HEADER ANTIVIRAL PROTEIN/RNA 16-JAN-25 9MW6 TITLE CRYO-EM STRUCTURE OF ANCESTRAL DICER HELICASE BOUND TO 27-BP DSRNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANCD1D2; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: RNA (27-MER); COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: RNA (27-MER); COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 5 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 9 ORGANISM_TAXID: 32630; SOURCE 10 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 11 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 13 MOL_ID: 3; SOURCE 14 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 15 ORGANISM_TAXID: 32630; SOURCE 16 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 17 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 18 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS RNA HELICASE, DSRBM, ANTIVIRAL PROTEIN-RNA COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR A.M.ADEROUNMU,C.D.CONSALVO,P.S.SHEN,B.L.BASS REVDAT 2 04-JUN-25 9MW6 1 JRNL REVDAT 1 12-MAR-25 9MW6 0 JRNL AUTH A.M.ADEROUNMU,J.MAUS-CONN,C.D.CONSALVO,P.S.SHEN,B.L.BASS JRNL TITL BIOCHEMICAL AND STRUCTURAL BASIS OF DICER HELICASE FUNCTION JRNL TITL 2 UNVEILED BY RESURRECTING ANCIENT PROTEINS. JRNL REF PROC.NATL.ACAD.SCI.USA V. 122 25122 2025 JRNL REFN ESSN 1091-6490 JRNL PMID 40434637 JRNL DOI 10.1073/PNAS.2500825122 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.M.ADEROUNMU,J.MAUS-CONN,C.D.CONSALVO,P.S.SHEN,B.L.BASS REMARK 1 TITL BIOCHEMICAL AND STRUCTURAL BASIS OF DICER HELICASE FUNCTION REMARK 1 TITL 2 UNVEILED BY RESURRECTING ANCIENT PROTEINS. REMARK 1 REF BIORXIV 2025 REMARK 1 REFN ISSN 2692-8205 REMARK 1 PMID 39990435 REMARK 1 DOI 10.1101/2025.02.15.638221 REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, EPU, CRYOSPARC, COOT, REMARK 3 PHENIX, CRYOSPARC, 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 : REAL REMARK 3 REFINEMENT PROTOCOL : FLEXIBLE FIT 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) : 3.400 REMARK 3 NUMBER OF PARTICLES : 303540 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 9MW6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JAN-25. REMARK 100 THE DEPOSITION ID IS D_1000291879. 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 : ANCESTRAL METAZOAN DICER REMARK 245 HELICASE IN COMPLEX 27-BP BLUNT REMARK 245 DSRNA 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 : 8.00 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 : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 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) : 4000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 105000 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: 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 ASP A 2 REMARK 465 GLU A 3 REMARK 465 THR A 4 REMARK 465 ASP A 5 REMARK 465 GLU A 6 REMARK 465 ASP A 7 REMARK 465 LYS A 233 REMARK 465 SER A 234 REMARK 465 ASP A 235 REMARK 465 THR A 236 REMARK 465 SER A 237 REMARK 465 GLU A 238 REMARK 465 VAL A 239 REMARK 465 ILE A 240 REMARK 465 GLU A 241 REMARK 465 ASN A 242 REMARK 465 ILE A 243 REMARK 465 ILE A 244 REMARK 465 ASN A 245 REMARK 465 GLN A 246 REMARK 465 ALA A 247 REMARK 465 LEU A 248 REMARK 465 GLU A 249 REMARK 465 GLN A 250 REMARK 465 LEU A 251 REMARK 465 SER A 252 REMARK 465 ASN A 253 REMARK 465 ILE A 254 REMARK 465 GLU A 255 REMARK 465 GLU A 256 REMARK 465 THR A 257 REMARK 465 SER A 258 REMARK 465 ASN A 259 REMARK 465 LEU A 260 REMARK 465 ASN A 261 REMARK 465 ASP A 262 REMARK 465 THR A 263 REMARK 465 ASN A 264 REMARK 465 SER A 265 REMARK 465 LEU A 266 REMARK 465 LYS A 267 REMARK 465 GLN A 268 REMARK 465 ILE A 269 REMARK 465 LYS A 270 REMARK 465 LYS A 271 REMARK 465 VAL A 272 REMARK 465 LEU A 273 REMARK 465 ARG A 274 REMARK 465 ASP A 275 REMARK 465 ILE A 276 REMARK 465 LYS A 277 REMARK 465 ASN A 278 REMARK 465 ILE A 279 REMARK 465 LEU A 280 REMARK 465 ASP A 281 REMARK 465 GLU A 282 REMARK 465 LEU A 283 REMARK 465 GLY A 284 REMARK 465 PRO A 285 REMARK 465 TRP A 286 REMARK 465 CYS A 287 REMARK 465 ALA A 288 REMARK 465 HIS A 289 REMARK 465 ARG A 290 REMARK 465 VAL A 291 REMARK 465 ILE A 292 REMARK 465 LYS A 293 REMARK 465 SER A 294 REMARK 465 ARG A 295 REMARK 465 ILE A 296 REMARK 465 ARG A 297 REMARK 465 GLN A 298 REMARK 465 LEU A 299 REMARK 465 GLU A 300 REMARK 465 LYS A 301 REMARK 465 ARG A 302 REMARK 465 GLU A 303 REMARK 465 SER A 304 REMARK 465 GLU A 305 REMARK 465 THR A 306 REMARK 465 ALA A 307 REMARK 465 GLU A 308 REMARK 465 GLU A 309 REMARK 465 LEU A 310 REMARK 465 ARG A 311 REMARK 465 THR A 312 REMARK 465 ILE A 313 REMARK 465 ARG A 314 REMARK 465 GLU A 315 REMARK 465 LEU A 316 REMARK 465 LEU A 317 REMARK 465 GLN A 318 REMARK 465 SER A 319 REMARK 465 ILE A 320 REMARK 465 PHE A 321 REMARK 465 GLU A 322 REMARK 465 GLN A 323 REMARK 465 ILE A 324 REMARK 465 ILE A 325 REMARK 465 ASN A 326 REMARK 465 VAL A 327 REMARK 465 LEU A 328 REMARK 465 LYS A 329 REMARK 465 ASN A 330 REMARK 465 LEU A 331 REMARK 465 GLU A 332 REMARK 465 LYS A 333 REMARK 465 LEU A 334 REMARK 465 GLN A 335 REMARK 465 LYS A 336 REMARK 465 ASN A 337 REMARK 465 ASN A 338 REMARK 465 ALA A 649 REMARK 465 GLU A 650 REMARK 465 LEU A 651 REMARK 465 LYS A 652 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 O PRO A 597 OG SER A 600 2.10 REMARK 500 OG1 THR A 69 OP1 C B 26 2.17 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 LEU A 48 30.90 -95.94 REMARK 500 HIS A 145 3.41 -66.83 REMARK 500 LYS A 149 -99.16 65.48 REMARK 500 LEU A 209 54.62 -91.83 REMARK 500 ARG A 394 16.03 57.37 REMARK 500 HIS A 409 -138.76 61.73 REMARK 500 SER A 411 -134.74 58.08 REMARK 500 SER A 415 -123.19 56.90 REMARK 500 LYS A 416 -3.11 69.04 REMARK 500 LYS A 418 -66.72 -93.71 REMARK 500 SER A 419 13.37 51.74 REMARK 500 THR A 420 -6.58 66.43 REMARK 500 GLU A 421 -10.52 69.83 REMARK 500 GLU A 524 -106.27 60.59 REMARK 500 SER A 566 -178.39 -173.37 REMARK 500 ASN A 583 -168.15 -79.71 REMARK 500 GLU A 586 31.19 74.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-48678 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF ANCESTRAL DICER HELICASE BOUND TO 27-BP DSRNA DBREF 9MW6 A 1 652 PDB 9MW6 9MW6 1 652 DBREF 9MW6 B 1 27 PDB 9MW6 9MW6 1 27 DBREF 9MW6 C 1 27 PDB 9MW6 9MW6 1 27 SEQRES 1 A 652 MET ASP GLU THR ASP GLU ASP GLU PHE THR PRO ARG PRO SEQRES 2 A 652 TYR GLN VAL GLU LEU LEU GLU ARG ALA MET LYS LYS ASN SEQRES 3 A 652 THR ILE VAL CYS LEU GLY THR GLY SER GLY LYS THR PHE SEQRES 4 A 652 ILE ALA VAL MET LEU ILE LYS GLU LEU ALA HIS GLU ILE SEQRES 5 A 652 ARG GLY PRO PHE ASN GLU GLY GLY LYS ARG THR PHE PHE SEQRES 6 A 652 LEU VAL ASN THR VAL PRO LEU VAL ASN GLN GLN ALA LYS SEQRES 7 A 652 VAL ILE ARG LYS HIS THR SER LEU LYS VAL GLY GLU TYR SEQRES 8 A 652 VAL GLY ASP MET GLY VAL ASP SER TRP ASN LYS GLU LYS SEQRES 9 A 652 TRP ASN GLN GLU PHE GLU LYS HIS GLN VAL LEU VAL MET SEQRES 10 A 652 THR ALA GLN ILE PHE LEU ASP ILE LEU ASN HIS GLY PHE SEQRES 11 A 652 ILE SER LEU SER GLN VAL ASN LEU LEU ILE PHE ASP GLU SEQRES 12 A 652 CYS HIS HIS ALA VAL LYS ASN HIS PRO TYR ARG GLN ILE SEQRES 13 A 652 MET ARG HIS TYR LYS ASN LEU GLU GLN ASN ASP ARG PRO SEQRES 14 A 652 ARG ILE LEU GLY LEU THR ALA SER VAL ILE ASN SER LYS SEQRES 15 A 652 CYS LYS PRO ASN GLN VAL GLU LYS LYS ILE LYS GLU LEU SEQRES 16 A 652 GLU ALA THR LEU ASN SER ARG VAL VAL THR ALA SER ASP SEQRES 17 A 652 LEU GLU GLU VAL ALA VAL GLN LYS TYR ALA THR LYS PRO SEQRES 18 A 652 LYS GLU ILE ILE VAL SER TYR ASN SER ASP ARG LYS SER SEQRES 19 A 652 ASP THR SER GLU VAL ILE GLU ASN ILE ILE ASN GLN ALA SEQRES 20 A 652 LEU GLU GLN LEU SER ASN ILE GLU GLU THR SER ASN LEU SEQRES 21 A 652 ASN ASP THR ASN SER LEU LYS GLN ILE LYS LYS VAL LEU SEQRES 22 A 652 ARG ASP ILE LYS ASN ILE LEU ASP GLU LEU GLY PRO TRP SEQRES 23 A 652 CYS ALA HIS ARG VAL ILE LYS SER ARG ILE ARG GLN LEU SEQRES 24 A 652 GLU LYS ARG GLU SER GLU THR ALA GLU GLU LEU ARG THR SEQRES 25 A 652 ILE ARG GLU LEU LEU GLN SER ILE PHE GLU GLN ILE ILE SEQRES 26 A 652 ASN VAL LEU LYS ASN LEU GLU LYS LEU GLN LYS ASN ASN SEQRES 27 A 652 SER VAL GLU PHE VAL SER PRO LYS VAL LYS LYS LEU LEU SEQRES 28 A 652 GLU ILE LEU LYS GLN TYR PHE SER ASN ASN ASN ASN SER SEQRES 29 A 652 SER LYS GLU LEU CYS GLY ILE ILE PHE VAL GLU ARG ARG SEQRES 30 A 652 TYR THR ALA TYR VAL LEU TYR LYS LEU LEU ASN GLU LEU SEQRES 31 A 652 SER ALA LYS ARG ASP ASP ASP PHE SER PHE ILE LYS CYS SEQRES 32 A 652 ASP PHE VAL VAL GLY HIS ASN SER SER PRO SER SER LYS SEQRES 33 A 652 GLU LYS SER THR GLU MET ASN SER LYS LYS GLN LYS GLU SEQRES 34 A 652 VAL LEU LYS LYS PHE ARG LYS GLY GLU CYS ASN LEU LEU SEQRES 35 A 652 VAL ALA THR SER VAL VAL GLU GLU GLY ILE ASP ILE PRO SEQRES 36 A 652 LYS CYS ASN LEU VAL VAL ARG PHE ASP LEU PRO LYS ASN SEQRES 37 A 652 PHE ARG SER TYR VAL GLN SER LYS GLY ARG ALA ARG ALA SEQRES 38 A 652 LYS ASN SER LYS TYR ILE ILE MET VAL GLU GLU ASP GLU SEQRES 39 A 652 LYS ASN LYS PHE GLN GLU ASP LEU ASN GLN TYR GLN GLU SEQRES 40 A 652 ILE GLU LYS ILE LEU LEU ARG LEU CYS HIS ASN ARG ASP SEQRES 41 A 652 ALA PRO SER GLU GLU ASP PHE ASP SER PHE GLU ASP GLU SEQRES 42 A 652 LEU LEU PRO PRO TYR MET PRO TYR GLY THR ASP GLY PRO SEQRES 43 A 652 ARG VAL THR MET SER SER ALA ILE SER LEU LEU HIS ARG SEQRES 44 A 652 TYR CYS SER LYS LEU PRO SER ASP ARG PHE THR THR LEU SEQRES 45 A 652 THR PRO LYS PHE THR TYR ILE GLU GLN ASN ASN GLU GLU SEQRES 46 A 652 GLU ASN LYS MET PHE ARG CYS THR LEU ARG LEU PRO ILE SEQRES 47 A 652 ASN SER PRO LEU ARG GLU PRO ILE THR GLY GLN PRO MET SEQRES 48 A 652 PRO SER LYS LYS LEU ALA LYS ARG SER ALA ALA LEU GLU SEQRES 49 A 652 ALA CYS LYS LYS LEU HIS GLU MET GLY GLU LEU ASP ASP SEQRES 50 A 652 HIS LEU LEU PRO VAL LYS ILE SER ARG LYS ASN ALA GLU SEQRES 51 A 652 LEU LYS SEQRES 1 B 27 A U A C G U C C U G A U A SEQRES 2 B 27 G U U A G U A U C C A U C SEQRES 3 B 27 G SEQRES 1 C 27 C G A U G G A U A C U A A SEQRES 2 C 27 C U A U C A G G A C G U A SEQRES 3 C 27 U HELIX 1 AA1 ARG A 12 LYS A 24 1 13 HELIX 2 AA2 LYS A 37 LEU A 48 1 12 HELIX 3 AA3 ALA A 49 ILE A 52 5 4 HELIX 4 AA4 THR A 69 THR A 84 1 16 HELIX 5 AA5 VAL A 92 TRP A 100 5 9 HELIX 6 AA6 ASN A 101 HIS A 112 1 12 HELIX 7 AA7 ALA A 119 HIS A 128 1 10 HELIX 8 AA8 CYS A 144 ALA A 147 5 4 HELIX 9 AA9 HIS A 151 LEU A 163 1 13 HELIX 10 AB1 LYS A 184 ASN A 186 5 3 HELIX 11 AB2 GLN A 187 ASN A 200 1 14 HELIX 12 AB3 GLU A 211 LYS A 216 1 6 HELIX 13 AB4 SER A 339 VAL A 343 5 5 HELIX 14 AB5 SER A 344 ASN A 362 1 19 HELIX 15 AB6 ARG A 376 SER A 391 1 16 HELIX 16 AB7 ASP A 397 ILE A 401 5 5 HELIX 17 AB8 ASN A 423 GLY A 437 1 15 HELIX 18 AB9 ASN A 468 ARG A 478 1 11 HELIX 19 AC1 GLU A 494 CYS A 516 1 23 HELIX 20 AC2 GLU A 524 SER A 529 1 6 HELIX 21 AC3 TYR A 541 GLY A 545 5 5 HELIX 22 AC4 THR A 549 SER A 551 5 3 HELIX 23 AC5 SER A 552 LEU A 564 1 13 HELIX 24 AC6 SER A 613 MET A 632 1 20 SHEET 1 AA1 7 VAL A 88 GLU A 90 0 SHEET 2 AA1 7 VAL A 114 THR A 118 1 O VAL A 114 N GLY A 89 SHEET 3 AA1 7 ARG A 62 VAL A 67 1 N THR A 63 O LEU A 115 SHEET 4 AA1 7 VAL A 136 ASP A 142 1 O ASN A 137 N ARG A 62 SHEET 5 AA1 7 ARG A 170 LEU A 174 1 O LEU A 174 N PHE A 141 SHEET 6 AA1 7 THR A 27 VAL A 29 1 N VAL A 29 O GLY A 173 SHEET 7 AA1 7 ARG A 202 VAL A 204 1 O VAL A 204 N ILE A 28 SHEET 1 AA2 3 LYS A 222 TYR A 228 0 SHEET 2 AA2 3 LYS A 485 GLU A 491 1 O TYR A 486 N ILE A 224 SHEET 3 AA2 3 LEU A 459 ARG A 462 1 N VAL A 460 O LYS A 485 SHEET 1 AA3 2 GLY A 370 PHE A 373 0 SHEET 2 AA3 2 LEU A 441 ALA A 444 1 O ALA A 444 N ILE A 372 SHEET 1 AA4 3 PHE A 576 ASN A 582 0 SHEET 2 AA4 3 LYS A 588 LEU A 594 -1 O MET A 589 N GLN A 581 SHEET 3 AA4 3 ILE A 606 THR A 607 -1 O ILE A 606 N LEU A 594 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 4335 ASN A 648 TER 4902 G B 27 TER 5476 U C 27 MASTER 279 0 0 24 15 0 0 6 5473 3 0 57 END