TCDB is operated by the Saier Lab Bioinformatics Group
« See all members of the family


1.A.1.7.7
Chloroplast thylakoid two-pore calcium and proton-activated K+ channel, TPK3 of 436 aas and 4 TMSs.  Mediates ion counterbalancing, influencing photosynthetic llight utilization (Carraretto et al. 2013).  Reviewed by González et al. 2014.

Accession Number:Q9SVV6
Protein Name:Two-pore potassium channel 3
Length:436
Molecular Weight:48732.00
Species:Arabidopsis thaliana (Mouse-ear cress) [3702]
Number of TMSs:4
Location1 / Topology2 / Orientation3: Vacuole membrane1 / Multi-pass membrane protein2
Substrate K+

Cross database links:

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
Window Size: Angle:  
FASTA formatted sequence
1:	MANEGSDPLL QYMISPRLKK PPQLLFPLPE DNEVAIPMPM TPSEFKERLI FGPFSCSPRD 
61:	SSHFIDSMKQ PSPSSSSTAV NNPFSDSSTL DPLLPPPPPQ PEPWLSDQTS SHCQGHALHR 
121:	SKTAPAMAVI NDLHHPIRQK DPTETSRSVV RQAFALLVVY LSLGVLIYWL NRDHYVVNQT 
181:	HPVVDGLYFC IVTMCTIGYG DITPNSVVTK LFSIMFVLVG FGFIDILLSG MVSYVLDLQE 
241:	SYMLDSAKRR DEPEKRRSYI IDVKKGRMRI RLKVALALGV VVLCIAVGVG IMHFIEEIGW 
301:	LDSFYLSVMS VTTVGYGDRA FKTLPGRLFA AIWLLVSTLA VARAFLYLAE ARVDKRNRER 
361:	AKKVLCETMS VSQFFAADID NNGCVSKAEY VIYKLKEMEK ITDKDILPIS KQFDKLDRCS 
421:	NGKITLLDLL EGGSGD