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1.A.1.7.4 The two pore tonoplast TPK-type K⁺ channel; maintains K⁺ homeostasis in plant cells (Hamamoto et al., 2008); activated by 14-3-3 proteins (Latz et al., 2007).
Accession Number:	A9QMN9
Protein Name:	TPK1
Length:	428
Molecular Weight:	47446.00
Species:	Nicotiana tabacum (Common tobacco) [4097]
Number of TMSs:	5
Location¹ / Topology² / Orientation³:	Cytoplasm¹
Substrate	potassium(1+)

Pfam:	PF07885
Gene Ontology GO:0016021 C:integral to membrane GO:0005267 F:potassium channel activity GO:0006813 P:potassium ion transport
References (1) [1] “Characterization of a tobacco TPK-type K+ channel as a novel tonoplast K+ channel using yeast tonoplasts.” Hamamoto S.et.al. 18029350

UniProt (Universal Protein Resource)
CDD Search (Conserved Domain Database)

Predict TMSs (Predict number of transmembrane segments)

FASTA formatted sequence

1:	MEKEPLLPYV STRTPPHPPS YPAPISLCPL PEDNEISIPP PLTPSELKER LIFGTSEASA 
61:	TALDAFTFNN FTSPELSASS SSSAQKSNLE NTDIHNSWLL DPNYPSWTKS NLHRSKTAPA 
121:	MATINDIDHS PDPKPPQFGK NTIVGQGVVL LILYLTLGVG IYSLFRDHFK ATETHPVVDA 
181:	LYFCIVTMCT IGYGDITPDS TPTKLFSILF VLVGFGFIDI LLTGMVSYVL DLQENYLLRS 
241:	IKSGSVHDAR SYIIDVKKGR MRIRMKVALA LGVVVLCIGI GVAVMHFVEK LGWLDAFYLS 
301:	VMSVTTVGYG DRAFNSMAGR IFASIWLLVS TLAVARAFLY LAEARVDKRH RKMAKWVLDQ 
361:	DLTVSQFLAA DIDNNGFVSK AEYVIYKLKE MGKISDKDVM LICKQFERLD AGNCGRITLA 
421:	DLMESHHH

1.A.1.7.4
The two pore tonoplast TPK-type K⁺ channel; maintains K⁺ homeostasis in plant cells (Hamamoto et al., 2008); activated by 14-3-3 proteins (Latz et al., 2007).

Cross database links:

Gene Ontology

References (1)

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1.A.1.7.4The two pore tonoplast TPK-type K+ channel; maintains K+ homeostasis in plant cells (Hamamoto et al., 2008); activated by 14-3-3 proteins (Latz et al., 2007).

Cross database links:

Gene Ontology

References (1)

External Searches:

Analyze:

1.A.1.7.4
The two pore tonoplast TPK-type K⁺ channel; maintains K⁺ homeostasis in plant cells (Hamamoto et al., 2008); activated by 14-3-3 proteins (Latz et al., 2007).