NCBI Accession #
NP_001318703.1
NCBI GenBank Nucleotide #
NM_001344287.1
NCBI Official Full Name
histidine-containing phosphotransmitter 3
NCBI Official Symbol
AHP3
NCBI Official Synonym Symbols
ARABIDOPSIS THALIANA HISTIDINE-CONTAINING PHOSPHOTRANSMITTER 2; ATHP2; HIS-ASP PHOSPHOTRANSFER SIGNAL TRANSDUCER; histidine-containing phosphotransmitter 3; MUL8.20; MUL8_20
NCBI Protein Information
histidine-containing phosphotransmitter 3
NCBI Summary
Encodes AHP3, one of the six Arabidopsis thaliana histidine phosphotransfer proteins (AHPs) involved in Histidine (His)-to-Aspartate (Asp) phosphorelay signal transduction. AHPs function as redundant positive regulators of cytokinin signaling. Members of the AHP gene family include: AT3G21510 (AHP1), AT3G29350 (AHP2), AT5G39340 (AHP3), AT3G16360 (AHP4), AT1G03430 (AHP5) and AT1G80100 (AHP6).
UniProt Synonym Gene Names
ATHP2
UniProt Protein Name
Histidine-containing phosphotransfer protein 3
UniProt Primary Accession #
Q9SAZ5
UniProt Secondary Accession #
Q9ZWM4
UniProt Related Accession #
Q9SAZ5
UniProt Comments
Functions as two-component phosphorelay mediators between cytokinin sensor histidine kinases and response regulators (B-type ARRs). Plays an important role in propagating cytokinin signal transduction through the multistep His-to-Asp phosphorelay.