMARK 465 A B 550 REMARK 465 MET D 1 REMARK 465 ASP D 2 REMARK 465 THR D 3 REMARK 465 SER D 4 REMARK 465 ALA D 65 REMARK 465 ARG D 66 REMARK 465 ARG D 67 REMARK 465 VAL D 68 REMARK 465 GLU D 69 REMARK 465 ILE D 70 REMARK 465 PRO D 71 REMARK 465 LYS D 72 REMARK 465 PRO D 73 REMARK 465 ASP D 74 REMARK 465 GLY D 75 REMARK 465 GLY D 76 REMARK 465 VAL D 77 REMARK 465 ARG D 78 REMARK 465 ASN D 79 REMARK 465 LEU D 80 REMARK 465 GLY D 178 REMARK 465 ILE D 179 REMARK 465 MET D 180 REMARK 465 ILE D 181 REMARK 465 ASP D 182 REMARK 465 ASP D 183 REMARK 465 GLU D 184 REMARK 465 TYR D 185 REMARK 465 GLU D 186 REMARK 465 ASP D 187 REMARK 465 SER D 188 REMARK 465 ILE D 189 REMARK 465 VAL D 190 REMARK 465 GLY D 191 REMARK 465 THR D 192 REMARK 465 PRO D 193 REMARK 465 GLN D 194 REMARK 465 VAL D 425 REMARK 465 THR D 426 REMARK 465 CYS D 427 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 O3' U B 638 MG MG B 701 1.48 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 PRO D 281 CB PRO D 281 CG 0.842 REMARK 500 PRO D 281 CG PRO D 281 CD -0.674 REMARK 500 PRO D 281 CD PRO D 281 N 0.121 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 B 3 N1 - C2 - O2 ANGL. DEV. = 5.2 DEGREES REMARK 500 U B 3 N3 - C2 - O2 ANGL. DEV. = -5.5 DEGREES REMARK 500 U B 46 N1 - C2 - O2 ANGL. DEV. = 4.3 DEGREES REMARK 500 U B 46 C2 - N1 - C1' ANGL. DEV. = 9.7 DEGREES REMARK 500 A B 67 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 U B 89 C3' - O3' - P ANGL. DEV. = 7.4 DEGREES REMARK 500 G B 110 N3 - C4 - C5 ANGL. DEV. = -3.4 DEGREES REMARK 500 G B 110 N3 - C4 - N9 ANGL. DEV. = 4.2 DEGREES REMARK 500 G B 110 C8 - N9 - C1' ANGL. DEV. = -8.9 DEGREES REMARK 500 G B 110 C4 - N9 - C1' ANGL. DEV. = 10.2 DEGREES REMARK 500 C B 142 N1 - C2 - O2 ANGL. DEV. = 3.8 DEGREES REMARK 500 C B 168 C6 - N1 - C2 ANGL. DEV. = -2.6 DEGREES REMARK 500 C B 168 C2 - N1 - C1' ANGL. DEV. = 7.8 DEGREES REMARK 500 A B 204 C3' - O3' - P ANGL. DEV. = 8.9 DEGREES REMARK 500 C B 285 C2 - N1 - C1' ANGL. DEV. = 7.0 DEGREES REMARK 500 U B 302 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 C B 308 C6 - N1 - C2 ANGL. DEV. = -2.5 DEGREES REMARK 500 C B 308 N1 - C2 - O2 ANGL. DEV. = 5.3 DEGREES REMARK 500 C B 308 N3 - C2 - O2 ANGL. DEV. = -5.2 DEGREES REMARK 500 C B 308 C2 - N1 - C1' ANGL. DEV. = 7.8 DEGREES REMARK 500 C B 311 N1 - C2 - O2 ANGL. DEV. = 4.0 DEGREES REMARK 500 C B 439 N1 - C2 - O2 ANGL. DEV. = 3.8 DEGREES REMARK 500 C B 439 C2 - N1 - C1' ANGL. DEV. = 7.4 DEGREES REMARK 500 C B 440 C6 - N1 - C2 ANGL. DEV. = -2.6 DEGREES REMARK 500 C B 440 N1 - C2 - O2 ANGL. DEV. = 6.4 DEGREES REMARK 500 C B 440 N3 - C2 - O2 ANGL. DEV. = -6.0 DEGREES REMARK 500 C B 440 C2 - N1 - C1' ANGL. DEV. = 9.8 DEGREES REMARK 500 C B 444 N1 - C2 - O2 ANGL. DEV. = 3.7 DEGREES REMARK 500 C B 468 N1 - C2 - O2 ANGL. DEV. = 3.6 DEGREES REMARK 500 C B 562 C6 - N1 - C2 ANGL. DEV. = -2.5 DEGREES REMARK 500 U B 588 N1 - C2 - O2 ANGL. DEV. = 4.3 DEGREES REMARK 500 PRO D 62 CA - N - CD ANGL. DEV. = -16.8 DEGREES REMARK 500 ASP D 132 CB - CG - OD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 MET D 155 CG - SD - CE ANGL. DEV. = -10.8 DEGREES REMARK 500 PRO D 281 C - N - CD ANGL. DEV. = 20.3 DEGREES REMARK 500 PRO D 281 CA - N - CD ANGL. DEV. = -22.3 DEGREES REMARK 500 PRO D 281 N - CA - CB ANGL. DEV. = -13.7 DEGREES REMARK 500 PRO D 281 CA - CB - CG ANGL. DEV. = -14.3 DEGREES REMARK 500 PRO D 281 CB - CG - CD ANGL. DEV. = 106.4 DEGREES REMARK 500 DA A 7 O4' - C1' - N9 ANGL. DEV. = 2.5 DEGREES REMARK 500 DT A 24 O4' - C1' - N1 ANGL. DEV. = 3.2 DEGREES REMARK 500 DC A 25 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 PRO D 62 71.79 29.63 REMARK 500 ILE D 101 -46.97 59.22 REMARK 500 TYR D 224 -72.14 -91.30 REMARK 500 ALA D 225 101.42 -161.23 REMARK 500 ASP D 226 6.02 58.12 REMARK 500 GLU D 251 -60.98 -96.91 REMARK 500 MET D 337 32.75 -143.99 REMARK 500 LYS D 361 -12.21 72.61 REMARK 500 THR D 386 40.11 -101.86 REMARK 500 ARG D 389 62.57 65.73 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LYS D 61 PRO D 62 -142.57 REMARK 500 GLN D 285 PHE D 286 149.14 REMARK 500 LYS D 388 ARG D 389 -147.09 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 B 710 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 5 OP1 REMARK 620 2 U B 325 OP1 141.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 728 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 29 O3' REMARK 620 2 G B 30 OP1 57.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 703 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A B 559 OP2 REMARK 620 2 A B 560 OP2 87.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 701 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C B 562 OP1 REMARK 620 2 C B 581 OP1 85.7 REMARK 620 3 U B 638 O2' 96.2 99.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 720 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C B 564 OP2 REMARK 620 2 HOH B 811 O 145.8 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 721 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 A B 574 OP1 REMARK 620 2 A B 574 OP2 73.9 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 702 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U B 579 OP1 REMARK 620 2 C B 581 OP2 75.7 REMARK 620 3 DT A 35 O3' 97.8 171.1 REMARK 620 4 DT A 36 OP1 141.3 117.7 63.7 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-26550 RELATED DB: EMDB REMARK 900 CRYOEM STRUCTURE OF AN GROUP II INTRON RETROELEMENT DBREF 7UIN B 1 638 PDB 7UIN 7UIN 1 638 DBREF1 7UIN D 1 427 UNP A0A173ZME3_9FIRM DBREF2 7UIN D A0A173ZME3 1 427 DBREF 7UIN A 1 37 PDB 7UIN 7UIN 1 37 SEQRES 1 B 638 G U U U G C G C G C C A U SEQRES 2 B 638 G G G C G C G C U C U A A SEQRES 3 B 638 C G G G U G U A A G U C C SEQRES 4 B 638 C G A A C A U G C C C A G SEQRES 5 B 638 G U A G U G G G A A A U G SEQRES 6 B 638 U A U A G C C G A A C A G SEQRES 7 B 638 C A A G G G U G U C U A C SEQRES 8 B 638 U G U G A G G U G G A A U SEQRES 9 B 638 C U G A A G G A A G C U G SEQRES 10 B 638 U A A G C G A A U C U C U SEQRES 11 B 638 G G U C C G A C G G A C A SEQRES 12 B 638 G A A A U C G C A U A U A SEQRES 13 B 638 A G G C U A G G C U U C G SEQRES 14 B 638 A G U G A U A A G C U G G SEQRES 15 B 638 C A A A G A A C A G U G A SEQRES 16 B 638 A G U C U A A U A A C U A SEQRES 17 B 638 C C A C G U U U G U A G A SEQRES 18 B 638 A G C A G A G U A A A U G SEQRES 19 B 638 C G G C G G A U A U A U G SEQRES 20 B 638 G A G A G A A A G A G C G SEQRES 21 B 638 U G C A C C U U A A G C G SEQRES 22 B 638 U G G A G G U C U C A C A SEQRES 23 B 638 G A G G U U U C A U U A G SEQRES 24 B 638 C C U A G U A A C A A C G SEQRES 25 B 638 A A C U G U G A G A A G U SEQRES 26 B 638 C A G C C G A G C C C A U SEQRES 27 B 638 A G U A G U G A A G A A G SEQRES 28 B 638 U C U C U G U A A U G G G SEQRES 29 B 638 G A U G G A G C G A A G G SEQRES 30 B 638 G G C G A A C A A U C A U SEQRES 31 B 638 U C A G U U U G A G A A U SEQRES 32 B 638 G U C U C G U A U U G C A SEQRES 33 B 638 G A A A U G A C A A C A U SEQRES 34 B 638 C U G C C G U A A C C A A SEQRES 35 B 638 U C G G G U A A A A G G U SEQRES 36 B 638 G G U C A A A U C A A G C SEQRES 37 B 638 G A G A C G G A A A G G A SEQRES 38 B 638 A A G A A C G C A U G G A SEQRES 39 B 638 C A C A A G U A A U C U A SEQRES 40 B 638 A U U U C G G U U A G A U SEQRES 41 B 638 U A C U A C A U C G A A A SEQRES 42 B 638 A G U G U G U U A C U U G SEQRES 43 B 638 U U A A G U U G A U U G A SEQRES 44 B 638 A C C G C C G U A U A C G SEQRES 45 B 638 G A A C C G U A C G U A C SEQRES 46 B 638 G G U G G U G U G A G A G SEQRES 47 B 638 G U C G G A A U U U C U C SEQRES 48 B 638 A A U U A A G A G A A A U SEQRES 49 B 638 U C U U C C U A C U C G A SEQRES 50 B 638 U SEQRES 1 D 427 MET ASP THR SER ASN LEU MET GLU GLN ILE LEU SER SER SEQRES 2 D 427 ASP ASN LEU ASN ARG ALA TYR LEU GLN VAL VAL ARG ASN SEQRES 3 D 427 LYS GLY ALA GLU GLY VAL ASP GLY MET LYS TYR THR GLU SEQRES 4 D 427 LEU LYS GLU HIS LEU ALA LYS ASN GLY GLU THR ILE LYS SEQRES 5 D 427 GLY GLN LEU ARG THR ARG LYS TYR LYS PRO GLN PRO ALA SEQRES 6 D 427 ARG ARG VAL GLU ILE PRO LYS PRO ASP GLY GLY VAL ARG SEQRES 7 D 427 ASN LEU GLY VAL PRO THR VAL THR ASP ARG PHE ILE GLN SEQRES 8 D 427 GLN ALA ILE ALA GLN VAL LEU THR PRO ILE TYR GLU GLU SEQRES 9 D 427 GLN PHE HIS ASP HIS SER TYR GLY PHE ARG PRO ASN ARG SEQRES 10 D 427 CYS ALA GLN GLN ALA ILE LEU THR ALA LEU ASN ILE MET SEQRES 11 D 427 ASN ASP GLY ASN ASP TRP ILE VAL ASP ILE ASP LEU GLU SEQRES 12 D 427 LYS PHE PHE ASP THR VAL ASN HIS ASP LYS LEU MET THR SEQRES 13 D 427 LEU ILE GLY ARG THR ILE LYS ASP GLY ASP VAL ILE SER SEQRES 14 D 427 ILE VAL ARG LYS TYR LEU VAL SER GLY ILE MET ILE ASP SEQRES 15 D 427 ASP GLU TYR GLU ASP SER ILE VAL GLY THR PRO GLN GLY SEQRES 16 D 427 GLY ASN LEU SER PRO LEU LEU ALA ASN ILE MET LEU ASN SEQRES 17 D 427 GLU LEU ASP LYS GLU MET GLU LYS ARG GLY LEU ASN PHE SEQRES 18 D 427 VAL ARG TYR ALA ASP ASP CYS ILE ILE MET VAL GLY SER SEQRES 19 D 427 GLU MET SER ALA ASN ARG VAL MET ARG ASN ILE SER ARG SEQRES 20 D 427 PHE ILE GLU GLU LYS LEU GLY LEU LYS VAL ASN MET THR SEQRES 21 D 427 LYS SER LYS VAL ASP ARG PRO SER GLY LEU LYS TYR LEU SEQRES 22 D 427 GLY PHE GLY PHE TYR PHE ASP PRO ARG ALA HIS GLN PHE SEQRES 23 D 427 LYS ALA LYS PRO HIS ALA LYS SER VAL ALA LYS PHE LYS SEQRES 24 D 427 LYS ARG MET LYS GLU LEU THR CYS ARG SER TRP GLY VAL SEQRES 25 D 427 SER ASN SER TYR LYS VAL GLU LYS LEU ASN GLN LEU ILE SEQRES 26 D 427 ARG GLY TRP ILE ASN TYR PHE LYS ILE GLY SER MET LYS SEQRES 27 D 427 THR LEU CYS LYS GLU LEU ASP SER ARG ILE ARG TYR ARG SEQRES 28 D 427 LEU ARG MET CYS ILE TRP LYS GLN TRP LYS THR PRO GLN SEQRES 29 D 427 ASN GLN GLU LYS ASN LEU VAL LYS LEU GLY ILE ASP ARG SEQRES 30 D 427 ASN THR ALA ARG ARG VAL ALA TYR THR GLY LYS ARG ILE SEQRES 31 D 427 ALA TYR VAL CYS ASN LYS GLY ALA VAL ASN VAL ALA ILE SEQRES 32 D 427 SER ASN LYS ARG LEU ALA SER PHE GLY LEU ILE SER MET SEQRES 33 D 427 LEU ASP TYR TYR ILE GLU LYS CYS VAL THR CYS SEQRES 1 A 37 DG DA DG DA DG DC DA DG DG DG DG DC DT SEQRES 2 A 37 DA DT DG DA DA DC DC DT DG DC DT DC DT SEQRES 3 A 37 DC DA DT DT DT DC DT DT DT DT DG HET MG B 701 1 HET MG B 702 1 HET MG B 703 1 HET MG B 704 1 HET MG B 705 1 HET MG B 706 1 HET MG B 707 1 HET MG B 708 1 HET MG B 709 1 HET MG B 710 1 HET MG B 711 1 HET MG B 712 1 HET MG B 713 1 HET MG B 714 1 HET MG B 715 1 HET MG B 716 1 HET MG B 717 1 HET MG B 718 1 HET MG B 719 1 HET MG B 720 1 HET MG B 721 1 HET MG B 722 1 HET MG B 723 1 HET MG B 724 1 HET MG B 725 1 HET MG B 726 1 HET MG B 727 1 HET MG B 728 1 HET NH4 B 729 1 HET NH4 B 730 1 HETNAM MG MAGNESIUM ION HETNAM NH4 AMMONIUM ION FORMUL 4 MG 28(MG 2+) FORMUL 32 NH4 2(H4 N 1+) FORMUL 34 HOH *24(H2 O) HELIX 1 AA1 ASN D 5 LEU D 11 1 7 HELIX 2 AA2 SER D 12 LYS D 27 1 16 HELIX 3 AA3 THR D 38 THR D 57 1 20 HELIX 4 AA4 THR D 84 GLU D 103 1 20 HELIX 5 AA5 CYS D 118 GLY D 133 1 16 HELIX 6 AA6 LYS D 144 VAL D 149 1 6 HELIX 7 AA7 ASN D 150 ILE D 162 1 13 HELIX 8 AA8 ASP D 164 SER D 177 1 14 HELIX 9 AA9 ASN D 197 GLY D 218 1 22 HELIX 10 AB1 SER D 234 LYS D 252 1 19 HELIX 11 AB2 ARG D 266 LEU D 270 5 5 HELIX 12 AB3 HIS D 291 THR D 306 1 16 HELIX 13 AB4 SER D 313 LYS D 333 1 21 HELIX 14 AB5 MET D 337 LYS D 361 1 25 HELIX 15 AB6 THR D 362 LEU D 373 1 12 HELIX 16 AB7 ASP D 376 TYR D 385 1 10 HELIX 17 AB8 ARG D 389 LYS D 396 1 8 HELIX 18 AB9 GLY D 397 ILE D 403 1 7 HELIX 19 AC1 SER D 404 GLY D 412 1 9 HELIX 20 AC2 SER D 415 CYS D 424 1 10 SHEET 1 AA1 4 ASN D 220 ARG D 223 0 SHEET 2 AA1 4 ASP D 227 VAL D 232 -1 O MET D 231 N ASN D 220 SHEET 3 AA1 4 TRP D 136 ASP D 141 -1 N VAL D 138 O ILE D 230 SHEET 4 AA1 4 LYS D 263 ASP D 265 -1 O LYS D 263 N ASP D 139 SHEET 1 AA2 2 PHE D 275 PHE D 279 0 SHEET 2 AA2 2 PHE D 286 PRO D 290 -1 O LYS D 289 N GLY D 276 LINK OP1 G B 5 MG MG B 710 1555 1555 2.67 LINK OP1 C B 6 MG MG B 727 1555 1555 2.09 LINK OP1 A B 25 MG MG B 711 1555 1555 2.14 LINK O3' G B 29 MG MG B 728 1555 1555 2.68 LINK OP1 G B 30 MG MG B 728 1555 1555 2.54 LINK OP1 G B 110 MG MG B 718 1555 1555 2.77 LINK OP2 A B 119 MG MG B 707 1555 1555 2.08 LINK OP2 A B 120 MG MG B 726 1555 1555 2.91 LINK OP1 G B 136 MG MG B 722 1555 1555 2.31 LINK OP2 G B 139 MG MG B 704 1555 1555 2.48 LINK OP2 A B 157 MG MG B 708 1555 1555 2.08 LINK OP1 A B 177 MG MG B 725 1555 1555 2.85 LINK OP2 A B 186 MG MG B 715 1555 1555 2.45 LINK OP2 A B 189 MG MG B 709 1555 1555 2.86 LINK OP2 A B 241 MG MG B 716 1555 1555 2.87 LINK OP1 G B 247 MG MG B 705 1555 1555 2.06 LINK OP2 A B 323 MG MG B 713 1555 1555 2.46 LINK OP1 U B 325 MG MG B 710 1555 1555 2.46 LINK OP2 G B 331 MG MG B 714 1555 1555 3.00 LINK OP2 U B 557 MG MG B 723 1555 1555 2.35 LINK OP2 A B 559 MG MG B 703 1555 1555 2.04 LINK OP2 A B 560 MG MG B 703 1555 1555 2.68 LINK OP1 C B 562 MG MG B 701 1555 1555 2.34 LINK OP2 C B 564 MG MG B 720 1555 1555 2.90 LINK OP1 A B 574 MG MG B 721 1555 1555 2.08 LINK OP2 A B 574 MG MG B 721 1555 1555 2.17 LINK OP2 C B 576 MG MG B 712 1555 1555 2.76 LINK OP1 U B 579 MG MG B 702 1555 1555 2.16 LINK OP1 C B 581 MG MG B 701 1555 1555 1.87 LINK OP2 C B 581 MG MG B 702 1555 1555 2.52 LINK O2' U B 638 MG MG B 701 1555 1555 2.21 LINK MG MG B 702 O3' DT A 35 1555 1555 2.52 LINK MG MG B 702 OP1 DT A 36 1555 1555 2.08 LINK MG MG B 720 O HOH B 811 1555 1555 2.14 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