Top ▲

SLC52 family of riboflavin transporters C

Unless otherwise stated all data on this page refer to the human proteins. Gene information is provided for human (Hs), mouse (Mm) and rat (Rn).


Click here for help

« Hide

Riboflavin, also known as vitamin B2, is a precursor of the enzyme cofactors flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD). Riboflavin transporters are predicted to possess 10 or 11 TM segments.


Click here for help

RFVT1 (solute carrier family 52 member 1 / SLC52A1) C Show summary »

RFVT2 (solute carrier family 52 member 2 / SLC52A2) C Show summary »

Target Id 2572
Nomenclature solute carrier family 52 member 2
Systematic nomenclature SLC52A2
Common abbreviation RFVT2
Previous and unofficial names GPCR41 | GPR172A | PAR1 | PERV-A receptor 1 | Porcine endogenous retrovirus A receptor 1 | RFVT2 | Riboflavin transporter 1 | solute carrier family 52 (riboflavin transporter), member 2 | solute carrier protein 52, member 2 | solute carrier protein 52
Genes SLC52A2 (Hs), Slc52a2 (Mm), Slc52a2 (Rn)
Ensembl ID ENSG00000185803 (Hs), ENSMUSG00000022560 (Mm), ENSRNOG00000032561 (Rn)
UniProtKB AC Q9HAB3 (Hs), Q9D8F3 (Mm), B5MEV3 (Rn)
Bioparadigms SLC Tables SLC52A2 (Hs)
Endogenous substrates
riboflavin pKm 3.0 [1]
Stoichiometry Unknown

RFVT3 (solute carrier family 52 member 3 / SLC52A3) C Show summary »


Click here for help

Show »

Further reading

Click here for help

Show »


Click here for help

Show »

How to cite this family page

Database page citation:

SLC52 family of riboflavin transporters. Accessed on 17/09/2021. IUPHAR/BPS Guide to PHARMACOLOGY,

Concise Guide to PHARMACOLOGY citation:

Alexander SPH, Kelly E, Mathie A, Peters JA, Veale EL, Armstrong JF, Faccenda E, Harding SD, Pawson AJ, Sharman JL, Southan C, Davies JA; CGTP Collaborators. (2019) The Concise Guide to PHARMACOLOGY 2019/20: Transporters. Br J Pharmacol. 176 Issue S1: S397-S493.