About Products Protein Database Contact

TPK3

Gene
TPK3
Protein
Two-pore potassium channel 3
Organism
Arabidopsis thaliana
Length
436 amino acids
Function
Two-pore potassium channel modulating the proton motive force (pmf) necessary to convert photochemical energy into physiological functions. Mediates the potassium efflux from the thylakoid lumen required for the regulation of the transmembrane electrical potential, the enhancement of the pH gradient for ATP synthesis, the regulation of electron flow, and pH-mediated photoprotective responses. Requires calcium for channel activity.
Similarity
Belongs to the two pore domain potassium channel (TC 1.A.1.7) family.
Mass
48.732 kDa
Sequence
MANEGSDPLLQYMISPRLKKPPQLLFPLPEDNEVAIPMPMTPSEFKERLIFGPFSCSPRDSSHFIDSMKQPSPSSSSTAVNNPFSDSSTLDPLLPPPPPQPEPWLSDQTSSHCQGHALHRSKTAPAMAVINDLHHPIRQKDPTETSRSVVRQAFALLVVYLSLGVLIYWLNRDHYVVNQTHPVVDGLYFCIVTMCTIGYGDITPNSVVTKLFSIMFVLVGFGFIDILLSGMVSYVLDLQESYMLDSAKRRDEPEKRRSYIIDVKKGRMRIRLKVALALGVVVLCIAVGVGIMHFIEEIGWLDSFYLSVMSVTTVGYGDRAFKTLPGRLFAAIWLLVSTLAVARAFLYLAEARVDKRNRERAKKVLCETMSVSQFFAADIDNNGCVSKAEYVIYKLKEMEKITDKDILPISKQFDKLDRCSNGKITLLDLLEGGSGD

Gene
TPK3
Protein
cAMP-dependent protein kinase type 3
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
398 amino acids
Similarity
Belongs to the protein kinase superfamily. AGC Ser/Thr protein kinase family. cAMP subfamily.
Mass
45.977 kDa
Sequence
MYVDPMNNNEIRKLSITAKTETTPDNVGQDIPVNAHSVHEECSSNTPVEINGRNSGKLKEEASAGICLVKKPMLQYRDTSGKYSLSDFQILRTLGTGSFGRVHLIRSNHNGRFYALKTLKKHTIVKLKQVEHTNDERRMLSIVSHPFIIRMWGTFQDSQQVFMVMDYIEGGELFSLLRKSQRFPNPVAKFYAAEVCLALEYLHSKDIIYRDLKPENILLDKNGHIKITDFGFAKYVPDVTYTLCGTPDYIAPEVVSTKPYNKSVDWWSFGVLIYEMLAGYTPFYNSNTMKTYENILNAELKFPPFFHPDAQDLLKKLITRDLSERLGNLQNGSEDVKNHPWFNEVIWEKLLARYIETPYEPPIQQGQGDTSQFDRYPEEEFNYGIQGEDPYMDLMKEF

Gene
TPK3
Protein
Thiamine pyrophosphokinase 3
Organism
Oryza sativa subsp. japonica
Length
267 amino acids
Function
Catalyzes the phosphorylation of thiamine to thiamine pyrophosphate (TPP). TPP is an active cofactor for enzymes involved in glycolysis and energy production. Plant leaves require high levels of TPP for photosynthesis and carbohydrate metabolism (By similarity).
Similarity
Belongs to the thiamine pyrophosphokinase family.
Mass
29.253 kDa
Sequence
MAPRPAMSHSSAFLLPSPSAAAAGADADGAAYALLVLNQRLPRFAPRLWDRAQVRVCADGGANRVFDGMPELFPGQDPDEVRRRYKPDVIKGDLDSVRPEVKEYYSNMGTQIVDESHDQDTTDLHKCVAFITENSAIPNKSNLCIFALGALGGRFDHEMGNINVLHLFPNNRIILLSDDCLIFLLPRTHTHNIHIERSIEGPHCGLIPIGAPSATTTTTGLQWNLDNTSMSFGGLISTSNIVREESTVVTITSDSDLIWTISLRHHS