Protein Details: voltage-gated potassium channel KAT3

Protein ID

ICDB_Pro_0713

Protein Name

voltage-gated potassium channel KAT3

Gene Name

KAT3; AKT4; KC1; At4g32650; F4D11.150

Organism

Arabidopsis thaliana (Mouse-ear cress)

Length

662 amino acids

AlphaFoldDB

AF-P92960-F1-model_v4.pdb

Function

Probable modulatory (alpha) subunit of inward-rectifying potassium channels. Could mediate potassium uptake from the soil solution by plant roots in association with AKT1

Sequence

MSTTTTEARSPLPLLLRRGRSSTALSASTAEARSPLSILQFRRRSSKDVRNITSVSSSLLPAFGTFIEDDNPSSKPFIVLHFDRRYRLWELFLVILVGYSAWASLFELAFEKAAEGALLTIDLVVDFFFAVDIILTFFVSYLDNTTYLNVTDHKLIAKRYLKSVAFVMDVASTLPIQFIYKTITGDVGRGQAFGFLNLLRLWRLRRVAELFKRLEKDAHFNYFVIRVIKLLCVTIFWIHLAGCILYWIAYHYPRPTDTWIGSQVEDFKERSVWLGYTYSMYWSIVTLTTVGYGDLHAVNSREKTFNMFYMLFNIGLTSYIIGIMTNLVVHGALRTFAMRSAINDILRYTSKNRLPDTMREQMLAHMQLKFKTAELRQEEVLQDLPKAIRSSINQHLFRSIIEEAYLFKGFPEGLLVQLVSQIQAEYFPPKMEIILQNEIPTDFYVIVSGGVDIIASKGVSEQVLAKLGPGSMAGEIGVVFNIPQPFTVRTRRLSQVIRIGHHKFKEMVQSDNDVDAKMIIANFMTYLKGLNDELKKEIPFLRDLLDDADAQVQETVQSEETPQSNDEEIVTVSRHENGQIEERRREGVPKRVIIHGQAPPNQDNKNNGDSNGRLIILPDSIQLLFDLAEKKLGKRGSTIAMADGAHVEQIDALRENDHLYIF

PDB Structures

7WM1 7XUF

Ligand Binding

1. DICL_CP

2. DICL_Pep

Binding Site

406..527

Disease

Location

Expressed predominantly in root hairs and root endodermis and; at a lower level; in leaf nodes; trichomes; and hydathodes.

DOI ID

10.1038/47134; 10.1111/tpj.13415; 10.1126/science.1088305; 10.1104/pp.126.4.1646; 10.1073/pnas.052677799; 10.1023/a:1022597102282; 10.1105/tpc.16.01050

RefSeq

NP_194991.1 [P92960-1]