HEADER TRANSPORT PROTEIN 31-DEC-69 6OB6 TITLE Human equilibrative nucleoside transporter-1, TITLE 2 S-(4-nitrobenzyl)-6-thioinosine bound, merohedrally twinned COMPND MOL_ID: 1; COMPND 2 MOLECULE: Equilibrative nucleoside transporter 1; COMPND 3 CHAIN: A, B; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.90 ANGSTORMS 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 LEU A 239 REMARK 465 LYS A 240 REMARK 465 LEU A 241 DBREF 6OB6 A 2 456 UNP Q99808 S29A1_HUMAN 2 456 SEQRES 1 A 39 PRO GLN ASP ARG TYR LYS ALA VAL TRP LEU ILE PHE PHE SEQRES 2 A 39 MET LEU GLY LEU GLY THR LEU LEU PRO TRP ASN PHE PHE SEQRES 3 A 39 MET THR ALA THR GLN TYR PHE THR ASN ARG LEU ASP MET SEQRES 1 A 167 ASN SER LEU SER ALA ILE PHE ASN ASN VAL MET THR LEU SEQRES 2 A 167 CYS ALA MET LEU PRO LEU LEU LEU PHE THR TYR LEU ASN SEQRES 3 A 167 SER PHE LEU HIS GLN ARG ILE PRO GLN SER VAL ARG ILE SEQRES 4 A 167 LEU GLY SER LEU VAL ALA ILE LEU LEU VAL PHE LEU ILE SEQRES 5 A 167 THR ALA ILE LEU VAL LYS VAL GLN LEU ASP ALA LEU PRO SEQRES 6 A 167 PHE PHE VAL ILE THR MET ILE LYS ILE VAL LEU ILE ASN SEQRES 7 A 167 SER PHE GLY ALA ILE LEU GLN GLY SER LEU PHE GLY LEU SEQRES 8 A 167 ALA GLY LEU PHE PRO ALA SER TYR THR ALA ALA ILE MET SEQRES 9 A 167 SER GLY GLN GLY LEU ALA GLY PHE PHE ALA SER VAL ALA SEQRES 10 A 167 MET ILE CYS ALA ILE ALA SER GLY SER GLU LEU SER GLU SEQRES 11 A 167 SER ALA PHE GLY TYR PHE ILE THR ALA CYS ALA VAL ILE SEQRES 12 A 167 ILE LEU THR ILE ILE CYS TYR LEU GLY LEU PRO ARG LEU SEQRES 13 A 167 GLU PHE TYR ARG TYR TYR GLN GLN LEU LYS LEU