9j2n

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Cryo-EM structure of the human glucose transporter, GLUT7 in outward-facing open conformation

Structural highlights

9j2n is a 1 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:Electron Microscopy, Resolution 3.3Å
Ligands:NAG
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

GTR7_HUMAN Probable sugar transporter (PubMed:28083649). Even if its physiological substrate is subject to discussion, it is able to transport glucose and fructose (PubMed:16186102, PubMed:28083649, PubMed:29548810). Does not transport galactose, 2-deoxy-d-glucose and xylose (PubMed:15033637).[1] [2] [3] [4]

References

  1. Li Q, Manolescu A, Ritzel M, Yao S, Slugoski M, Young JD, Chen XZ, Cheeseman CI. Cloning and functional characterization of the human GLUT7 isoform SLC2A7 from the small intestine. Am J Physiol Gastrointest Liver Physiol. 2004 Jul;287(1):G236-42. PMID:15033637 doi:10.1152/ajpgi.00396.2003
  2. Manolescu A, Salas-Burgos AM, Fischbarg J, Cheeseman CI. Identification of a hydrophobic residue as a key determinant of fructose transport by the facilitative hexose transporter SLC2A7 (GLUT7). J Biol Chem. 2005 Dec 30;280(52):42978-83. PMID:16186102 doi:10.1074/jbc.M508678200
  3. Ebert K, Ludwig M, Geillinger KE, Schoberth GC, Essenwanger J, Stolz J, Daniel H, Witt H. Reassessment of GLUT7 and GLUT9 as Putative Fructose and Glucose Transporters. J Membr Biol. 2017 Apr;250(2):171-182. PMID:28083649 doi:10.1007/s00232-016-9945-7
  4. Gauer JS, Tumova S, Lippiat JD, Kerimi A, Williamson G. Differential patterns of inhibition of the sugar transporters GLUT2, GLUT5 and GLUT7 by flavonoids. Biochem Pharmacol. 2018 Jun;152:11-20. PMID:29548810 doi:10.1016/j.bcp.2018.03.011

Contents


PDB ID 9j2n

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