HEADER MEMBRANE PROTEIN 06-MAY-22 7XQ1 TITLE STRUCTURE OF HSLC19A1+2'3'-CDAS COMPND MOL_ID: 1; COMPND 2 MOLECULE: REDUCED FOLATE TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: FOLT,INTESTINAL FOLATE CARRIER 1,IFC-1,PLACENTAL FOLATE COMPND 5 TRANSPORTER,REDUCED FOLATE CARRIER PROTEIN,RFC,HRFC,REDUCED FOLATE COMPND 6 TRANSPORTER 1,RFT-1,SOLUTE CARRIER FAMILY 19 MEMBER 1,HSLC19A1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SLC19A1, FLOT1, RFC1; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS SLC19A1+2'3'-CDAS COMPLEX, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Q.X.ZHANG,X.Y.ZHANG,Y.L.ZHU,P.P.SUN,A.GAO,L.G.ZHANG,P.GAO REVDAT 4 03-JUL-24 7XQ1 1 REMARK REVDAT 3 14-DEC-22 7XQ1 1 JRNL REVDAT 2 16-NOV-22 7XQ1 1 JRNL REVDAT 1 05-OCT-22 7XQ1 0 JRNL AUTH Q.ZHANG,X.ZHANG,Y.ZHU,P.SUN,L.ZHANG,J.MA,Y.ZHANG,L.ZENG, JRNL AUTH 2 X.NIE,Y.GAO,Z.LI,S.LIU,J.LOU,A.GAO,L.ZHANG,P.GAO JRNL TITL RECOGNITION OF CYCLIC DINUCLEOTIDES AND FOLATES BY HUMAN JRNL TITL 2 SLC19A1. JRNL REF NATURE V. 612 170 2022 JRNL REFN ESSN 1476-4687 JRNL PMID 36265513 JRNL DOI 10.1038/S41586-022-05452-Z REMARK 2 REMARK 2 RESOLUTION. 3.40 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) : 3.400 REMARK 3 NUMBER OF PARTICLES : 169536 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 7XQ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 15-MAY-22. REMARK 100 THE DEPOSITION ID IS D_1300029249. 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 : SLC19A1+2'3'-CDAS 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 TALOS ARCTICA REMARK 245 DETECTOR TYPE : GATAN K2 QUANTUM (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1500.00 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) : 6000.00 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) : 200 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 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 MET A -2 REMARK 465 GLY A -1 REMARK 465 SER A 0 REMARK 465 MET A 1 REMARK 465 VAL A 2 REMARK 465 PRO A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 PRO A 6 REMARK 465 ALA A 7 REMARK 465 VAL A 8 REMARK 465 GLU A 9 REMARK 465 LYS A 10 REMARK 465 GLN A 11 REMARK 465 VAL A 12 REMARK 465 PRO A 13 REMARK 465 VAL A 14 REMARK 465 GLU A 15 REMARK 465 PRO A 16 REMARK 465 GLY A 17 REMARK 465 PRO A 18 REMARK 465 ARG A 217 REMARK 465 GLY A 218 REMARK 465 ARG A 219 REMARK 465 CYS A 220 REMARK 465 GLU A 221 REMARK 465 THR A 222 REMARK 465 SER A 223 REMARK 465 ALA A 224 REMARK 465 SER A 225 REMARK 465 GLU A 226 REMARK 465 LEU A 227 REMARK 465 GLU A 228 REMARK 465 ARG A 229 REMARK 465 MET A 230 REMARK 465 ASN A 231 REMARK 465 PRO A 232 REMARK 465 GLY A 233 REMARK 465 PRO A 234 REMARK 465 GLY A 235 REMARK 465 GLY A 236 REMARK 465 LYS A 237 REMARK 465 LEU A 238 REMARK 465 GLY A 239 REMARK 465 HIS A 240 REMARK 465 ALA A 241 REMARK 465 LEU A 242 REMARK 465 ARG A 243 REMARK 465 VAL A 244 REMARK 465 ALA A 245 REMARK 465 CYS A 246 REMARK 465 GLY A 247 REMARK 465 ASP A 248 REMARK 465 SER A 249 REMARK 465 VAL A 250 REMARK 465 LEU A 251 REMARK 465 GLY A 454 REMARK 465 LEU A 455 REMARK 465 ARG A 456 REMARK 465 HIS A 457 REMARK 465 CYS A 458 REMARK 465 GLN A 459 REMARK 465 ARG A 460 REMARK 465 GLY A 461 REMARK 465 HIS A 462 REMARK 465 HIS A 463 REMARK 465 PRO A 464 REMARK 465 ARG A 465 REMARK 465 GLN A 466 REMARK 465 PRO A 467 REMARK 465 PRO A 468 REMARK 465 ALA A 469 REMARK 465 GLN A 470 REMARK 465 GLY A 471 REMARK 465 LEU A 472 REMARK 465 ARG A 473 REMARK 465 SER A 474 REMARK 465 ALA A 475 REMARK 465 ALA A 476 REMARK 465 GLU A 477 REMARK 465 GLU A 478 REMARK 465 LYS A 479 REMARK 465 ALA A 480 REMARK 465 ALA A 481 REMARK 465 GLN A 482 REMARK 465 ALA A 483 REMARK 465 LEU A 484 REMARK 465 SER A 485 REMARK 465 VAL A 486 REMARK 465 GLN A 487 REMARK 465 ASP A 488 REMARK 465 LYS A 489 REMARK 465 GLY A 490 REMARK 465 LEU A 491 REMARK 465 GLY A 492 REMARK 465 GLY A 493 REMARK 465 LEU A 494 REMARK 465 GLN A 495 REMARK 465 PRO A 496 REMARK 465 ALA A 497 REMARK 465 GLN A 498 REMARK 465 SER A 499 REMARK 465 PRO A 500 REMARK 465 PRO A 501 REMARK 465 LEU A 502 REMARK 465 SER A 503 REMARK 465 PRO A 504 REMARK 465 GLU A 505 REMARK 465 ASP A 506 REMARK 465 LYS A 507 REMARK 465 LEU A 508 REMARK 465 GLY A 509 REMARK 465 SER A 510 REMARK 465 GLU A 511 REMARK 465 ASN A 512 REMARK 465 LEU A 513 REMARK 465 TYR A 514 REMARK 465 LEU A 515 REMARK 465 GLU A 516 REMARK 465 VAL A 517 REMARK 465 LEU A 518 REMARK 465 PHE A 519 REMARK 465 GLN A 520 REMARK 465 GLY A 521 REMARK 465 PRO A 522 REMARK 465 PHE A 523 REMARK 465 GLN A 524 REMARK 465 GLY A 525 REMARK 465 GLY A 526 REMARK 465 SER A 527 REMARK 465 GLY A 528 REMARK 465 GLY A 529 REMARK 465 SER A 530 REMARK 465 GLY A 531 REMARK 465 HIS A 532 REMARK 465 HIS A 533 REMARK 465 HIS A 534 REMARK 465 HIS A 535 REMARK 465 HIS A 536 REMARK 465 HIS A 537 REMARK 465 HIS A 538 REMARK 465 HIS A 539 REMARK 465 HIS A 540 REMARK 465 HIS A 541 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 TYR A 92 -10.79 69.94 REMARK 500 PHE A 212 -61.58 -91.92 REMARK 500 TRP A 334 32.57 -94.57 REMARK 500 ALA A 388 33.07 -93.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-33388 RELATED DB: EMDB REMARK 900 HSLC19A1+2'3'-CDAS DBREF 7XQ1 A 1 506 UNP P41440 S19A1_HUMAN 1 506 SEQADV 7XQ1 MET A -2 UNP P41440 INITIATING METHIONINE SEQADV 7XQ1 GLY A -1 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 SER A 0 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 LYS A 507 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 LEU A 508 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 509 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 SER A 510 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLU A 511 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 ASN A 512 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 LEU A 513 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 TYR A 514 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 LEU A 515 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLU A 516 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 VAL A 517 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 LEU A 518 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 PHE A 519 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLN A 520 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 521 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 PRO A 522 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 PHE A 523 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLN A 524 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 525 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 526 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 SER A 527 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 528 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 529 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 SER A 530 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 GLY A 531 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 532 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 533 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 534 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 535 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 536 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 537 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 538 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 539 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 540 UNP P41440 EXPRESSION TAG SEQADV 7XQ1 HIS A 541 UNP P41440 EXPRESSION TAG SEQRES 1 A 544 MET GLY SER MET VAL PRO SER SER PRO ALA VAL GLU LYS SEQRES 2 A 544 GLN VAL PRO VAL GLU PRO GLY PRO ASP PRO GLU LEU ARG SEQRES 3 A 544 SER TRP ARG HIS LEU VAL CYS TYR LEU CYS PHE TYR GLY SEQRES 4 A 544 PHE MET ALA GLN ILE ARG PRO GLY GLU SER PHE ILE THR SEQRES 5 A 544 PRO TYR LEU LEU GLY PRO ASP LYS ASN PHE THR ARG GLU SEQRES 6 A 544 GLN VAL THR ASN GLU ILE THR PRO VAL LEU SER TYR SER SEQRES 7 A 544 TYR LEU ALA VAL LEU VAL PRO VAL PHE LEU LEU THR ASP SEQRES 8 A 544 TYR LEU ARG TYR THR PRO VAL LEU LEU LEU GLN GLY LEU SEQRES 9 A 544 SER PHE VAL SER VAL TRP LEU LEU LEU LEU LEU GLY HIS SEQRES 10 A 544 SER VAL ALA HIS MET GLN LEU MET GLU LEU PHE TYR SER SEQRES 11 A 544 VAL THR MET ALA ALA ARG ILE ALA TYR SER SER TYR ILE SEQRES 12 A 544 PHE SER LEU VAL ARG PRO ALA ARG TYR GLN ARG VAL ALA SEQRES 13 A 544 GLY TYR SER ARG ALA ALA VAL LEU LEU GLY VAL PHE THR SEQRES 14 A 544 SER SER VAL LEU GLY GLN LEU LEU VAL THR VAL GLY ARG SEQRES 15 A 544 VAL SER PHE SER THR LEU ASN TYR ILE SER LEU ALA PHE SEQRES 16 A 544 LEU THR PHE SER VAL VAL LEU ALA LEU PHE LEU LYS ARG SEQRES 17 A 544 PRO LYS ARG SER LEU PHE PHE ASN ARG ASP ASP ARG GLY SEQRES 18 A 544 ARG CYS GLU THR SER ALA SER GLU LEU GLU ARG MET ASN SEQRES 19 A 544 PRO GLY PRO GLY GLY LYS LEU GLY HIS ALA LEU ARG VAL SEQRES 20 A 544 ALA CYS GLY ASP SER VAL LEU ALA ARG MET LEU ARG GLU SEQRES 21 A 544 LEU GLY ASP SER LEU ARG ARG PRO GLN LEU ARG LEU TRP SEQRES 22 A 544 SER LEU TRP TRP VAL PHE ASN SER ALA GLY TYR TYR LEU SEQRES 23 A 544 VAL VAL TYR TYR VAL HIS ILE LEU TRP ASN GLU VAL ASP SEQRES 24 A 544 PRO THR THR ASN SER ALA ARG VAL TYR ASN GLY ALA ALA SEQRES 25 A 544 ASP ALA ALA SER THR LEU LEU GLY ALA ILE THR SER PHE SEQRES 26 A 544 ALA ALA GLY PHE VAL LYS ILE ARG TRP ALA ARG TRP SER SEQRES 27 A 544 LYS LEU LEU ILE ALA GLY VAL THR ALA THR GLN ALA GLY SEQRES 28 A 544 LEU VAL PHE LEU LEU ALA HIS THR ARG HIS PRO SER SER SEQRES 29 A 544 ILE TRP LEU CYS TYR ALA ALA PHE VAL LEU PHE ARG GLY SEQRES 30 A 544 SER TYR GLN PHE LEU VAL PRO ILE ALA THR PHE GLN ILE SEQRES 31 A 544 ALA SER SER LEU SER LYS GLU LEU CYS ALA LEU VAL PHE SEQRES 32 A 544 GLY VAL ASN THR PHE PHE ALA THR ILE VAL LYS THR ILE SEQRES 33 A 544 ILE THR PHE ILE VAL SER ASP VAL ARG GLY LEU GLY LEU SEQRES 34 A 544 PRO VAL ARG LYS GLN PHE GLN LEU TYR SER VAL TYR PHE SEQRES 35 A 544 LEU ILE LEU SER ILE ILE TYR PHE LEU GLY ALA MET LEU SEQRES 36 A 544 ASP GLY LEU ARG HIS CYS GLN ARG GLY HIS HIS PRO ARG SEQRES 37 A 544 GLN PRO PRO ALA GLN GLY LEU ARG SER ALA ALA GLU GLU SEQRES 38 A 544 LYS ALA ALA GLN ALA LEU SER VAL GLN ASP LYS GLY LEU SEQRES 39 A 544 GLY GLY LEU GLN PRO ALA GLN SER PRO PRO LEU SER PRO SEQRES 40 A 544 GLU ASP LYS LEU GLY SER GLU ASN LEU TYR LEU GLU VAL SEQRES 41 A 544 LEU PHE GLN GLY PRO PHE GLN GLY GLY SER GLY GLY SER SEQRES 42 A 544 GLY HIS HIS HIS HIS HIS HIS HIS HIS HIS HIS HET GJF A 601 44 HET GJF A 602 44 HETNAM GJF (1~{R},3~{S},6~{R},8~{R},9~{R},10~{S},12~{S},15~{R}, HETNAM 2 GJF 17~{R},18~{R})-8,17-BIS(6-AMINOPURIN-9-YL)-3,12- HETNAM 3 GJF BIS(OXIDANYLIDENE)-3,12-BIS(SULFANYL)-2,4,7,11,13,16- HETNAM 4 GJF HEXAOXA-3$L^{5},12$L^{5}- HETNAM 5 GJF DIPHOSPHATRICYCLO[13.2.1.0^{6,10}]OCTADECANE-9,18-DIOL FORMUL 2 GJF 2(C20 H24 N10 O10 P2 S2) HELIX 1 AA1 ARG A 23 LEU A 28 1 6 HELIX 2 AA2 LEU A 28 ALA A 39 1 12 HELIX 3 AA3 ILE A 48 LEU A 53 1 6 HELIX 4 AA4 THR A 60 THR A 65 1 6 HELIX 5 AA5 ILE A 68 PRO A 70 5 3 HELIX 6 AA6 VAL A 71 VAL A 79 1 9 HELIX 7 AA7 VAL A 79 LEU A 90 1 12 HELIX 8 AA8 TYR A 92 GLY A 113 1 22 HELIX 9 AA9 VAL A 116 ALA A 132 1 17 HELIX 10 AB1 ALA A 132 VAL A 144 1 13 HELIX 11 AB2 ARG A 148 THR A 176 1 29 HELIX 12 AB3 SER A 181 PHE A 202 1 22 HELIX 13 AB4 ARG A 253 LEU A 262 1 10 HELIX 14 AB5 ARG A 264 TYR A 286 1 23 HELIX 15 AB6 TYR A 287 ASP A 296 1 10 HELIX 16 AB7 GLY A 307 ALA A 318 1 12 HELIX 17 AB8 ALA A 318 ALA A 323 1 6 HELIX 18 AB9 ALA A 323 LYS A 328 1 6 HELIX 19 AC1 TRP A 334 THR A 356 1 23 HELIX 20 AC2 HIS A 358 SER A 361 5 4 HELIX 21 AC3 ILE A 362 ALA A 388 1 27 HELIX 22 AC4 SER A 392 VAL A 418 1 27 HELIX 23 AC5 PRO A 427 LEU A 452 1 26 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