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2.A.1.14.22
The chloroplast thylakoid Na+:phosphate symporter, ANTR1 (512aas) (Pavón et al., 2008). Residues essential for function have been identified (Ruiz-Pavón et al., 2010).

Accession Number:O82390
Protein Name:Sodium-dependent phosphate transport protein 1, chloroplastic
Length:512
Molecular Weight:56499.00
Species:Arabidopsis thaliana (Mouse-ear cress) [3702]
Number of TMSs:12
Location1 / Topology2 / Orientation3: Plastid1 / Multi-pass membrane protein2
Substrate Na+, phosphate

Cross database links:

Genevestigator: O82390
eggNOG: KOG2532
HEGENOM: HBG561587
RefSeq: NP_180526.1    NP_850136.1    NP_973561.1   
Entrez Gene ID: 817515   
Pfam: PF07690   
KEGG: ath:AT2G29650   

Gene Ontology

GO:0009535 C:chloroplast thylakoid membrane
GO:0016021 C:integral to membrane
GO:0030504 F:inorganic diphosphate transmembrane transpo...
GO:0005315 F:inorganic phosphate transmembrane transport...
GO:0015293 F:symporter activity
GO:0009624 P:response to nematode
GO:0006814 P:sodium ion transport
GO:0055085 P:transmembrane transport

References (7)

[1] “Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana.”  Lin X.et.al.   10617197
[2] “Empirical analysis of transcriptional activity in the Arabidopsis genome.”  Yamada K.et.al.   14593172
[3] “Whole genome sequence comparisons and 'full-length' cDNA sequences: a combined approach to evaluate and improve Arabidopsis genome annotation.”  Castelli V.et.al.   14993207
[4] “Characterization of a protein of the plastid inner envelope having homology to animal inorganic phosphate, chloride and organic-anion transporters.”  Roth C.et.al.   14564522
[5] “Arabidopsis ANTR1 is a thylakoid Na+-dependent phosphate transporter: functional characterization in Escherichia coli.”  Pavon L.R.et.al.   18353780
[6] “Functional analysis of the Arabidopsis PHT4 family of intracellular phosphate transporters.”  Guo B.et.al.   18086223
[7] “Differential expression and phylogenetic analysis suggest specialization of plastid-localized members of the PHT4 phosphate transporter family for photosynthetic and heterotrophic tissues.”  Guo B.et.al.   19513231

External Searches:

  • Search: DB with
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  • 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:	MNARALLCSS NIHSLYTSNR PPEKTSSSRS LRNLKPSPKS LRVWIYPRNR SSVFRVLVRS 
61:	SDKSESSNSY YVEGDKVSGN NDVVSDSPSS IVLPWWEEFP KRWVIVLLCF SAFLLCNMDR 
121:	VNMSIAILPM SAEYGWNPAT VGLIQSSFFW GYLLTQIAGG IWADTVGGKR VLGFGVIWWS 
181:	IATILTPVAA KLGLPYLLVV RAFMGVGEGV AMPAMNNILS KWVPVQERSR SLALVYSGMY 
241:	LGSVTGLAFS PFLIHQFGWP SVFYSFGSLG TVWLTLWLTK AESSPLEDPT LLPEERKLIA 
301:	DNCASKEPVK SIPWRLILSK PPVWALISCH FCHNWGTFIL LTWMPTYYHQ VLKFNLMESG 
361:	LLSVFPWMTM AISANAGGWI ADTLVSRGFS VTNVRKIMQT IGFLGPAFFL TQLKHIDSPT 
421:	MAVLCMACSQ GTDAFSQSGL YSNHQDIAPR YSGVLLGLSN TAGVLAGVLG TAATGHILQH 
481:	GSWDDVFTIS VGLYLVGTVI WNLFSTGEKI ID