HEADER MEMBRANE PROTEIN 02-AUG-23 8TNW TITLE SUBSTRATE BINDING PLASTICITY REVEALED BY CRYO-EM STRUCTURES OF SLC26A2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SULFATE TRANSPORTER; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DIASTROPHIC DYSPLASIA PROTEIN,SOLUTE CARRIER FAMILY 26 COMPND 5 MEMBER 2; COMPND 6 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: SLC26A2, DTD, DTDST; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SLC26A2, SULFATE TRANSPORTER, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR W.HU,A.SONG REVDAT 1 22-MAY-24 8TNW 0 JRNL AUTH W.HU,A.SONG,H.ZHENG JRNL TITL SUBSTRATE BINDING PLASTICITY REVEALED BY CRYO-EM STRUCTURES JRNL TITL 2 OF SLC26A2. JRNL REF NAT COMMUN V. 15 3616 2024 JRNL REFN ESSN 2041-1723 JRNL PMID 38684689 JRNL DOI 10.1038/S41467-024-48028-3 REMARK 2 REMARK 2 RESOLUTION. 3.17 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) : 3.170 REMARK 3 NUMBER OF PARTICLES : 122297 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 8TNW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JAN-24. REMARK 100 THE DEPOSITION ID IS D_1000276330. 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 : SLC26A2 WITH CHLORIDE 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 : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 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) : 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) : 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 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 ASP A 186 REMARK 465 ASN A 187 REMARK 465 ALA A 188 REMARK 465 HIS A 189 REMARK 465 SER A 190 REMARK 465 ALA A 191 REMARK 465 PRO A 192 REMARK 465 SER A 193 REMARK 465 LEU A 194 REMARK 465 GLY A 195 REMARK 465 MET A 196 REMARK 465 VAL A 197 REMARK 465 SER A 198 REMARK 465 ASN A 199 REMARK 465 GLY A 200 REMARK 465 SER A 201 REMARK 465 THR A 202 REMARK 465 LEU A 203 REMARK 465 LEU A 204 REMARK 465 ASN A 205 REMARK 465 HIS A 206 REMARK 465 THR A 207 REMARK 465 SER A 208 REMARK 465 ASP A 209 REMARK 465 ARG A 210 REMARK 465 LYS A 319 REMARK 465 GLU A 320 REMARK 465 LEU A 321 REMARK 465 ASN A 322 REMARK 465 GLU A 323 REMARK 465 HIS A 324 REMARK 465 PHE A 325 REMARK 465 LYS A 326 REMARK 465 SER A 327 REMARK 465 LYS A 328 REMARK 465 LEU A 329 REMARK 465 LYS A 330 REMARK 465 ALA A 331 REMARK 465 PRO A 332 REMARK 465 ILE A 333 REMARK 465 ALA A 617 REMARK 465 LYS A 618 REMARK 465 ARG A 619 REMARK 465 LYS A 620 REMARK 465 ILE A 621 REMARK 465 LYS A 622 REMARK 465 GLU A 623 REMARK 465 LYS A 624 REMARK 465 VAL A 625 REMARK 465 VAL A 626 REMARK 465 THR A 627 REMARK 465 LEU A 628 REMARK 465 GLY A 629 REMARK 465 GLY A 630 REMARK 465 ILE A 631 REMARK 465 GLN A 632 REMARK 465 ASP A 633 REMARK 465 GLU A 634 REMARK 465 MET A 635 REMARK 465 SER A 636 REMARK 465 VAL A 637 REMARK 465 GLN A 638 REMARK 465 LEU A 639 REMARK 465 SER A 640 REMARK 465 HIS A 641 REMARK 465 ASP A 642 REMARK 465 PRO A 643 REMARK 465 LEU A 644 REMARK 465 ASP B 186 REMARK 465 ASN B 187 REMARK 465 ALA B 188 REMARK 465 HIS B 189 REMARK 465 SER B 190 REMARK 465 ALA B 191 REMARK 465 PRO B 192 REMARK 465 SER B 193 REMARK 465 LEU B 194 REMARK 465 GLY B 195 REMARK 465 MET B 196 REMARK 465 VAL B 197 REMARK 465 SER B 198 REMARK 465 ASN B 199 REMARK 465 GLY B 200 REMARK 465 SER B 201 REMARK 465 THR B 202 REMARK 465 LEU B 203 REMARK 465 LEU B 204 REMARK 465 ASN B 205 REMARK 465 HIS B 206 REMARK 465 THR B 207 REMARK 465 SER B 208 REMARK 465 ASP B 209 REMARK 465 ARG B 210 REMARK 465 LYS B 319 REMARK 465 GLU B 320 REMARK 465 LEU B 321 REMARK 465 ASN B 322 REMARK 465 GLU B 323 REMARK 465 HIS B 324 REMARK 465 PHE B 325 REMARK 465 LYS B 326 REMARK 465 SER B 327 REMARK 465 LYS B 328 REMARK 465 LEU B 329 REMARK 465 LYS B 330 REMARK 465 ALA B 331 REMARK 465 PRO B 332 REMARK 465 ILE B 333 REMARK 465 ALA B 617 REMARK 465 LYS B 618 REMARK 465 ARG B 619 REMARK 465 LYS B 620 REMARK 465 ILE B 621 REMARK 465 LYS B 622 REMARK 465 GLU B 623 REMARK 465 LYS B 624 REMARK 465 VAL B 625 REMARK 465 VAL B 626 REMARK 465 THR B 627 REMARK 465 LEU B 628 REMARK 465 GLY B 629 REMARK 465 GLY B 630 REMARK 465 ILE B 631 REMARK 465 GLN B 632 REMARK 465 ASP B 633 REMARK 465 GLU B 634 REMARK 465 MET B 635 REMARK 465 SER B 636 REMARK 465 VAL B 637 REMARK 465 GLN B 638 REMARK 465 LEU B 639 REMARK 465 SER B 640 REMARK 465 HIS B 641 REMARK 465 ASP B 642 REMARK 465 PRO B 643 REMARK 465 LEU B 644 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 PHE A 66 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 67 CG CD CE NZ REMARK 470 GLU A 68 CG CD OE1 OE2 REMARK 470 PHE A 69 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE A 71 CG1 CG2 CD1 REMARK 470 LYS A 72 CG CD CE NZ REMARK 470 LYS A 76 CG CD CE NZ REMARK 470 ASN A 77 CG OD1 ND2 REMARK 470 LYS A 84 CG CD CE NZ REMARK 470 LYS A 86 CG CD CE NZ REMARK 470 LYS A 101 CG CD CE NZ REMARK 470 ASP A 103 CG OD1 OD2 REMARK 470 LEU A 104 CG CD1 CD2 REMARK 470 LYS A 105 CG CD CE NZ REMARK 470 LYS A 106 CG CD CE NZ REMARK 470 ASN A 107 CG OD1 ND2 REMARK 470 ILE A 108 CG1 CG2 CD1 REMARK 470 LEU A 109 CG CD1 CD2 REMARK 470 ASP A 111 CG OD1 OD2 REMARK 470 VAL A 112 CG1 CG2 REMARK 470 MET A 113 CG SD CE REMARK 470 LEU A 116 CG CD1 CD2 REMARK 470 ILE A 117 CG1 CG2 CD1 REMARK 470 LEU A 121 CG CD1 CD2 REMARK 470 GLU A 174 CG CD OE1 OE2 REMARK 470 LYS A 182 CG CD CE NZ REMARK 470 TYR A 185 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ILE A 211 CG1 CG2 CD1 REMARK 470 CYS A 212 SG REMARK 470 ASP A 213 CG OD1 OD2 REMARK 470 ARG A 279 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 304 CG OD1 OD2 REMARK 470 ILE A 306 CG1 CG2 CD1 REMARK 470 THR A 307 OG1 CG2 REMARK 470 LEU A 309 CG CD1 CD2 REMARK 470 LEU A 310 CG CD1 CD2 REMARK 470 THR A 318 OG1 CG2 REMARK 470 ILE A 335 CG1 CG2 CD1 REMARK 470 GLU A 336 CG CD OE1 OE2 REMARK 470 LEU A 337 CG CD1 CD2 REMARK 470 VAL A 338 CG1 CG2 REMARK 470 VAL A 341 CG1 CG2 REMARK 470 THR A 344 OG1 CG2 REMARK 470 LEU A 345 CG CD1 CD2 REMARK 470 SER A 347 OG REMARK 470 PHE A 349 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 351 CG CD CE NZ REMARK 470 LEU A 352 CG CD1 CD2 REMARK 470 GLU A 354 CG CD OE1 OE2 REMARK 470 ILE A 364 CG1 CG2 CD1 REMARK 470 THR A 366 OG1 CG2 REMARK 470 GLU A 375 CG CD OE1 OE2 REMARK 470 ASN A 377 CG OD1 ND2 REMARK 470 GLU A 402 CG CD OE1 OE2 REMARK 470 LYS A 406 CG CD CE NZ REMARK 470 TYR A 410 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 THR A 411 OG1 CG2 REMARK 470 VAL A 412 CG1 CG2 REMARK 470 LYS A 413 CG CD CE NZ REMARK 470 GLU A 447 CG CD OE1 OE2 REMARK 470 THR A 449 OG1 CG2 REMARK 470 HIS A 452 CG ND1 CD2 CE1 NE2 REMARK 470 GLN A 479 CG CD OE1 NE2 REMARK 470 GLU A 528 CG CD OE1 OE2 REMARK 470 LYS A 548 CG CD CE NZ REMARK 470 GLU A 558 CG CD OE1 OE2 REMARK 470 GLU A 559 CG CD OE1 OE2 REMARK 470 GLU A 561 CG CD OE1 OE2 REMARK 470 GLU A 675 CG CD OE1 OE2 REMARK 470 GLU A 698 CG CD OE1 OE2 REMARK 470 LYS A 701 CG CD CE NZ REMARK 470 LYS A 702 CG CD CE NZ REMARK 470 GLU A 703 CG CD OE1 OE2 REMARK 470 GLU A 704 CG CD OE1 OE2 REMARK 470 GLU A 705 CG CD OE1 OE2 REMARK 470 GLU A 720 CG CD OE1 OE2 REMARK 470 ASN A 724 CG OD1 ND2 REMARK 470 PHE B 66 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 67 CG CD CE NZ REMARK 470 GLU B 68 CG CD OE1 OE2 REMARK 470 PHE B 69 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE B 71 CG1 CG2 CD1 REMARK 470 LYS B 72 CG CD CE NZ REMARK 470 LYS B 76 CG CD CE NZ REMARK 470 ASN B 77 CG OD1 ND2 REMARK 470 LYS B 84 CG CD CE NZ REMARK 470 LYS B 86 CG CD CE NZ REMARK 470 LYS B 101 CG CD CE NZ REMARK 470 ASP B 103 CG OD1 OD2 REMARK 470 LEU B 104 CG CD1 CD2 REMARK 470 LYS B 105 CG CD CE NZ REMARK 470 LYS B 106 CG CD CE NZ REMARK 470 ASN B 107 CG OD1 ND2 REMARK 470 ILE B 108 CG1 CG2 CD1 REMARK 470 LEU B 109 CG CD1 CD2 REMARK 470 ASP B 111 CG OD1 OD2 REMARK 470 VAL B 112 CG1 CG2 REMARK 470 MET B 113 CG SD CE REMARK 470 LEU B 116 CG CD1 CD2 REMARK 470 ILE B 117 CG1 CG2 CD1 REMARK 470 LEU B 121 CG CD1 CD2 REMARK 470 GLU B 174 CG CD OE1 OE2 REMARK 470 LYS B 182 CG CD CE NZ REMARK 470 TYR B 185 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ILE B 211 CG1 CG2 CD1 REMARK 470 CYS B 212 SG REMARK 470 ASP B 213 CG OD1 OD2 REMARK 470 ARG B 279 CG CD NE CZ NH1 NH2 REMARK 470 ASP B 304 CG OD1 OD2 REMARK 470 ILE B 306 CG1 CG2 CD1 REMARK 470 THR B 307 OG1 CG2 REMARK 470 LEU B 309 CG CD1 CD2 REMARK 470 LEU B 310 CG CD1 CD2 REMARK 470 THR B 318 OG1 CG2 REMARK 470 ILE B 335 CG1 CG2 CD1 REMARK 470 GLU B 336 CG CD OE1 OE2 REMARK 470 LEU B 337 CG CD1 CD2 REMARK 470 VAL B 338 CG1 CG2 REMARK 470 VAL B 341 CG1 CG2 REMARK 470 THR B 344 OG1 CG2 REMARK 470 LEU B 345 CG CD1 CD2 REMARK 470 SER B 347 OG REMARK 470 PHE B 349 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 351 CG CD CE NZ REMARK 470 LEU B 352 CG CD1 CD2 REMARK 470 GLU B 354 CG CD OE1 OE2 REMARK 470 ILE B 364 CG1 CG2 CD1 REMARK 470 THR B 366 OG1 CG2 REMARK 470 GLU B 375 CG CD OE1 OE2 REMARK 470 ASN B 377 CG OD1 ND2 REMARK 470 GLU B 402 CG CD OE1 OE2 REMARK 470 LYS B 406 CG CD CE NZ REMARK 470 TYR B 410 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 THR B 411 OG1 CG2 REMARK 470 VAL B 412 CG1 CG2 REMARK 470 LYS B 413 CG CD CE NZ REMARK 470 GLU B 447 CG CD OE1 OE2 REMARK 470 THR B 449 OG1 CG2 REMARK 470 HIS B 452 CG ND1 CD2 CE1 NE2 REMARK 470 GLN B 479 CG CD OE1 NE2 REMARK 470 GLU B 528 CG CD OE1 OE2 REMARK 470 LYS B 548 CG CD CE NZ REMARK 470 GLU B 558 CG CD OE1 OE2 REMARK 470 GLU B 559 CG CD OE1 OE2 REMARK 470 GLU B 561 CG CD OE1 OE2 REMARK 470 GLU B 675 CG CD OE1 OE2 REMARK 470 GLU B 698 CG CD OE1 OE2 REMARK 470 LYS B 701 CG CD CE NZ REMARK 470 LYS B 702 CG CD CE NZ REMARK 470 GLU B 703 CG CD OE1 OE2 REMARK 470 GLU B 704 CG CD OE1 OE2 REMARK 470 GLU B 705 CG CD OE1 OE2 REMARK 470 GLU B 720 CG CD OE1 OE2 REMARK 470 ASN B 724 CG OD1 ND2 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 CYS B 78 OG SER B 81 2.17 REMARK 500 O CYS A 78 OG SER A 81 2.17 REMARK 500 O LEU A 599 OG1 THR A 603 2.18 REMARK 500 O LEU B 599 OG1 THR B 603 2.18 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 ALA A 83 -3.45 67.55 REMARK 500 LEU A 96 47.53 -87.36 REMARK 500 SER A 114 -0.17 64.35 REMARK 500 ALA A 128 -68.59 -92.37 REMARK 500 ARG A 158 6.67 59.94 REMARK 500 LYS A 214 -66.22 61.43 REMARK 500 LEU A 302 -4.07 68.52 REMARK 500 PRO A 365 -168.12 -73.65 REMARK 500 THR A 366 -39.88 -38.47 REMARK 500 LYS A 480 -4.04 68.05 REMARK 500 ILE A 507 -55.22 -123.07 REMARK 500 LEU A 525 -128.99 57.50 REMARK 500 LYS A 548 77.37 -115.09 REMARK 500 VAL A 604 -48.30 66.52 REMARK 500 ASN A 605 75.19 60.12 REMARK 500 LYS A 701 -139.27 58.64 REMARK 500 GLU A 705 165.36 64.72 REMARK 500 ALA B 83 -3.45 67.55 REMARK 500 LEU B 96 47.53 -87.36 REMARK 500 SER B 114 -0.17 64.35 REMARK 500 ALA B 128 -68.59 -92.37 REMARK 500 ARG B 158 6.67 59.94 REMARK 500 LYS B 214 -66.22 61.43 REMARK 500 LEU B 302 -4.07 68.52 REMARK 500 PRO B 365 -168.12 -73.65 REMARK 500 THR B 366 -39.88 -38.47 REMARK 500 LYS B 480 -4.04 68.05 REMARK 500 ILE B 507 -55.32 -123.07 REMARK 500 LEU B 525 -128.99 57.50 REMARK 500 LYS B 548 77.37 -115.09 REMARK 500 VAL B 604 -48.30 66.52 REMARK 500 ASN B 605 75.19 60.12 REMARK 500 LYS B 701 -139.27 58.64 REMARK 500 GLU B 705 165.36 64.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG B 545 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-41427 RELATED DB: EMDB REMARK 900 SUBSTRATE BINDING PLASTICITY OF SLC26A2 REVEALED BY CRYO-EM, WITH REMARK 900 CHLORIDE DBREF 8TNW A 52 724 UNP P50443 S26A2_HUMAN 52 724 DBREF 8TNW B 52 724 UNP P50443 S26A2_HUMAN 52 724 SEQRES 1 A 673 HIS ARG ILE LEU ILE GLU ARG GLN GLU LYS SER ASP THR SEQRES 2 A 673 ASN PHE LYS GLU PHE VAL ILE LYS LYS LEU GLN LYS ASN SEQRES 3 A 673 CYS GLN CYS SER PRO ALA LYS ALA LYS ASN MET ILE LEU SEQRES 4 A 673 GLY PHE LEU PRO VAL LEU GLN TRP LEU PRO LYS TYR ASP SEQRES 5 A 673 LEU LYS LYS ASN ILE LEU GLY ASP VAL MET SER GLY LEU SEQRES 6 A 673 ILE VAL GLY ILE LEU LEU VAL PRO GLN SER ILE ALA TYR SEQRES 7 A 673 SER LEU LEU ALA GLY GLN GLU PRO VAL TYR GLY LEU TYR SEQRES 8 A 673 THR SER PHE PHE ALA SER ILE ILE TYR PHE LEU LEU GLY SEQRES 9 A 673 THR SER ARG HIS ILE SER VAL GLY ILE PHE GLY VAL LEU SEQRES 10 A 673 CYS LEU MET ILE GLY GLU THR VAL ASP ARG GLU LEU GLN SEQRES 11 A 673 LYS ALA GLY TYR ASP ASN ALA HIS SER ALA PRO SER LEU SEQRES 12 A 673 GLY MET VAL SER ASN GLY SER THR LEU LEU ASN HIS THR SEQRES 13 A 673 SER ASP ARG ILE CYS ASP LYS SER CYS TYR ALA ILE MET SEQRES 14 A 673 VAL GLY SER THR VAL THR PHE ILE ALA GLY VAL TYR GLN SEQRES 15 A 673 VAL ALA MET GLY PHE PHE GLN VAL GLY PHE VAL SER VAL SEQRES 16 A 673 TYR LEU SER ASP ALA LEU LEU SER GLY PHE VAL THR GLY SEQRES 17 A 673 ALA SER PHE THR ILE LEU THR SER GLN ALA LYS TYR LEU SEQRES 18 A 673 LEU GLY LEU ASN LEU PRO ARG THR ASN GLY VAL GLY SER SEQRES 19 A 673 LEU ILE THR THR TRP ILE HIS VAL PHE ARG ASN ILE HIS SEQRES 20 A 673 LYS THR ASN LEU CYS ASP LEU ILE THR SER LEU LEU CYS SEQRES 21 A 673 LEU LEU VAL LEU LEU PRO THR LYS GLU LEU ASN GLU HIS SEQRES 22 A 673 PHE LYS SER LYS LEU LYS ALA PRO ILE PRO ILE GLU LEU SEQRES 23 A 673 VAL VAL VAL VAL ALA ALA THR LEU ALA SER HIS PHE GLY SEQRES 24 A 673 LYS LEU HIS GLU ASN TYR ASN SER SER ILE ALA GLY HIS SEQRES 25 A 673 ILE PRO THR GLY PHE MET PRO PRO LYS VAL PRO GLU TRP SEQRES 26 A 673 ASN LEU ILE PRO SER VAL ALA VAL ASP ALA ILE ALA ILE SEQRES 27 A 673 SER ILE ILE GLY PHE ALA ILE THR VAL SER LEU SER GLU SEQRES 28 A 673 MET PHE ALA LYS LYS HIS GLY TYR THR VAL LYS ALA ASN SEQRES 29 A 673 GLN GLU MET TYR ALA ILE GLY PHE CYS ASN ILE ILE PRO SEQRES 30 A 673 SER PHE PHE HIS CYS PHE THR THR SER ALA ALA LEU ALA SEQRES 31 A 673 LYS THR LEU VAL LYS GLU SER THR GLY CYS HIS THR GLN SEQRES 32 A 673 LEU SER GLY VAL VAL THR ALA LEU VAL LEU LEU LEU VAL SEQRES 33 A 673 LEU LEU VAL ILE ALA PRO LEU PHE TYR SER LEU GLN LYS SEQRES 34 A 673 SER VAL LEU GLY VAL ILE THR ILE VAL ASN LEU ARG GLY SEQRES 35 A 673 ALA LEU ARG LYS PHE ARG ASP LEU PRO LYS MET TRP SER SEQRES 36 A 673 ILE SER ARG MET ASP THR VAL ILE TRP PHE VAL THR MET SEQRES 37 A 673 LEU SER SER ALA LEU LEU SER THR GLU ILE GLY LEU LEU SEQRES 38 A 673 VAL GLY VAL CYS PHE SER ILE PHE CYS VAL ILE LEU ARG SEQRES 39 A 673 THR GLN LYS PRO LYS SER SER LEU LEU GLY LEU VAL GLU SEQRES 40 A 673 GLU SER GLU VAL PHE GLU SER VAL SER ALA TYR LYS ASN SEQRES 41 A 673 LEU GLN ILE LYS PRO GLY ILE LYS ILE PHE ARG PHE VAL SEQRES 42 A 673 ALA PRO LEU TYR TYR ILE ASN LYS GLU CYS PHE LYS SER SEQRES 43 A 673 ALA LEU TYR LYS GLN THR VAL ASN PRO ILE LEU ILE LYS SEQRES 44 A 673 VAL ALA TRP LYS LYS ALA ALA LYS ARG LYS ILE LYS GLU SEQRES 45 A 673 LYS VAL VAL THR LEU GLY GLY ILE GLN ASP GLU MET SER SEQRES 46 A 673 VAL GLN LEU SER HIS ASP PRO LEU GLU LEU HIS THR ILE SEQRES 47 A 673 VAL ILE ASP CYS SER ALA ILE GLN PHE LEU ASP THR ALA SEQRES 48 A 673 GLY ILE HIS THR LEU LYS GLU VAL ARG ARG ASP TYR GLU SEQRES 49 A 673 ALA ILE GLY ILE GLN VAL LEU LEU ALA GLN CYS ASN PRO SEQRES 50 A 673 THR VAL ARG ASP SER LEU THR ASN GLY GLU TYR CYS LYS SEQRES 51 A 673 LYS GLU GLU GLU ASN LEU LEU PHE TYR SER VAL TYR GLU SEQRES 52 A 673 ALA MET ALA PHE ALA GLU VAL SER LYS ASN SEQRES 1 B 673 HIS ARG ILE LEU ILE GLU ARG GLN GLU LYS SER ASP THR SEQRES 2 B 673 ASN PHE LYS GLU PHE VAL ILE LYS LYS LEU GLN LYS ASN SEQRES 3 B 673 CYS GLN CYS SER PRO ALA LYS ALA LYS ASN MET ILE LEU SEQRES 4 B 673 GLY PHE LEU PRO VAL LEU GLN TRP LEU PRO LYS TYR ASP SEQRES 5 B 673 LEU LYS LYS ASN ILE LEU GLY ASP VAL MET SER GLY LEU SEQRES 6 B 673 ILE VAL GLY ILE LEU LEU VAL PRO GLN SER ILE ALA TYR SEQRES 7 B 673 SER LEU LEU ALA GLY GLN GLU PRO VAL TYR GLY LEU TYR SEQRES 8 B 673 THR SER PHE PHE ALA SER ILE ILE TYR PHE LEU LEU GLY SEQRES 9 B 673 THR SER ARG HIS ILE SER VAL GLY ILE PHE GLY VAL LEU SEQRES 10 B 673 CYS LEU MET ILE GLY GLU THR VAL ASP ARG GLU LEU GLN SEQRES 11 B 673 LYS ALA GLY TYR ASP ASN ALA HIS SER ALA PRO SER LEU SEQRES 12 B 673 GLY MET VAL SER ASN GLY SER THR LEU LEU ASN HIS THR SEQRES 13 B 673 SER ASP ARG ILE CYS ASP LYS SER CYS TYR ALA ILE MET SEQRES 14 B 673 VAL GLY SER THR VAL THR PHE ILE ALA GLY VAL TYR GLN SEQRES 15 B 673 VAL ALA MET GLY PHE PHE GLN VAL GLY PHE VAL SER VAL SEQRES 16 B 673 TYR LEU SER ASP ALA LEU LEU SER GLY PHE VAL THR GLY SEQRES 17 B 673 ALA SER PHE THR ILE LEU THR SER GLN ALA LYS TYR LEU SEQRES 18 B 673 LEU GLY LEU ASN LEU PRO ARG THR ASN GLY VAL GLY SER SEQRES 19 B 673 LEU ILE THR THR TRP ILE HIS VAL PHE ARG ASN ILE HIS SEQRES 20 B 673 LYS THR ASN LEU CYS ASP LEU ILE THR SER LEU LEU CYS SEQRES 21 B 673 LEU LEU VAL LEU LEU PRO THR LYS GLU LEU ASN GLU HIS SEQRES 22 B 673 PHE LYS SER LYS LEU LYS ALA PRO ILE PRO ILE GLU LEU SEQRES 23 B 673 VAL VAL VAL VAL ALA ALA THR LEU ALA SER HIS PHE GLY SEQRES 24 B 673 LYS LEU HIS GLU ASN TYR ASN SER SER ILE ALA GLY HIS SEQRES 25 B 673 ILE PRO THR GLY PHE MET PRO PRO LYS VAL PRO GLU TRP SEQRES 26 B 673 ASN LEU ILE PRO SER VAL ALA VAL ASP ALA ILE ALA ILE SEQRES 27 B 673 SER ILE ILE GLY PHE ALA ILE THR VAL SER LEU SER GLU SEQRES 28 B 673 MET PHE ALA LYS LYS HIS GLY TYR THR VAL LYS ALA ASN SEQRES 29 B 673 GLN GLU MET TYR ALA ILE GLY PHE CYS ASN ILE ILE PRO SEQRES 30 B 673 SER PHE PHE HIS CYS PHE THR THR SER ALA ALA LEU ALA SEQRES 31 B 673 LYS THR LEU VAL LYS GLU SER THR GLY CYS HIS THR GLN SEQRES 32 B 673 LEU SER GLY VAL VAL THR ALA LEU VAL LEU LEU LEU VAL SEQRES 33 B 673 LEU LEU VAL ILE ALA PRO LEU PHE TYR SER LEU GLN LYS SEQRES 34 B 673 SER VAL LEU GLY VAL ILE THR ILE VAL ASN LEU ARG GLY SEQRES 35 B 673 ALA LEU ARG LYS PHE ARG ASP LEU PRO LYS MET TRP SER SEQRES 36 B 673 ILE SER ARG MET ASP THR VAL ILE TRP PHE VAL THR MET SEQRES 37 B 673 LEU SER SER ALA LEU LEU SER THR GLU ILE GLY LEU LEU SEQRES 38 B 673 VAL GLY VAL CYS PHE SER ILE PHE CYS VAL ILE LEU ARG SEQRES 39 B 673 THR GLN LYS PRO LYS SER SER LEU LEU GLY LEU VAL GLU SEQRES 40 B 673 GLU SER GLU VAL PHE GLU SER VAL SER ALA TYR LYS ASN SEQRES 41 B 673 LEU GLN ILE LYS PRO GLY ILE LYS ILE PHE ARG PHE VAL SEQRES 42 B 673 ALA PRO LEU TYR TYR ILE ASN LYS GLU CYS PHE LYS SER SEQRES 43 B 673 ALA LEU TYR LYS GLN THR VAL ASN PRO ILE LEU ILE LYS SEQRES 44 B 673 VAL ALA TRP LYS LYS ALA ALA LYS ARG LYS ILE LYS GLU SEQRES 45 B 673 LYS VAL VAL THR LEU GLY GLY ILE GLN ASP GLU MET SER SEQRES 46 B 673 VAL GLN LEU SER HIS ASP PRO LEU GLU LEU HIS THR ILE SEQRES 47 B 673 VAL ILE ASP CYS SER ALA ILE GLN PHE LEU ASP THR ALA SEQRES 48 B 673 GLY ILE HIS THR LEU LYS GLU VAL ARG ARG ASP TYR GLU SEQRES 49 B 673 ALA ILE GLY ILE GLN VAL LEU LEU ALA GLN CYS ASN PRO SEQRES 50 B 673 THR VAL ARG ASP SER LEU THR ASN GLY GLU TYR CYS LYS SEQRES 51 B 673 LYS GLU GLU GLU ASN LEU LEU PHE TYR SER VAL TYR GLU SEQRES 52 B 673 ALA MET ALA PHE ALA GLU VAL SER LYS ASN HET CL A 801 1 HET CL B 801 1 HETNAM CL CHLORIDE ION FORMUL 3 CL 2(CL 1-) HELIX 1 AA1 PHE A 66 ASN A 77 1 12 HELIX 2 AA2 LYS A 84 LEU A 93 1 10 HELIX 3 AA3 PRO A 94 LEU A 99 1 6 HELIX 4 AA4 ASP A 103 MET A 113 1 11 HELIX 5 AA5 SER A 114 ALA A 133 1 20 HELIX 6 AA6 GLU A 136 LEU A 154 1 19 HELIX 7 AA7 PHE A 165 GLY A 184 1 20 HELIX 8 AA8 LYS A 214 GLN A 240 1 27 HELIX 9 AA9 VAL A 241 LEU A 248 5 8 HELIX 10 AB1 SER A 249 GLY A 274 1 26 HELIX 11 AB2 GLY A 284 ASN A 296 1 13 HELIX 12 AB3 CYS A 303 LEU A 316 1 14 HELIX 13 AB4 ILE A 335 LYS A 351 1 17 HELIX 14 AB5 LEU A 352 TYR A 356 5 5 HELIX 15 AB6 VAL A 382 HIS A 408 1 27 HELIX 16 AB7 LYS A 413 CYS A 424 1 12 HELIX 17 AB8 ILE A 426 PHE A 431 1 6 HELIX 18 AB9 ALA A 439 THR A 449 1 11 HELIX 19 AC1 GLN A 454 VAL A 470 1 17 HELIX 20 AC2 ALA A 472 TYR A 476 5 5 HELIX 21 AC3 LYS A 480 ARG A 496 1 17 HELIX 22 AC4 LYS A 497 ARG A 499 5 3 HELIX 23 AC5 ASP A 500 SER A 506 1 7 HELIX 24 AC6 SER A 508 LEU A 524 1 17 HELIX 25 AC7 SER A 526 LYS A 548 1 23 HELIX 26 AC8 ASN A 591 THR A 603 1 13 HELIX 27 AC9 ASN A 605 ALA A 616 1 12 HELIX 28 AD1 ASP A 660 GLY A 678 1 19 HELIX 29 AD2 ASN A 687 GLY A 697 1 11 HELIX 30 AD3 SER A 711 ASN A 724 1 14 HELIX 31 AD4 PHE B 66 ASN B 77 1 12 HELIX 32 AD5 LYS B 84 LEU B 93 1 10 HELIX 33 AD6 PRO B 94 LEU B 99 1 6 HELIX 34 AD7 ASP B 103 MET B 113 1 11 HELIX 35 AD8 SER B 114 ALA B 133 1 20 HELIX 36 AD9 GLU B 136 LEU B 154 1 19 HELIX 37 AE1 PHE B 165 GLY B 184 1 20 HELIX 38 AE2 LYS B 214 GLN B 240 1 27 HELIX 39 AE3 VAL B 241 LEU B 248 5 8 HELIX 40 AE4 SER B 249 GLY B 274 1 26 HELIX 41 AE5 GLY B 284 ASN B 296 1 13 HELIX 42 AE6 CYS B 303 LEU B 316 1 14 HELIX 43 AE7 ILE B 335 LYS B 351 1 17 HELIX 44 AE8 LEU B 352 TYR B 356 5 5 HELIX 45 AE9 VAL B 382 HIS B 408 1 27 HELIX 46 AF1 LYS B 413 CYS B 424 1 12 HELIX 47 AF2 ILE B 426 PHE B 431 1 6 HELIX 48 AF3 ALA B 439 THR B 449 1 11 HELIX 49 AF4 GLN B 454 VAL B 470 1 17 HELIX 50 AF5 ALA B 472 TYR B 476 5 5 HELIX 51 AF6 LYS B 480 ARG B 496 1 17 HELIX 52 AF7 LYS B 497 ARG B 499 5 3 HELIX 53 AF8 ASP B 500 SER B 506 1 7 HELIX 54 AF9 SER B 508 LEU B 524 1 17 HELIX 55 AG1 SER B 526 LYS B 548 1 23 HELIX 56 AG2 ASN B 591 THR B 603 1 13 HELIX 57 AG3 ASN B 605 ALA B 616 1 12 HELIX 58 AG4 ASP B 660 GLY B 678 1 19 HELIX 59 AG5 ASN B 687 GLY B 697 1 11 HELIX 60 AG6 SER B 711 ASN B 724 1 14 SHEET 1 AA1 2 VAL A 162 GLY A 163 0 SHEET 2 AA1 2 SER A 437 ALA A 438 -1 O SER A 437 N GLY A 163 SHEET 1 AA2 6 PHE A 563 SER A 565 0 SHEET 2 AA2 6 LYS A 550 LEU A 556 -1 N GLY A 555 O GLU A 564 SHEET 3 AA2 6 ILE A 578 VAL A 584 -1 O ARG A 582 N SER A 552 SHEET 4 AA2 6 THR A 648 ASP A 652 1 O VAL A 650 N PHE A 581 SHEET 5 AA2 6 GLN A 680 ALA A 684 1 O LEU A 682 N ILE A 651 SHEET 6 AA2 6 LEU A 708 PHE A 709 1 O PHE A 709 N LEU A 683 SHEET 1 AA3 2 VAL B 162 GLY B 163 0 SHEET 2 AA3 2 SER B 437 ALA B 438 -1 O SER B 437 N GLY B 163 SHEET 1 AA4 6 PHE B 563 SER B 565 0 SHEET 2 AA4 6 LYS B 550 LEU B 556 -1 N GLY B 555 O GLU B 564 SHEET 3 AA4 6 ILE B 578 VAL B 584 -1 O ARG B 582 N SER B 552 SHEET 4 AA4 6 THR B 648 ASP B 652 1 O VAL B 650 N PHE B 581 SHEET 5 AA4 6 GLN B 680 ALA B 684 1 O LEU B 682 N ILE B 651 SHEET 6 AA4 6 LEU B 708 PHE B 709 1 O PHE B 709 N LEU B 683 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