HEADER RNA BINDING PROTEIN/RNA 28-FEB-25 9M34 TITLE DJCAS13D-CRRNA-TARGET RNA2 TERNARY COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: DJCAS13D; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: RNA (51-MER); COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: RNA (34-MER); COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RUMINOCOCCUS SP. UBA7013; SOURCE 3 ORGANISM_TAXID: 1947434; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: RUMINOCOCCUS SP. UBA7013; SOURCE 8 ORGANISM_TAXID: 1947434; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: RUMINOCOCCUS SP. UBA7013; SOURCE 13 ORGANISM_TAXID: 1947434; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CAS13D PROREIN COMPLEX, RNA BINDING PROTEIN/RNA, RNA BINDING PROTEIN- KEYWDS 2 RNA COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR X.Y.CHEN,H.D.HUANG REVDAT 2 22-OCT-25 9M34 1 JRNL REVDAT 1 17-SEP-25 9M34 0 JRNL AUTH X.CHEN,Y.HE,M.GUO,S.LIU,Y.LI,F.ZENG,C.WANG,K.YUAN,H.HUANG JRNL TITL MECHANISTIC INSIGHTS INTO CAS13D ENZYMES FROM CRYO-EM JRNL TITL 2 STRUCTURES OF CASRX AND DJCAS13D. JRNL REF NUCLEIC ACIDS RES. V. 53 2025 JRNL REFN ESSN 1362-4962 JRNL PMID 41036620 JRNL DOI 10.1093/NAR/GKAF986 REMARK 2 REMARK 2 RESOLUTION. 3.46 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX 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) : 3.460 REMARK 3 NUMBER OF PARTICLES : 76678 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9M34 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 04-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1300057081. 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 DJCAS13D REMARK 245 WITH CRRNA AND TARGET RNA2 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 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 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 : DARK FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : OTHER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 MET A 1 REMARK 465 LYS A 2 REMARK 465 LYS A 3 REMARK 465 GLN A 4 REMARK 465 LYS A 5 REMARK 465 SER A 6 REMARK 465 LYS A 7 REMARK 465 LYS A 8 REMARK 465 THR A 9 REMARK 465 VAL A 10 REMARK 465 SER A 11 REMARK 465 LYS A 12 REMARK 465 THR A 13 REMARK 465 SER A 14 REMARK 465 GLY A 15 REMARK 465 LEU A 16 REMARK 465 LYS A 17 REMARK 465 GLU A 18 REMARK 465 ALA A 19 REMARK 465 LEU A 20 REMARK 465 SER A 21 REMARK 465 VAL A 22 REMARK 465 GLN A 23 REMARK 465 GLY A 24 REMARK 465 THR A 25 REMARK 465 VAL A 26 REMARK 465 ILE A 27 REMARK 465 MET A 28 REMARK 465 THR A 29 REMARK 465 SER A 30 REMARK 465 PHE A 31 REMARK 465 GLY A 32 REMARK 465 LYS A 33 REMARK 465 GLY A 34 REMARK 465 ASN A 35 REMARK 465 MET A 36 REMARK 465 ALA A 37 REMARK 465 ASN A 38 REMARK 465 LEU A 39 REMARK 465 SER A 40 REMARK 465 TYR A 41 REMARK 465 LYS A 42 REMARK 465 ILE A 43 REMARK 465 PRO A 44 REMARK 465 SER A 45 REMARK 465 SER A 46 REMARK 465 GLN A 47 REMARK 465 LYS A 48 REMARK 465 PRO A 49 REMARK 465 GLN A 50 REMARK 465 ASN A 51 REMARK 465 LEU A 52 REMARK 465 ASN A 53 REMARK 465 SER A 54 REMARK 465 SER A 55 REMARK 465 ALA A 56 REMARK 465 GLY A 57 REMARK 465 LEU A 58 REMARK 465 LYS A 59 REMARK 465 ASN A 60 REMARK 465 VAL A 61 REMARK 465 GLU A 62 REMARK 465 VAL A 63 REMARK 465 SER A 64 REMARK 465 GLY A 65 REMARK 465 LYS A 66 REMARK 465 LYS A 67 REMARK 465 ILE A 68 REMARK 465 LYS A 69 REMARK 465 PHE A 70 REMARK 465 GLN A 71 REMARK 465 GLY A 72 REMARK 465 ARG A 73 REMARK 465 HIS A 74 REMARK 465 PRO A 75 REMARK 465 LYS A 76 REMARK 465 ILE A 77 REMARK 465 ALA A 78 REMARK 465 THR A 79 REMARK 465 THR A 80 REMARK 465 ASP A 81 REMARK 465 ASN A 82 REMARK 465 PRO A 83 REMARK 465 LEU A 84 REMARK 465 PHE A 85 REMARK 465 LYS A 86 REMARK 465 PRO A 87 REMARK 465 GLN A 88 REMARK 465 GLN A 146 REMARK 465 LYS A 147 REMARK 465 GLU A 148 REMARK 465 GLU A 149 REMARK 465 LEU A 150 REMARK 465 THR A 151 REMARK 465 GLU A 152 REMARK 465 ASP A 153 REMARK 465 PHE A 154 REMARK 465 ILE A 155 REMARK 465 GLY A 156 REMARK 465 ALA A 157 REMARK 465 GLY A 158 REMARK 465 GLY A 159 REMARK 465 TRP A 160 REMARK 465 ARG A 161 REMARK 465 ILE A 162 REMARK 465 ASN A 163 REMARK 465 SER A 224 REMARK 465 ASP A 225 REMARK 465 LEU A 226 REMARK 465 SER A 227 REMARK 465 SER A 228 REMARK 465 ASP A 229 REMARK 465 GLU A 230 REMARK 465 SER A 231 REMARK 465 ASP A 232 REMARK 465 ALA A 652 REMARK 465 LYS A 653 REMARK 465 ILE A 654 REMARK 465 ASN A 655 REMARK 465 LYS A 656 REMARK 465 ASP A 657 REMARK 465 ASP A 658 REMARK 465 PRO A 659 REMARK 465 SER A 660 REMARK 465 ARG A 661 REMARK 465 GLU A 876 REMARK 465 VAL A 877 REMARK 465 G B 20 REMARK 465 C B 21 REMARK 465 U C 3 REMARK 465 G C 4 REMARK 465 U C 5 REMARK 465 G C 6 REMARK 465 G C 7 REMARK 465 G C 8 REMARK 465 C C 9 REMARK 465 G C 10 REMARK 465 C C 11 REMARK 465 U C 31 REMARK 465 U C 32 REMARK 465 C C 33 REMARK 465 C C 34 REMARK 465 U C 35 REMARK 465 G C 36 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 OH TYR A 190 OD2 ASP A 522 2.10 REMARK 500 O LEU A 270 OG1 THR A 274 2.14 REMARK 500 NH2 ARG A 294 OD1 ASP A 422 2.16 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 ASP A 110 59.43 -96.22 REMARK 500 THR A 173 -9.63 72.23 REMARK 500 ALA A 356 -64.91 61.62 REMARK 500 LEU A 370 -60.76 -94.19 REMARK 500 PRO A 511 53.15 -69.85 REMARK 500 SER A 512 -157.25 51.64 REMARK 500 GLU A 570 31.52 -97.18 REMARK 500 PRO A 604 -179.41 -64.35 REMARK 500 CYS A 615 36.18 -97.23 REMARK 500 ASN A 783 56.25 -93.62 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-63598 RELATED DB: EMDB REMARK 900 DJCAS13D-CRRNA-TARGET RNA2 TERNARY COMPLEX DBREF 9M34 A 1 877 PDB 9M34 9M34 1 877 DBREF 9M34 B -30 21 PDB 9M34 9M34 -30 21 DBREF 9M34 C 3 36 PDB 9M34 9M34 3 36 SEQRES 1 A 877 MET LYS LYS GLN LYS SER LYS LYS THR VAL SER LYS THR SEQRES 2 A 877 SER GLY LEU LYS GLU ALA LEU SER VAL GLN GLY THR VAL SEQRES 3 A 877 ILE MET THR SER PHE GLY LYS GLY ASN MET ALA ASN LEU SEQRES 4 A 877 SER TYR LYS ILE PRO SER SER GLN LYS PRO GLN ASN LEU SEQRES 5 A 877 ASN SER SER ALA GLY LEU LYS ASN VAL GLU VAL SER GLY SEQRES 6 A 877 LYS LYS ILE LYS PHE GLN GLY ARG HIS PRO LYS ILE ALA SEQRES 7 A 877 THR THR ASP ASN PRO LEU PHE LYS PRO GLN PRO GLY MET SEQRES 8 A 877 ASP LEU LEU CYS LEU LYS ASP LYS LEU GLU MET HIS TYR SEQRES 9 A 877 PHE GLY LYS THR PHE ASP ASP ASN ILE HIS ILE GLN LEU SEQRES 10 A 877 ILE TYR GLN ILE LEU ASP ILE GLU LYS ILE LEU ALA VAL SEQRES 11 A 877 HIS VAL ASN ASN ILE VAL PHE THR LEU ASP ASN VAL LEU SEQRES 12 A 877 HIS PRO GLN LYS GLU GLU LEU THR GLU ASP PHE ILE GLY SEQRES 13 A 877 ALA GLY GLY TRP ARG ILE ASN LEU ASP TYR GLN THR LEU SEQRES 14 A 877 ARG GLY GLN THR ASN LYS TYR ASP ARG PHE LYS ASN TYR SEQRES 15 A 877 ILE LYS ARG LYS GLU LEU LEU TYR PHE GLY GLU ALA PHE SEQRES 16 A 877 TYR HIS GLU ASN GLU ARG ARG TYR GLU GLU ASP ILE PHE SEQRES 17 A 877 ALA ILE LEU THR LEU LEU SER ALA LEU ALA GLN PHE CYS SEQRES 18 A 877 PHE ALA SER ASP LEU SER SER ASP GLU SER ASP HIS VAL SEQRES 19 A 877 ASN SER PHE TRP LEU TYR GLN LEU GLU ASP GLN LEU SER SEQRES 20 A 877 ASP GLU PHE LYS GLU THR LEU SER ILE LEU TRP GLU GLU SEQRES 21 A 877 VAL THR GLU ARG ILE ASP SER GLU PHE LEU LYS THR ASN SEQRES 22 A 877 THR VAL ASN LEU HIS ILE LEU CYS HIS VAL PHE PRO LYS SEQRES 23 A 877 GLU SER LYS GLU THR ILE VAL ARG ALA TYR TYR GLU PHE SEQRES 24 A 877 LEU ILE LYS LYS SER PHE LYS ASN MET GLY PHE SER ILE SEQRES 25 A 877 LYS LYS LEU ARG GLU ILE MET LEU GLU GLN SER ASP LEU SEQRES 26 A 877 LYS SER PHE LYS GLU ASP LYS TYR ASN SER VAL ARG ALA SEQRES 27 A 877 LYS LEU TYR LYS LEU PHE ASP PHE ILE ILE THR TYR TYR SEQRES 28 A 877 TYR ASP HIS HIS ALA PHE GLU LYS GLU ALA LEU VAL SER SEQRES 29 A 877 SER LEU ARG SER SER LEU THR GLU GLU ASN LYS GLU GLU SEQRES 30 A 877 ILE TYR ILE LYS THR ALA ARG THR LEU ALA SER ALA LEU SEQRES 31 A 877 GLY ALA ASP PHE LYS LYS ALA ALA ALA ASP VAL ASN ALA SEQRES 32 A 877 LYS ASN ILE ARG ASP TYR GLN LYS LYS ALA ASN ASP TYR SEQRES 33 A 877 ARG ILE SER PHE GLU ASP ILE LYS ILE GLY ASN THR GLY SEQRES 34 A 877 ILE GLY TYR PHE SER GLU LEU ILE TYR MET LEU THR LEU SEQRES 35 A 877 LEU LEU ASP GLY LYS GLU ILE ASN ASP LEU LEU THR THR SEQRES 36 A 877 LEU ILE ASN LYS PHE ASP ASN ILE ILE SER PHE ILE ASP SEQRES 37 A 877 ILE LEU LYS LYS LEU ASN LEU GLU PHE LYS PHE LYS PRO SEQRES 38 A 877 GLU TYR ALA ASP PHE PHE ASN MET THR ASN CYS ARG TYR SEQRES 39 A 877 THR LEU GLU GLU LEU ARG VAL ILE ASN SER ILE ALA ARG SEQRES 40 A 877 MET GLN LYS PRO SER ALA ASP ALA ARG LYS ILE MET TYR SEQRES 41 A 877 ARG ASP ALA LEU ARG ILE LEU GLY MET ASP ASN ARG PRO SEQRES 42 A 877 ASP GLU GLU ILE ASP ARG GLU LEU GLU ARG THR MET PRO SEQRES 43 A 877 VAL GLY ALA ASP GLY LYS PHE ILE LYS GLY LYS GLN GLY SEQRES 44 A 877 PHE ARG ASN PHE ILE ALA SER ASN VAL ILE GLU SER SER SEQRES 45 A 877 ARG PHE HIS TYR LEU VAL ARG TYR ASN ASN PRO HIS LYS SEQRES 46 A 877 THR ARG THR LEU VAL LYS ASN PRO ASN VAL VAL LYS PHE SEQRES 47 A 877 VAL LEU GLU GLY ILE PRO GLU THR GLN ILE LYS ARG TYR SEQRES 48 A 877 PHE ASP VAL CYS LYS GLY GLN GLU ILE PRO PRO THR SER SEQRES 49 A 877 ASP LYS SER ALA GLN ILE ASP VAL LEU ALA ARG ILE ILE SEQRES 50 A 877 SER SER VAL ASP TYR LYS ILE PHE GLU ASP VAL PRO GLN SEQRES 51 A 877 SER ALA LYS ILE ASN LYS ASP ASP PRO SER ARG ASN PHE SEQRES 52 A 877 SER ASP ALA LEU LYS LYS GLN ARG TYR GLN ALA ILE VAL SEQRES 53 A 877 SER LEU TYR LEU THR VAL MET TYR LEU ILE THR LYS ASN SEQRES 54 A 877 LEU VAL TYR VAL ASN SER ARG TYR VAL ILE ALA PHE HIS SEQRES 55 A 877 CYS LEU GLU ARG ASP ALA PHE LEU HIS GLY VAL THR LEU SEQRES 56 A 877 PRO LYS MET ASN LYS LYS ILE VAL TYR SER GLN LEU THR SEQRES 57 A 877 THR HIS LEU LEU THR ASP LYS ASN TYR THR THR TYR GLY SEQRES 58 A 877 HIS LEU LYS ASN GLN LYS GLY HIS ARG LYS TRP TYR VAL SEQRES 59 A 877 LEU VAL LYS ASN ASN LEU GLN ASN SER ASP ILE THR ALA SEQRES 60 A 877 VAL SER SER PHE ALA ASN ILE VAL ALA ALA ILE SER VAL SEQRES 61 A 877 VAL ARG ASN SER ASN GLU TYR ILE SER GLY ILE GLY GLU SEQRES 62 A 877 LEU HIS SER TYR PHE GLU LEU TYR HIS TYR LEU VAL GLN SEQRES 63 A 877 SER MET ILE ALA LYS ASN ASN TRP TYR ASP THR SER HIS SEQRES 64 A 877 GLN PRO LYS THR ALA GLU TYR LEU ASN ASN LEU LYS LYS SEQRES 65 A 877 HIS HIS THR TYR CYS LYS ASP PHE VAL LYS ALA TYR CYS SEQRES 66 A 877 ILE PRO PHE GLY TYR VAL VAL PRO ARG TYR LYS ASN LEU SEQRES 67 A 877 THR ILE ASN GLU LEU PHE ASP ARG ASN ASN PRO ASN PRO SEQRES 68 A 877 GLU PRO LYS GLU GLU VAL SEQRES 1 B 51 C A A C C C C G U A A A A SEQRES 2 B 51 A U A C G G G G U U C U G SEQRES 3 B 51 A A A C G C C A A C G A A SEQRES 4 B 51 C A U C A U G A C A G C SEQRES 1 C 34 U G U G G G C G C U G U C SEQRES 2 C 34 A U G A U G U U C G U U G SEQRES 3 C 34 G C U U C C U G HET MG B 101 1 HETNAM MG MAGNESIUM ION FORMUL 4 MG MG 2+ HELIX 1 AA1 LEU A 96 PHE A 105 1 10 HELIX 2 AA2 ILE A 113 LEU A 143 1 31 HELIX 3 AA3 ASP A 165 THR A 173 1 9 HELIX 4 AA4 ASN A 174 ARG A 185 1 12 HELIX 5 AA5 LYS A 186 PHE A 191 5 6 HELIX 6 AA6 TYR A 203 PHE A 222 1 20 HELIX 7 AA7 SER A 247 ASN A 273 1 27 HELIX 8 AA8 VAL A 275 PHE A 284 1 10 HELIX 9 AA9 SER A 288 GLU A 298 1 11 HELIX 10 AB1 SER A 311 GLU A 321 1 11 HELIX 11 AB2 GLN A 322 LYS A 329 5 8 HELIX 12 AB3 GLU A 330 VAL A 336 5 7 HELIX 13 AB4 ARG A 337 ALA A 356 1 20 HELIX 14 AB5 ALA A 356 SER A 368 1 13 HELIX 15 AB6 THR A 371 ALA A 399 1 29 HELIX 16 AB7 ASN A 402 LYS A 412 1 11 HELIX 17 AB8 GLY A 431 LEU A 442 1 12 HELIX 18 AB9 ASP A 445 LEU A 473 1 29 HELIX 19 AC1 LYS A 480 ASP A 485 1 6 HELIX 20 AC2 ASN A 488 SER A 504 1 17 HELIX 21 AC3 ALA A 515 LEU A 527 1 13 HELIX 22 AC4 PRO A 533 MET A 545 1 13 HELIX 23 AC5 GLY A 559 VAL A 568 1 10 HELIX 24 AC6 SER A 571 ASN A 581 1 11 HELIX 25 AC7 ASN A 582 VAL A 590 5 9 HELIX 26 AC8 ASN A 592 ILE A 603 1 12 HELIX 27 AC9 PRO A 604 CYS A 615 1 12 HELIX 28 AD1 ASP A 625 SER A 639 1 15 HELIX 29 AD2 TYR A 642 VAL A 648 5 7 HELIX 30 AD3 PHE A 663 GLY A 712 1 50 HELIX 31 AD4 SER A 725 THR A 733 1 9 HELIX 32 AD5 ASP A 734 TYR A 740 1 7 HELIX 33 AD6 LYS A 751 GLN A 761 1 11 HELIX 34 AD7 ASP A 764 ILE A 778 1 15 HELIX 35 AD8 ILE A 778 ASN A 783 1 6 HELIX 36 AD9 SER A 796 ASN A 813 1 18 HELIX 37 AE1 LYS A 822 HIS A 834 1 13 HELIX 38 AE2 CYS A 837 TYR A 844 1 8 HELIX 39 AE3 CYS A 845 GLY A 849 5 5 HELIX 40 AE4 VAL A 851 ILE A 860 1 10 HELIX 41 AE5 ILE A 860 ASP A 865 1 6 SHEET 1 AA1 2 TYR A 196 HIS A 197 0 SHEET 2 AA1 2 GLU A 200 ARG A 201 -1 O GLU A 200 N HIS A 197 LINK OP2 G B -5 MG MG B 101 1555 1555 2.72 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 TER 6237 GLU A 875 TER 7280 A B 19 TER 7683 C C 30 HETATM 7684 MG MG B 101 143.529 128.165 154.041 1.00129.03 MG CONECT 6768 7684 CONECT 7684 6768 MASTER 289 0 1 41 2 0 0 6 7671 3 2 75 END