HEADER MEMBRANE PROTEIN 02-DEC-24 9KTS TITLE STRUCTURE OF TAUT IN THE APO STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SODIUM- AND CHLORIDE-DEPENDENT TAURINE TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TAUT,SOLUTE CARRIER FAMILY 6 MEMBER 6; COMPND 5 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: SLC6A6; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS TAUT, SLC6A6, TAURINE TRANSPORTER, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Y.X.YIN,Y.S.LU,D.DING REVDAT 1 03-DEC-25 9KTS 0 JRNL AUTH Y.LU,D.DING,H.CHEN,P.JIANG,J.LUO,H.SHAN,G.WANG,J.LUO,Y.YIN JRNL TITL STRUCTURAL DETERMINATION OF THE HUMAN TAURINE TRANSPORTER JRNL TITL 2 TAUT REVEALS THE MECHANISM OF SUBSTRATE AND INHIBITOR JRNL TITL 3 RECOGNITION. JRNL REF CELL REP V. 44 16591 2025 JRNL REFN ESSN 2211-1247 JRNL PMID 41269860 JRNL DOI 10.1016/J.CELREP.2025.116591 REMARK 2 REMARK 2 RESOLUTION. 3.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : 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) : 3.200 REMARK 3 NUMBER OF PARTICLES : 137044 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 9KTS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 05-DEC-24. REMARK 100 THE DEPOSITION ID IS D_1300054278. 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 : SODIUM- AND CHLORIDE-DEPENDENT REMARK 245 TAURINE TRANSPORTER 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 : 7.40 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) : 2000.00 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) : 5600.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 130000 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: 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 1 REMARK 465 ALA A 2 REMARK 465 THR A 3 REMARK 465 LYS A 4 REMARK 465 GLU A 5 REMARK 465 LYS A 6 REMARK 465 LEU A 7 REMARK 465 GLN A 8 REMARK 465 CYS A 9 REMARK 465 LEU A 10 REMARK 465 LYS A 11 REMARK 465 ASP A 12 REMARK 465 PHE A 13 REMARK 465 HIS A 14 REMARK 465 LYS A 15 REMARK 465 ASP A 16 REMARK 465 ILE A 17 REMARK 465 LEU A 18 REMARK 465 LYS A 19 REMARK 465 PRO A 20 REMARK 465 SER A 21 REMARK 465 PRO A 22 REMARK 465 GLY A 23 REMARK 465 LYS A 24 REMARK 465 SER A 25 REMARK 465 PRO A 26 REMARK 465 GLY A 27 REMARK 465 THR A 28 REMARK 465 ARG A 29 REMARK 465 PRO A 30 REMARK 465 GLU A 31 REMARK 465 ASP A 32 REMARK 465 GLU A 33 REMARK 465 ALA A 34 REMARK 465 GLU A 35 REMARK 465 GLY A 36 REMARK 465 LYS A 37 REMARK 465 PRO A 38 REMARK 465 PRO A 39 REMARK 465 GLN A 40 REMARK 465 ARG A 41 REMARK 465 GLU A 42 REMARK 465 LYS A 43 REMARK 465 LYS A 180 REMARK 465 SER A 181 REMARK 465 VAL A 182 REMARK 465 TRP A 183 REMARK 465 ILE A 184 REMARK 465 THR A 185 REMARK 465 ILE A 186 REMARK 465 SER A 187 REMARK 465 SER A 188 REMARK 465 VAL A 590 REMARK 465 GLU A 591 REMARK 465 ARG A 592 REMARK 465 GLU A 593 REMARK 465 GLY A 594 REMARK 465 ALA A 595 REMARK 465 THR A 596 REMARK 465 PRO A 597 REMARK 465 TYR A 598 REMARK 465 ASN A 599 REMARK 465 SER A 600 REMARK 465 ARG A 601 REMARK 465 THR A 602 REMARK 465 VAL A 603 REMARK 465 MET A 604 REMARK 465 ASN A 605 REMARK 465 GLY A 606 REMARK 465 ALA A 607 REMARK 465 LEU A 608 REMARK 465 VAL A 609 REMARK 465 LYS A 610 REMARK 465 PRO A 611 REMARK 465 THR A 612 REMARK 465 HIS A 613 REMARK 465 ILE A 614 REMARK 465 ILE A 615 REMARK 465 VAL A 616 REMARK 465 GLU A 617 REMARK 465 THR A 618 REMARK 465 MET A 619 REMARK 465 MET A 620 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 TRP A 44 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 44 CZ3 CH2 REMARK 470 LYS A 47 CG CD CE NZ REMARK 470 ILE A 48 CG1 CG2 CD1 REMARK 470 ASP A 49 CG OD1 OD2 REMARK 470 PHE A 50 CG CD1 CD2 CE1 CE2 CZ REMARK 470 VAL A 51 CG1 CG2 REMARK 470 LEU A 52 CG CD1 CD2 REMARK 470 VAL A 54 CG1 CG2 REMARK 470 LYS A 178 CG CD CE NZ REMARK 470 LYS A 237 CG CD CE NZ REMARK 470 PHE A 421 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG A 423 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 424 CG CD CE NZ REMARK 470 TYR A 426 CG CD1 CD2 CE1 CE2 CZ OH 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 PHE A 120 50.25 -92.31 REMARK 500 TRP A 159 34.96 -98.65 REMARK 500 THR A 242 -127.06 50.45 REMARK 500 ALA A 303 19.05 59.76 REMARK 500 TYR A 418 80.57 -156.11 REMARK 500 VAL A 510 -61.98 -121.75 REMARK 500 LYS A 526 76.99 -100.69 REMARK 500 LYS A 534 25.22 46.97 REMARK 500 GLU A 584 72.07 51.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-62564 RELATED DB: EMDB REMARK 900 STRUCTURE OF TAUT IN THE APO STATE DBREF 9KTS A 1 620 UNP P31641 SC6A6_HUMAN 1 620 SEQRES 1 A 620 MET ALA THR LYS GLU LYS LEU GLN CYS LEU LYS ASP PHE SEQRES 2 A 620 HIS LYS ASP ILE LEU LYS PRO SER PRO GLY LYS SER PRO SEQRES 3 A 620 GLY THR ARG PRO GLU ASP GLU ALA GLU GLY LYS PRO PRO SEQRES 4 A 620 GLN ARG GLU LYS TRP SER SER LYS ILE ASP PHE VAL LEU SEQRES 5 A 620 SER VAL ALA GLY GLY PHE VAL GLY LEU GLY ASN VAL TRP SEQRES 6 A 620 ARG PHE PRO TYR LEU CYS TYR LYS ASN GLY GLY GLY ALA SEQRES 7 A 620 PHE LEU ILE PRO TYR PHE ILE PHE LEU PHE GLY SER GLY SEQRES 8 A 620 LEU PRO VAL PHE PHE LEU GLU ILE ILE ILE GLY GLN TYR SEQRES 9 A 620 THR SER GLU GLY GLY ILE THR CYS TRP GLU LYS ILE CYS SEQRES 10 A 620 PRO LEU PHE SER GLY ILE GLY TYR ALA SER VAL VAL ILE SEQRES 11 A 620 VAL SER LEU LEU ASN VAL TYR TYR ILE VAL ILE LEU ALA SEQRES 12 A 620 TRP ALA THR TYR TYR LEU PHE GLN SER PHE GLN LYS GLU SEQRES 13 A 620 LEU PRO TRP ALA HIS CYS ASN HIS SER TRP ASN THR PRO SEQRES 14 A 620 HIS CYS MET GLU ASP THR MET ARG LYS ASN LYS SER VAL SEQRES 15 A 620 TRP ILE THR ILE SER SER THR ASN PHE THR SER PRO VAL SEQRES 16 A 620 ILE GLU PHE TRP GLU ARG ASN VAL LEU SER LEU SER PRO SEQRES 17 A 620 GLY ILE ASP HIS PRO GLY SER LEU LYS TRP ASP LEU ALA SEQRES 18 A 620 LEU CYS LEU LEU LEU VAL TRP LEU VAL CYS PHE PHE CYS SEQRES 19 A 620 ILE TRP LYS GLY VAL ARG SER THR GLY LYS VAL VAL TYR SEQRES 20 A 620 PHE THR ALA THR PHE PRO PHE ALA MET LEU LEU VAL LEU SEQRES 21 A 620 LEU VAL ARG GLY LEU THR LEU PRO GLY ALA GLY ALA GLY SEQRES 22 A 620 ILE LYS PHE TYR LEU TYR PRO ASP ILE THR ARG LEU GLU SEQRES 23 A 620 ASP PRO GLN VAL TRP ILE ASP ALA GLY THR GLN ILE PHE SEQRES 24 A 620 PHE SER TYR ALA ILE CYS LEU GLY ALA MET THR SER LEU SEQRES 25 A 620 GLY SER TYR ASN LYS TYR LYS TYR ASN SER TYR ARG ASP SEQRES 26 A 620 CYS MET LEU LEU GLY CYS LEU ASN SER GLY THR SER PHE SEQRES 27 A 620 VAL SER GLY PHE ALA ILE PHE SER ILE LEU GLY PHE MET SEQRES 28 A 620 ALA GLN GLU GLN GLY VAL ASP ILE ALA ASP VAL ALA GLU SEQRES 29 A 620 SER GLY PRO GLY LEU ALA PHE ILE ALA TYR PRO LYS ALA SEQRES 30 A 620 VAL THR MET MET PRO LEU PRO THR PHE TRP SER ILE LEU SEQRES 31 A 620 PHE PHE ILE MET LEU LEU LEU LEU GLY LEU ASP SER GLN SEQRES 32 A 620 PHE VAL GLU VAL GLU GLY GLN ILE THR SER LEU VAL ASP SEQRES 33 A 620 LEU TYR PRO SER PHE LEU ARG LYS GLY TYR ARG ARG GLU SEQRES 34 A 620 ILE PHE ILE ALA PHE VAL CYS SER ILE SER TYR LEU LEU SEQRES 35 A 620 GLY LEU THR MET VAL THR GLU GLY GLY MET TYR VAL PHE SEQRES 36 A 620 GLN LEU PHE ASP TYR TYR ALA ALA SER GLY VAL CYS LEU SEQRES 37 A 620 LEU TRP VAL ALA PHE PHE GLU CYS PHE VAL ILE ALA TRP SEQRES 38 A 620 ILE TYR GLY GLY ASP ASN LEU TYR ASP GLY ILE GLU ASP SEQRES 39 A 620 MET ILE GLY TYR ARG PRO GLY PRO TRP MET LYS TYR SER SEQRES 40 A 620 TRP ALA VAL ILE THR PRO VAL LEU CYS VAL GLY CYS PHE SEQRES 41 A 620 ILE PHE SER LEU VAL LYS TYR VAL PRO LEU THR TYR ASN SEQRES 42 A 620 LYS THR TYR VAL TYR PRO ASN TRP ALA ILE GLY LEU GLY SEQRES 43 A 620 TRP SER LEU ALA LEU SER SER MET LEU CYS VAL PRO LEU SEQRES 44 A 620 VAL ILE VAL ILE ARG LEU CYS GLN THR GLU GLY PRO PHE SEQRES 45 A 620 LEU VAL ARG VAL LYS TYR LEU LEU THR PRO ARG GLU PRO SEQRES 46 A 620 ASN ARG TRP ALA VAL GLU ARG GLU GLY ALA THR PRO TYR SEQRES 47 A 620 ASN SER ARG THR VAL MET ASN GLY ALA LEU VAL LYS PRO SEQRES 48 A 620 THR HIS ILE ILE VAL GLU THR MET MET HET CL A1000 1 HETNAM CL CHLORIDE ION FORMUL 2 CL CL 1- FORMUL 3 HOH *9(H2 O) HELIX 1 AA1 SER A 46 GLY A 56 1 11 HELIX 2 AA2 GLY A 60 TRP A 65 1 6 HELIX 3 AA3 TRP A 65 ASN A 74 1 10 HELIX 4 AA4 PHE A 79 SER A 90 1 12 HELIX 5 AA5 SER A 90 SER A 106 1 17 HELIX 6 AA6 GLY A 108 CYS A 117 1 10 HELIX 7 AA7 PRO A 118 PHE A 120 5 3 HELIX 8 AA8 SER A 121 SER A 152 1 32 HELIX 9 AA9 LEU A 157 HIS A 161 5 5 HELIX 10 AB1 GLU A 173 ARG A 177 5 5 HELIX 11 AB2 SER A 193 ASN A 202 1 10 HELIX 12 AB3 LYS A 217 TRP A 236 1 20 HELIX 13 AB4 LYS A 244 LEU A 267 1 24 HELIX 14 AB5 GLY A 269 TYR A 279 1 11 HELIX 15 AB6 ILE A 282 GLU A 286 5 5 HELIX 16 AB7 ASP A 287 ALA A 303 1 17 HELIX 17 AB8 GLY A 307 TYR A 315 1 9 HELIX 18 AB9 ASN A 321 GLY A 356 1 36 HELIX 19 AC1 ASP A 358 VAL A 362 5 5 HELIX 20 AC2 ILE A 372 THR A 379 1 8 HELIX 21 AC3 LEU A 383 TYR A 418 1 36 HELIX 22 AC4 ARG A 427 LEU A 444 1 18 HELIX 23 AC5 THR A 445 VAL A 447 5 3 HELIX 24 AC6 GLY A 450 ALA A 462 1 13 HELIX 25 AC7 GLY A 465 ILE A 482 1 18 HELIX 26 AC8 GLY A 484 GLY A 497 1 14 HELIX 27 AC9 GLY A 501 VAL A 510 1 10 HELIX 28 AD1 VAL A 510 LYS A 526 1 17 HELIX 29 AD2 PRO A 539 LEU A 555 1 17 HELIX 30 AD3 LEU A 555 THR A 568 1 14 HELIX 31 AD4 PRO A 571 LEU A 580 1 10 SHEET 1 AA1 2 THR A 531 TYR A 532 0 SHEET 2 AA1 2 TYR A 536 VAL A 537 -1 O TYR A 536 N TYR A 532 SSBOND 1 CYS A 162 CYS A 171 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 4219 ALA A 589 HETATM 4220 CL CL A1000 131.836 140.167 128.311 1.00 29.65 CL HETATM 4221 O HOH A2001 137.199 127.507 135.779 1.00 33.67 O HETATM 4222 O HOH A2002 141.434 138.832 129.746 1.00 39.96 O HETATM 4223 O HOH A2003 125.782 138.094 138.014 1.00 25.71 O HETATM 4224 O HOH A2004 123.102 135.976 136.899 1.00 27.98 O HETATM 4225 O HOH A2005 126.144 137.894 145.184 1.00 30.69 O HETATM 4226 O HOH A2006 136.160 133.738 135.027 1.00 29.54 O HETATM 4227 O HOH A2007 116.495 141.190 136.010 1.00 34.95 O HETATM 4228 O HOH A2008 115.478 135.620 134.982 1.00 29.84 O HETATM 4229 O HOH A2009 123.185 140.700 144.797 1.00 32.78 O CONECT 920 996 CONECT 996 920 MASTER 235 0 1 31 2 0 0 6 4228 1 2 48 END