HEADER MEMBRANE PROTEIN 13-JUL-24 9IQS TITLE CRYO-EM STRUCTURE OF MT3-MUSCARINIC ACETYLCHOLINE RECEPTOR 4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MUSCARINIC TOXIN 3; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MT3; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: MUSCARINIC ACETYLCHOLINE RECEPTOR M4,SOLUBLE CYTOCHROME COMPND 8 B562; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DENDROASPIS ANGUSTICEPS; SOURCE 3 ORGANISM_COMMON: EASTERN GREEN MAMBA; SOURCE 4 ORGANISM_TAXID: 8618; SOURCE 5 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS, SYNTHETIC CONSTRUCT; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606, 32630; SOURCE 11 GENE: CHRM4; SOURCE 12 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS COMPLEX, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Y.X.ZHONG,H.H.TAO,Y.Y.TAO REVDAT 1 23-JUL-25 9IQS 0 JRNL AUTH Y.X.ZHONG,H.H.TAO,Y.Y.TAO JRNL TITL CRYO-EM STRUCTURE OF MT3-ALPHA2AAR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.60 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) : 3.600 REMARK 3 NUMBER OF PARTICLES : 574777 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 9IQS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 18-JUL-24. REMARK 100 THE DEPOSITION ID IS D_1300049408. 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 : CELL REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : MT3-ALPHA2AAR COMPLEX 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 GLACIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 5000.00 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 HIS B 24 REMARK 465 ASN B 25 REMARK 465 ALA B 291 REMARK 465 ASP B 292 REMARK 465 LEU B 293 REMARK 465 GLU B 294 REMARK 465 ASP B 295 REMARK 465 ASN B 296 REMARK 465 TRP B 297 REMARK 465 GLU B 298 REMARK 465 THR B 299 REMARK 465 LEU B 300 REMARK 465 ASN B 301 REMARK 465 ASP B 302 REMARK 465 ASN B 303 REMARK 465 LEU B 304 REMARK 465 LYS B 305 REMARK 465 VAL B 306 REMARK 465 ILE B 307 REMARK 465 GLU B 308 REMARK 465 LYS B 309 REMARK 465 ALA B 310 REMARK 465 ASP B 311 REMARK 465 ASN B 312 REMARK 465 ALA B 313 REMARK 465 ALA B 314 REMARK 465 GLN B 315 REMARK 465 VAL B 316 REMARK 465 LYS B 317 REMARK 465 ASP B 318 REMARK 465 ALA B 319 REMARK 465 LEU B 320 REMARK 465 THR B 321 REMARK 465 LYS B 322 REMARK 465 MET B 323 REMARK 465 ARG B 324 REMARK 465 ALA B 325 REMARK 465 ALA B 326 REMARK 465 ALA B 327 REMARK 465 LEU B 328 REMARK 465 ASP B 329 REMARK 465 ALA B 330 REMARK 465 GLN B 331 REMARK 465 LYS B 332 REMARK 465 ALA B 333 REMARK 465 SER B 334 REMARK 465 GLY B 335 REMARK 465 SER B 336 REMARK 465 GLY B 337 REMARK 465 SER B 338 REMARK 465 PRO B 339 REMARK 465 GLU B 340 REMARK 465 MET B 341 REMARK 465 LYS B 342 REMARK 465 ASP B 343 REMARK 465 PHE B 344 REMARK 465 ARG B 345 REMARK 465 HIS B 346 REMARK 465 GLY B 347 REMARK 465 PHE B 348 REMARK 465 ASP B 349 REMARK 465 ILE B 350 REMARK 465 LEU B 351 REMARK 465 VAL B 352 REMARK 465 GLY B 353 REMARK 465 GLN B 354 REMARK 465 ILE B 355 REMARK 465 ASP B 356 REMARK 465 ASP B 357 REMARK 465 ALA B 358 REMARK 465 LEU B 359 REMARK 465 LYS B 360 REMARK 465 LEU B 361 REMARK 465 ALA B 362 REMARK 465 ASN B 363 REMARK 465 GLU B 364 REMARK 465 GLY B 365 REMARK 465 LYS B 366 REMARK 465 VAL B 367 REMARK 465 LYS B 368 REMARK 465 GLU B 369 REMARK 465 ALA B 370 REMARK 465 GLN B 371 REMARK 465 ALA B 372 REMARK 465 ALA B 373 REMARK 465 ALA B 374 REMARK 465 GLU B 375 REMARK 465 GLN B 376 REMARK 465 LEU B 377 REMARK 465 LYS B 378 REMARK 465 THR B 379 REMARK 465 THR B 380 REMARK 465 ARG B 381 REMARK 465 ASN B 382 REMARK 465 ALA B 383 REMARK 465 TYR B 384 REMARK 465 ILE B 385 REMARK 465 GLN B 386 REMARK 465 LYS B 387 REMARK 465 TYR B 388 REMARK 465 LEU B 389 REMARK 465 ARG B 390 REMARK 465 LYS B 470 REMARK 465 ILE B 471 REMARK 465 ALA B 472 REMARK 465 ALA B 473 REMARK 465 LEU B 474 REMARK 465 LYS B 475 REMARK 465 GLU B 476 REMARK 465 LYS B 477 REMARK 465 ILE B 478 REMARK 465 ALA B 479 REMARK 465 ALA B 480 REMARK 465 LEU B 481 REMARK 465 LYS B 482 REMARK 465 GLU B 483 REMARK 465 LYS B 484 REMARK 465 ILE B 485 REMARK 465 ALA B 486 REMARK 465 ALA B 487 REMARK 465 LEU B 488 REMARK 465 LYS B 489 REMARK 465 GLU B 490 REMARK 465 ALA B 491 REMARK 465 GLU B 492 REMARK 465 GLU B 493 REMARK 465 LYS B 494 REMARK 465 ARG B 495 REMARK 465 ALA B 496 REMARK 465 SER B 497 REMARK 465 ARG B 498 REMARK 465 LEU B 499 REMARK 465 GLU B 500 REMARK 465 GLU B 501 REMARK 465 GLU B 502 REMARK 465 LEU B 503 REMARK 465 ARG B 504 REMARK 465 ARG B 505 REMARK 465 ARG B 506 REMARK 465 LEU B 507 REMARK 465 THR B 508 REMARK 465 GLU B 509 REMARK 465 GLY B 510 REMARK 465 SER B 511 REMARK 465 HIS B 512 REMARK 465 HIS B 513 REMARK 465 HIS B 514 REMARK 465 HIS B 515 REMARK 465 HIS B 516 REMARK 465 HIS B 517 REMARK 465 HIS B 518 REMARK 465 HIS B 519 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 A 18 -174.13 -68.47 REMARK 500 ALA A 19 -8.96 -58.52 REMARK 500 LEU A 23 145.82 -170.50 REMARK 500 ILE A 48 75.13 49.63 REMARK 500 LYS A 59 44.68 -140.68 REMARK 500 ARG B 61 7.03 59.93 REMARK 500 GLN B 64 38.58 -140.22 REMARK 500 ALA B 102 -152.35 58.34 REMARK 500 VAL B 103 -60.91 60.50 REMARK 500 THR B 145 -128.21 53.98 REMARK 500 ALA B 203 0.48 -68.60 REMARK 500 PRO B 431 -176.71 -68.49 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-60794 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF MT3-MUSCARINIC ACETYLCHOLINE RECEPTOR 4 DBREF 9IQS A 1 65 UNP P81031 3SIM3_DENAN 1 65 DBREF 9IQS B 24 226 UNP P08173 ACM4_HUMAN 24 226 DBREF 9IQS B 291 390 PDB 9IQS 9IQS 291 390 DBREF 9IQS B 391 469 UNP P08173 ACM4_HUMAN 391 469 SEQADV 9IQS LYS B 470 UNP P08173 EXPRESSION TAG SEQADV 9IQS ILE B 471 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 472 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 473 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 474 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 475 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 476 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 477 UNP P08173 EXPRESSION TAG SEQADV 9IQS ILE B 478 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 479 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 480 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 481 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 482 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 483 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 484 UNP P08173 EXPRESSION TAG SEQADV 9IQS ILE B 485 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 486 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 487 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 488 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 489 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 490 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 491 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 492 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 493 UNP P08173 EXPRESSION TAG SEQADV 9IQS LYS B 494 UNP P08173 EXPRESSION TAG SEQADV 9IQS ARG B 495 UNP P08173 EXPRESSION TAG SEQADV 9IQS ALA B 496 UNP P08173 EXPRESSION TAG SEQADV 9IQS SER B 497 UNP P08173 EXPRESSION TAG SEQADV 9IQS ARG B 498 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 499 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 500 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 501 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 502 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 503 UNP P08173 EXPRESSION TAG SEQADV 9IQS ARG B 504 UNP P08173 EXPRESSION TAG SEQADV 9IQS ARG B 505 UNP P08173 EXPRESSION TAG SEQADV 9IQS ARG B 506 UNP P08173 EXPRESSION TAG SEQADV 9IQS LEU B 507 UNP P08173 EXPRESSION TAG SEQADV 9IQS THR B 508 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLU B 509 UNP P08173 EXPRESSION TAG SEQADV 9IQS GLY B 510 UNP P08173 EXPRESSION TAG SEQADV 9IQS SER B 511 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 512 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 513 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 514 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 515 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 516 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 517 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 518 UNP P08173 EXPRESSION TAG SEQADV 9IQS HIS B 519 UNP P08173 EXPRESSION TAG SEQRES 1 A 65 LEU THR CYS VAL THR LYS ASN THR ILE PHE GLY ILE THR SEQRES 2 A 65 THR GLU ASN CYS PRO ALA GLY GLN ASN LEU CYS PHE LYS SEQRES 3 A 65 ARG TRP HIS TYR VAL ILE PRO ARG TYR THR GLU ILE THR SEQRES 4 A 65 ARG GLY CYS ALA ALA THR CYS PRO ILE PRO GLU ASN TYR SEQRES 5 A 65 ASP SER ILE HIS CYS CYS LYS THR ASP LYS CYS ASN GLU SEQRES 1 B 432 HIS ASN ARG TYR GLU THR VAL GLU MET VAL PHE ILE ALA SEQRES 2 B 432 THR VAL THR GLY SER LEU SER LEU VAL THR VAL VAL GLY SEQRES 3 B 432 ASN ILE LEU VAL MET LEU SER ILE LYS VAL ASN ARG GLN SEQRES 4 B 432 LEU GLN THR VAL ASN ASN TYR PHE LEU PHE SER LEU ALA SEQRES 5 B 432 CYS ALA ASP LEU ILE ILE GLY ALA PHE SER MET ASN LEU SEQRES 6 B 432 TYR THR VAL TYR ILE ILE LYS GLY TYR TRP PRO LEU GLY SEQRES 7 B 432 ALA VAL VAL CYS ASP LEU TRP LEU ALA LEU ASP TYR VAL SEQRES 8 B 432 VAL SER ASN ALA SER VAL MET ASN LEU LEU ILE ILE SER SEQRES 9 B 432 PHE ASP ARG TYR PHE CYS VAL THR LYS PRO LEU THR TYR SEQRES 10 B 432 PRO ALA ARG ARG THR THR LYS MET ALA GLY LEU MET ILE SEQRES 11 B 432 ALA ALA ALA TRP VAL LEU SER PHE VAL LEU TRP ALA PRO SEQRES 12 B 432 ALA ILE LEU PHE TRP GLN PHE VAL VAL GLY LYS ARG THR SEQRES 13 B 432 VAL PRO ASP ASN GLN CYS PHE ILE GLN PHE LEU SER ASN SEQRES 14 B 432 PRO ALA VAL THR PHE GLY THR ALA ILE ALA ALA PHE TYR SEQRES 15 B 432 LEU PRO VAL VAL ILE MET THR VAL LEU TYR ILE HIS ILE SEQRES 16 B 432 SER LEU ALA SER ARG SER ARG VAL ALA ASP LEU GLU ASP SEQRES 17 B 432 ASN TRP GLU THR LEU ASN ASP ASN LEU LYS VAL ILE GLU SEQRES 18 B 432 LYS ALA ASP ASN ALA ALA GLN VAL LYS ASP ALA LEU THR SEQRES 19 B 432 LYS MET ARG ALA ALA ALA LEU ASP ALA GLN LYS ALA SER SEQRES 20 B 432 GLY SER GLY SER PRO GLU MET LYS ASP PHE ARG HIS GLY SEQRES 21 B 432 PHE ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU LYS SEQRES 22 B 432 LEU ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA SEQRES 23 B 432 ALA GLU GLN LEU LYS THR THR ARG ASN ALA TYR ILE GLN SEQRES 24 B 432 LYS TYR LEU ARG MET ALA ALA ARG GLU ARG LYS VAL THR SEQRES 25 B 432 ARG THR ILE PHE ALA ILE LEU LEU ALA PHE ILE LEU THR SEQRES 26 B 432 TRP THR PRO TYR ASN VAL MET VAL LEU VAL ASN THR PHE SEQRES 27 B 432 CYS GLN SER CYS ILE PRO ASP THR VAL TRP SER ILE GLY SEQRES 28 B 432 TYR TRP LEU CYS TYR VAL ASN SER THR ILE ASN PRO ALA SEQRES 29 B 432 CYS TYR ALA LEU CYS ASN ALA THR PHE LYS LYS THR PHE SEQRES 30 B 432 ARG HIS LEU LEU LEU LYS ILE ALA ALA LEU LYS GLU LYS SEQRES 31 B 432 ILE ALA ALA LEU LYS GLU LYS ILE ALA ALA LEU LYS GLU SEQRES 32 B 432 ALA GLU GLU LYS ARG ALA SER ARG LEU GLU GLU GLU LEU SEQRES 33 B 432 ARG ARG ARG LEU THR GLU GLY SER HIS HIS HIS HIS HIS SEQRES 34 B 432 HIS HIS HIS HELIX 1 AA1 GLU B 28 ARG B 61 1 34 HELIX 2 AA2 THR B 65 ILE B 94 1 30 HELIX 3 AA3 VAL B 103 LYS B 136 1 34 HELIX 4 AA4 THR B 146 GLY B 176 1 31 HELIX 5 AA5 GLN B 188 SER B 191 5 4 HELIX 6 AA6 ASN B 192 VAL B 226 1 35 HELIX 7 AA7 ALA B 392 ASN B 423 1 32 HELIX 8 AA8 ASP B 432 CYS B 442 1 11 HELIX 9 AA9 TYR B 443 ASN B 457 1 15 HELIX 10 AB1 ASN B 457 LEU B 469 1 13 SHEET 1 AA1 2 CYS A 3 VAL A 4 0 SHEET 2 AA1 2 THR A 14 GLU A 15 -1 O GLU A 15 N CYS A 3 SHEET 1 AA2 3 TYR A 35 CYS A 42 0 SHEET 2 AA2 3 CYS A 24 ILE A 32 -1 N HIS A 29 O GLU A 37 SHEET 3 AA2 3 SER A 54 CYS A 58 -1 O HIS A 56 N LYS A 26 SSBOND 1 CYS A 3 CYS A 24 1555 1555 2.03 SSBOND 2 CYS A 17 CYS A 42 1555 1555 2.04 SSBOND 3 CYS A 46 CYS A 57 1555 1555 2.04 SSBOND 4 CYS A 58 CYS A 63 1555 1555 2.03 SSBOND 5 CYS B 105 CYS B 185 1555 1555 2.03 SSBOND 6 CYS B 426 CYS B 429 1555 1555 2.03 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 513 GLU A 65 TER 2740 LEU B 469 CONECT 21 174 CONECT 127 338 CONECT 174 21 CONECT 338 127 CONECT 361 450 CONECT 450 361 CONECT 456 495 CONECT 495 456 CONECT 1135 1778 CONECT 1778 1135 CONECT 2392 2413 CONECT 2413 2392 MASTER 287 0 0 10 5 0 0 6 2738 2 12 39 END