HEADER MEMBRANE PROTEIN 27-FEB-25 9M2H TITLE STRUCTURE OF THE AUXIN IMPORTER AUX1 IN ARABIDOPSIS THALIANA IN THE TITLE 2 CHPAA-BOUND STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: AUXIN TRANSPORTER PROTEIN 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AUXIN INFLUX CARRIER PROTEIN 1,POLAR AUXIN TRANSPORT COMPND 5 INHIBITOR-RESISTANT PROTEIN 1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARABIDOPSIS THALIANA; SOURCE 3 ORGANISM_COMMON: THALE CRESS; SOURCE 4 ORGANISM_TAXID: 3702; SOURCE 5 GENE: AUX1, AUX, PIR1, WAV5, AT2G38120, F16M14.5; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS AUXIN, IMPORTER, AUX1, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR L.SUN,X.LIU,H.WEI,Z.YANG REVDAT 2 11-JUN-25 9M2H 1 REMARK HELIX ATOM REVDAT 1 28-MAY-25 9M2H 0 JRNL AUTH L.SUN,X.LIU,H.WEI,Z.YANG JRNL TITL STRUCTURE OF THE AUXIN IMPORTER AUX1 IN ARABIDOPSIS THALIANA JRNL TITL 2 IN THE CHPAA-BOUND STATE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX 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 : 239360 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 9M2H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 28-FEB-25. REMARK 100 THE DEPOSITION ID IS D_1300057048. 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 : AUX1 PROTEIN IN COMPLEX WITH REMARK 245 CHPAA 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 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 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) : 5000.00 REMARK 245 ILLUMINATION MODE : OTHER 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: 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 SER A 2 REMARK 465 GLU A 3 REMARK 465 GLY A 4 REMARK 465 VAL A 5 REMARK 465 GLU A 6 REMARK 465 ALA A 7 REMARK 465 ILE A 8 REMARK 465 VAL A 9 REMARK 465 ALA A 10 REMARK 465 ASN A 11 REMARK 465 ASP A 12 REMARK 465 ASN A 13 REMARK 465 GLY A 14 REMARK 465 THR A 15 REMARK 465 ASP A 16 REMARK 465 GLN A 17 REMARK 465 VAL A 18 REMARK 465 ASN A 19 REMARK 465 GLY A 20 REMARK 465 ASN A 21 REMARK 465 ARG A 22 REMARK 465 THR A 23 REMARK 465 GLY A 24 REMARK 465 LYS A 25 REMARK 465 ASP A 26 REMARK 465 ASN A 27 REMARK 465 GLU A 28 REMARK 465 GLU A 29 REMARK 465 HIS A 30 REMARK 465 ASP A 31 REMARK 465 GLY A 32 REMARK 465 SER A 33 REMARK 465 THR A 34 REMARK 465 GLY A 35 REMARK 465 SER A 36 REMARK 465 ASN A 37 REMARK 465 LEU A 38 REMARK 465 ALA A 470 REMARK 465 ALA A 471 REMARK 465 ALA A 472 REMARK 465 ALA A 473 REMARK 465 ALA A 474 REMARK 465 HIS A 475 REMARK 465 ALA A 476 REMARK 465 PRO A 477 REMARK 465 VAL A 478 REMARK 465 SER A 479 REMARK 465 ALA A 480 REMARK 465 LEU A 481 REMARK 465 HIS A 482 REMARK 465 HIS A 483 REMARK 465 ARG A 484 REMARK 465 LEU A 485 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 SER A 39 OG REMARK 470 SER A 114 OG REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 TRP A 122 CA - CB - CG ANGL. DEV. = 12.8 DEGREES REMARK 500 CYS A 143 CB - CA - C ANGL. DEV. = 7.7 DEGREES REMARK 500 CYS A 181 CB - CA - C ANGL. DEV. = 8.2 DEGREES REMARK 500 ALA A 313 CB - CA - C ANGL. DEV. = 10.0 DEGREES REMARK 500 ALA A 314 CB - CA - C ANGL. DEV. = 10.7 DEGREES REMARK 500 LEU A 317 CB - CA - C ANGL. DEV. = 13.7 DEGREES REMARK 500 MET A 418 N - CA - C ANGL. DEV. = -19.8 DEGREES REMARK 500 SER A 420 N - CA - CB ANGL. DEV. = -9.9 DEGREES 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 PHE A 41 58.26 -141.10 REMARK 500 HIS A 44 15.46 57.66 REMARK 500 SER A 132 -7.23 68.87 REMARK 500 HIS A 191 -158.57 -140.15 REMARK 500 ARG A 194 -61.67 -90.97 REMARK 500 ASN A 308 -159.84 -135.38 REMARK 500 PRO A 371 47.91 -89.18 REMARK 500 TYR A 401 46.70 -94.05 REMARK 500 PRO A 419 46.16 -108.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-63585 RELATED DB: EMDB REMARK 900 STRUCTURE OF THE AUXIN IMPORTER AUX1 IN ARABIDOPSIS THALIANA IN THE REMARK 900 CHPAA-BOUND STATE DBREF 9M2H A 1 485 UNP Q96247 AUX1_ARATH 1 485 SEQRES 1 A 485 MET SER GLU GLY VAL GLU ALA ILE VAL ALA ASN ASP ASN SEQRES 2 A 485 GLY THR ASP GLN VAL ASN GLY ASN ARG THR GLY LYS ASP SEQRES 3 A 485 ASN GLU GLU HIS ASP GLY SER THR GLY SER ASN LEU SER SEQRES 4 A 485 ASN PHE LEU TRP HIS GLY GLY SER VAL TRP ASP ALA TRP SEQRES 5 A 485 PHE SER CYS ALA SER ASN GLN VAL ALA GLN VAL LEU LEU SEQRES 6 A 485 THR LEU PRO TYR SER PHE SER GLN LEU GLY MET LEU SER SEQRES 7 A 485 GLY ILE VAL LEU GLN ILE PHE TYR GLY LEU LEU GLY SER SEQRES 8 A 485 TRP THR ALA TYR LEU ILE SER VAL LEU TYR VAL GLU TYR SEQRES 9 A 485 ARG ALA ARG LYS GLU LYS GLU GLY LYS SER PHE LYS ASN SEQRES 10 A 485 HIS VAL ILE GLN TRP PHE GLU VAL LEU ASP GLY LEU LEU SEQRES 11 A 485 GLY SER TYR TRP LYS ALA LEU GLY LEU ALA PHE ASN CYS SEQRES 12 A 485 THR PHE LEU LEU PHE GLY SER VAL ILE GLN LEU ILE ALA SEQRES 13 A 485 CYS ALA SER ASN ILE TYR TYR ILE ASN ASP HIS LEU ASP SEQRES 14 A 485 LYS ARG THR TRP THR TYR ILE PHE GLY ALA CYS CYS ALA SEQRES 15 A 485 THR THR VAL PHE ILE PRO SER PHE HIS ASN TYR ARG ILE SEQRES 16 A 485 TRP SER PHE LEU GLY LEU GLY MET THR THR TYR THR ALA SEQRES 17 A 485 TRP TYR LEU ALA ILE ALA SER ILE ILE HIS GLY GLN ALA SEQRES 18 A 485 GLU GLY VAL LYS HIS SER GLY PRO THR LYS LEU VAL LEU SEQRES 19 A 485 TYR PHE THR GLY ALA THR ASN ILE LEU TYR THR PHE GLY SEQRES 20 A 485 GLY HIS ALA VAL THR VAL GLU ILE MET HIS ALA MET TRP SEQRES 21 A 485 LYS PRO GLN LYS PHE LYS TYR ILE TYR LEU MET ALA THR SEQRES 22 A 485 LEU TYR VAL PHE THR LEU THR ILE PRO SER ALA ALA ALA SEQRES 23 A 485 VAL TYR TRP ALA PHE GLY ASP ALA LEU LEU ASP HIS SER SEQRES 24 A 485 ASN ALA PHE SER LEU MET PRO LYS ASN ALA TRP ARG ASP SEQRES 25 A 485 ALA ALA VAL ILE LEU MET LEU ILE HIS GLN PHE ILE THR SEQRES 26 A 485 PHE GLY PHE ALA CYS THR PRO LEU TYR PHE VAL TRP GLU SEQRES 27 A 485 LYS VAL ILE GLY MET HIS ASP THR LYS SER ILE CYS LEU SEQRES 28 A 485 ARG ALA LEU ALA ARG LEU PRO VAL VAL ILE PRO ILE TRP SEQRES 29 A 485 PHE LEU ALA ILE ILE PHE PRO PHE PHE GLY PRO ILE ASN SEQRES 30 A 485 SER ALA VAL GLY ALA LEU LEU VAL SER PHE THR VAL TYR SEQRES 31 A 485 ILE ILE PRO SER LEU ALA HIS MET LEU THR TYR ARG SER SEQRES 32 A 485 ALA SER ALA ARG GLN ASN ALA ALA GLU LYS PRO PRO PHE SEQRES 33 A 485 PHE MET PRO SER TRP THR ALA MET TYR VAL LEU ASN ALA SEQRES 34 A 485 PHE VAL VAL VAL TRP VAL LEU ILE VAL GLY PHE GLY PHE SEQRES 35 A 485 GLY GLY TRP ALA SER VAL THR ASN PHE VAL ARG GLN VAL SEQRES 36 A 485 ASP THR PHE GLY LEU PHE ALA LYS CYS TYR GLN CYS LYS SEQRES 37 A 485 PRO ALA ALA ALA ALA ALA HIS ALA PRO VAL SER ALA LEU SEQRES 38 A 485 HIS HIS ARG LEU HET 3C4 A 501 12 HETNAM 3C4 (3-CHLORO-4-HYDROXYPHENYL)ACETIC ACID FORMUL 2 3C4 C8 H7 CL O3 HELIX 1 AA1 SER A 47 ASN A 58 1 12 HELIX 2 AA2 GLN A 62 GLY A 75 1 14 HELIX 3 AA3 MET A 76 ALA A 106 1 31 HELIX 4 AA4 GLN A 121 GLY A 131 1 11 HELIX 5 AA5 LYS A 135 THR A 144 1 10 HELIX 6 AA6 THR A 144 TYR A 162 1 19 HELIX 7 AA7 ARG A 171 ALA A 182 1 12 HELIX 8 AA8 THR A 183 PHE A 186 5 4 HELIX 9 AA9 ARG A 194 LEU A 199 1 6 HELIX 10 AB1 LEU A 199 ILE A 217 1 19 HELIX 11 AB2 VAL A 233 GLY A 238 1 6 HELIX 12 AB3 ALA A 239 TYR A 244 1 6 HELIX 13 AB4 VAL A 251 HIS A 257 1 7 HELIX 14 AB5 LYS A 264 GLY A 292 1 29 HELIX 15 AB6 ASP A 293 LEU A 295 5 3 HELIX 16 AB7 TRP A 310 ILE A 341 1 32 HELIX 17 AB8 SER A 348 ARG A 356 1 9 HELIX 18 AB9 ARG A 356 PHE A 370 1 15 HELIX 19 AC1 PRO A 375 LEU A 384 1 10 HELIX 20 AC2 LEU A 384 TYR A 390 1 7 HELIX 21 AC3 ILE A 391 TYR A 401 1 11 HELIX 22 AC4 SER A 403 ASN A 409 1 7 HELIX 23 AC5 TRP A 421 GLY A 439 1 19 HELIX 24 AC6 GLY A 441 GLY A 459 1 19 SSBOND 1 CYS A 464 CYS A 467 1555 1555 2.02 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 CONECT 3398 3425 CONECT 3425 3398 CONECT 3443 3444 CONECT 3444 3443 3445 3446 CONECT 3445 3444 CONECT 3446 3444 3447 CONECT 3447 3446 3448 3454 CONECT 3448 3447 3449 CONECT 3449 3448 3450 CONECT 3450 3449 3451 3453 CONECT 3451 3450 CONECT 3452 3453 CONECT 3453 3450 3452 3454 CONECT 3454 3447 3453 MASTER 220 0 1 24 0 0 0 6 3453 1 14 38 END