NCBI Accession #
NP_567493.5
NCBI GenBank Nucleotide #
NM_117732.7
NCBI Official Full Name
oligopeptide transporter
NCBI Official Symbol
OPT3
NCBI Official Synonym Symbols
ATOPT3; DL4215C; FCAALL.72; oligopeptide transporter
NCBI Protein Information
oligopeptide transporter
NCBI Summary
Encodes an oligopeptide transporter involved in metal homeostasis. It loads iron into the phloem, facilitates iron recirculation from the xylem to the phloem, and regulates both shoot-to-root iron signaling and iron redistribution from mature to developing tissues.
UniProt Synonym Gene Names
AtOPT3
UniProt Protein Name
Oligopeptide transporter 3
UniProt Primary Accession #
O23482
UniProt Secondary Accession #
Q8H0V0; Q940I5; F4JLS9
UniProt Comments
May be involved in the translocation of tetra- and pentapeptides across the cellular membrane in an energy-dependent manner. Acts also as a metal transporter that could be a component of the copper transport machinery. Essential for early embryo development.