HEADER TRANSPORT PROTEIN 25-OCT-24 9K8Y TITLE STRUCTURE OF PFENT1(T144C,K375C,N60R,Q266R) WITH INOSINE- OUTWARD- TITLE 2 FACING STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NUCLEOSIDE TRANSPORTER 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EQUILIBRATIVE NUCLEOSIDE TRANSPORTER 1,PFNT1,EQUILIBRATIVE COMPND 5 NUCLEOSIDE TRANSPORTER TYPE 1,PFENT1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PLASMODIUM FALCIPARUM 3D7; SOURCE 3 ORGANISM_TAXID: 36329; SOURCE 4 GENE: NT1, PF3D7_1347200; SOURCE 5 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS COMPLEX, MEMBRANE PROTEIN, INOSINE, TRANSPORT PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR X.Y.CHEN,J.L.LI,X.WANG,D.DENG REVDAT 1 29-APR-26 9K8Y 0 JRNL AUTH X.Y.CHEN,J.L.LI,X.WANG,D.DENG JRNL TITL STRUCTURE OF PFENT1(T144C,K375C,N60R,Q266R) WITH INOSINE- JRNL TITL 2 OUTWARD-FACING STATE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.76 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) : 3.760 REMARK 3 NUMBER OF PARTICLES : 102309 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 9K8Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 30-OCT-24. REMARK 100 THE DEPOSITION ID IS D_1300052965. 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 : STRUCTURE OF REMARK 245 PFENT1(T144C,K375C,N60R,Q266R) REMARK 245 WITH INOSINE- OUTWARD-FACING REMARK 245 STATE 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 : 8.00 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 K2 SUMMIT (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1100.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1800.00 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) : 5123.40 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: 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 ASN A 214 REMARK 465 LYS A 215 REMARK 465 ASN A 216 REMARK 465 ASN A 217 REMARK 465 LYS A 218 REMARK 465 LYS A 219 REMARK 465 ASP A 220 REMARK 465 GLU A 221 REMARK 465 GLU A 222 REMARK 465 ASN A 223 REMARK 465 LYS A 224 REMARK 465 GLU A 225 REMARK 465 ASN A 226 REMARK 465 ASN A 227 REMARK 465 ALA A 228 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 ASN A 66 CG OD1 ND2 REMARK 470 ILE A 167 CG1 CG2 CD1 REMARK 470 SER A 239 OG REMARK 470 ILE A 397 CG1 CG2 CD1 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 A 291 0.16 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-62182 RELATED DB: EMDB REMARK 900 STRUCTURE OF PFENT1(T144C,K375C,N60R,Q266R) WITH INOSINE DBREF 9K8Y A 31 406 UNP Q8IDM6 ENT1_PLAF7 31 406 SEQADV 9K8Y ARG A 60 UNP Q8IDM6 ASN 60 ENGINEERED MUTATION SEQADV 9K8Y CYS A 144 UNP Q8IDM6 THR 144 ENGINEERED MUTATION SEQADV 9K8Y ALA A 190 UNP Q8IDM6 TYR 190 CONFLICT SEQADV 9K8Y ARG A 266 UNP Q8IDM6 GLN 266 ENGINEERED MUTATION SEQADV 9K8Y CYS A 375 UNP Q8IDM6 LYS 375 ENGINEERED MUTATION SEQRES 1 A 376 SER SER LYS GLN HIS PHE MET LEU SER LEU THR PHE ILE SEQRES 2 A 376 LEU ILE GLY LEU SER SER LEU ASN VAL TRP ASN THR ALA SEQRES 3 A 376 LEU GLY LEU ARG ILE ASN PHE LYS TYR ASN THR PHE GLN SEQRES 4 A 376 ILE THR GLY LEU VAL CYS SER SER ILE VAL ALA LEU PHE SEQRES 5 A 376 VAL GLU ILE PRO LYS ILE MET LEU PRO PHE LEU LEU GLY SEQRES 6 A 376 GLY LEU SER ILE LEU CYS ALA GLY PHE GLN ILE SER HIS SEQRES 7 A 376 SER PHE PHE THR ASP THR GLN PHE ASP THR TYR CYS LEU SEQRES 8 A 376 VAL ALA PHE ILE VAL ILE GLY VAL VAL ALA GLY LEU ALA SEQRES 9 A 376 GLN THR ILE ALA PHE ASN ILE GLY SER CYS MET GLU ASP SEQRES 10 A 376 ASN MET GLY GLY TYR MET SER ALA GLY ILE GLY ILE SER SEQRES 11 A 376 GLY VAL PHE ILE PHE VAL ILE ASN LEU LEU LEU ASP GLN SEQRES 12 A 376 PHE VAL SER PRO GLU LYS HIS TYR GLY VAL ASN LYS ALA SEQRES 13 A 376 LYS LEU LEU ALA LEU TYR ILE ILE CYS GLU LEU CYS LEU SEQRES 14 A 376 ILE LEU ALA ILE VAL PHE CYS VAL CYS ASN LEU ASP LEU SEQRES 15 A 376 THR ASN LYS ASN ASN LYS LYS ASP GLU GLU ASN LYS GLU SEQRES 16 A 376 ASN ASN ALA THR LEU SER TYR MET GLU LEU PHE LYS ASP SEQRES 17 A 376 SER TYR LYS ALA ILE LEU THR MET PHE LEU VAL ASN TRP SEQRES 18 A 376 LEU THR LEU GLN LEU PHE PRO GLY VAL GLY HIS LYS LYS SEQRES 19 A 376 TRP ARG GLU SER HIS ASN ILE SER ASP TYR ASN VAL THR SEQRES 20 A 376 ILE ILE VAL GLY MET PHE GLN VAL PHE ASP PHE LEU SER SEQRES 21 A 376 ARG TYR PRO PRO ASN LEU THR HIS ILE LYS ILE PHE LYS SEQRES 22 A 376 ASN PHE THR PHE SER LEU ASN LYS LEU LEU VAL ALA ASN SEQRES 23 A 376 SER LEU ARG LEU LEU PHE ILE PRO TRP PHE ILE LEU ASN SEQRES 24 A 376 ALA CYS VAL ASP HIS PRO PHE PHE LYS ASN ILE VAL GLN SEQRES 25 A 376 GLN CYS VAL CYS MET ALA MET LEU ALA PHE THR ASN GLY SEQRES 26 A 376 TRP PHE ASN THR VAL PRO PHE LEU VAL PHE VAL LYS GLU SEQRES 27 A 376 LEU LYS LYS ALA LYS LYS CYS LYS GLU ILE GLU ILE ILE SEQRES 28 A 376 SER THR PHE LEU VAL ILE ALA MET PHE VAL GLY LEU PHE SEQRES 29 A 376 CYS GLY ILE TRP THR THR TYR ILE TYR ASN LEU PHE HET NOS A 501 19 HETNAM NOS INOSINE FORMUL 2 NOS C10 H12 N4 O5 HELIX 1 AA1 SER A 31 LEU A 59 1 29 HELIX 2 AA2 ASN A 62 VAL A 83 1 22 HELIX 3 AA3 PRO A 86 ILE A 88 5 3 HELIX 4 AA4 MET A 89 PHE A 111 1 23 HELIX 5 AA5 THR A 112 MET A 145 1 34 HELIX 6 AA6 MET A 149 VAL A 175 1 27 HELIX 7 AA7 LYS A 185 LEU A 210 1 26 HELIX 8 AA8 SER A 231 PHE A 257 1 27 HELIX 9 AA9 HIS A 262 ASN A 270 1 9 HELIX 10 AB1 SER A 272 TYR A 292 1 21 HELIX 11 AB2 PRO A 293 THR A 297 5 5 HELIX 12 AB3 ILE A 299 THR A 306 5 8 HELIX 13 AB4 SER A 308 ARG A 319 1 12 HELIX 14 AB5 LEU A 321 VAL A 332 1 12 HELIX 15 AB6 HIS A 334 ASN A 339 1 6 HELIX 16 AB7 ASN A 339 ASN A 358 1 20 HELIX 17 AB8 THR A 359 GLU A 368 1 10 HELIX 18 AB9 LYS A 374 THR A 400 1 27 HELIX 19 AC1 TYR A 401 PHE A 406 5 6 SHEET 1 AA1 2 LYS A 179 HIS A 180 0 SHEET 2 AA1 2 VAL A 183 ASN A 184 -1 O VAL A 183 N HIS A 180 SSBOND 1 CYS A 144 CYS A 375 1555 1555 2.04 CISPEP 1 PHE A 257 PRO A 258 0 2.62 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 870 2615 CONECT 2615 870 CONECT 2871 2872 2880 2885 CONECT 2872 2871 2873 2878 CONECT 2873 2872 2874 CONECT 2874 2873 2875 CONECT 2875 2874 2876 CONECT 2876 2875 2877 2878 CONECT 2877 2876 CONECT 2878 2872 2876 2879 CONECT 2879 2878 2880 CONECT 2880 2871 2879 CONECT 2881 2882 2883 CONECT 2882 2881 CONECT 2883 2881 2884 2888 CONECT 2884 2883 2885 CONECT 2885 2871 2884 2886 CONECT 2886 2885 2887 2888 CONECT 2887 2886 CONECT 2888 2883 2886 2889 CONECT 2889 2888 MASTER 147 0 1 19 2 0 0 6 2888 1 21 29 END