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2.A.1.9.3
Pi uptake porter. Four close paralogues in Medicago truncatula (PT1-4), all localized to roots, show differing affinities for phosphate (Liu et al. 2008).

Accession Number:Q43650
Protein Name:PT1 aka STPT1
Length:540
Molecular Weight:59108.00
Species:Solanum tuberosum (Potato) [4113]
Number of TMSs:12
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate phosphate

Cross database links:

Pfam: PF00083   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005315 F:inorganic phosphate transmembrane transport...
GO:0006817 P:phosphate transport

References (1)

[1] “Two cDNAs from potato are able to complement a phosphate uptake-deficient yeast mutant: identification of phosphate transporters from higher plants.”  Leggewie G.et.al.   9090882

External Searches:

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  • 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)
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FASTA formatted sequence
1:	MANDLQVLNA LDVAKTQLYH FTAIVIAGMG FFTDAYDLFC ISMVTKLLGR IYYHHDNALK 
61:	PGSLPPNVSA AVNGVAFCGT LAGQLFFGWL GDKMGRKKVY GMTLMIMVIC SIASGLSFGH 
121:	TPKSVMTTLC FFRFWLGFGI GGDYPLSATI MSEYANKKTR GAFIAAVFAM QGFGILAGGM 
181:	VAIIVSSAFK GAFPAPAYEV DALASTVSQA DFVWRIILMF GAIPAGLTYY WRMKMPETAR 
241:	YTALVAKNLK QAANDMSKVL QVEIEAEPEK VAAISVANGA NEFGLFSKEF LRRHGLHLLG 
301:	TASTWFLLDI AFYSQNLFQK DIFSAIGWIP PAQTMNALEE VYKIARAQTL IALCSTVPGY 
361:	WFTVAFIDRI GRFAIQLMGF FFMTVFMFAL ALPYHHWTLK DNRIGFVVMY SLTFFFANFG 
421:	PNATTFVVPA EIFPARLRST CHGISAAAGK AGAMVGAFGF LYAAQPTDPK KTDAGYPAGI 
481:	GVRNSLIVLG CVNFLGMLFT FLVPESKGKS LEEMSRENEG EEETVAEMRA TSGRTVLFKF