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2.A.7.9.1
Chloroplast triose-P/glycerate-3-P:Pi antiporter (TPT) (phosphoenolpyruvate and 2-phosphoglycerate are poor substrates).

Accession Number:P49133
Protein Name:CPTR aka TPT aka CPT
Length:409
Molecular Weight:44090.00
Species:Zea mays (Maize) [4577]
Number of TMSs:8
Location1 / Topology2 / Orientation3: Plastid1 / Multi-pass membrane protein2
Substrate Triose-phosphoate, Glycerate-3-phosphate, phosphate, Phosphoenolpyruvate, 2-phosphoglycerate

Cross database links:

RefSeq: NP_001105497.1   
Entrez Gene ID: 542473   
Pfam: PF03151   
KEGG: zma:542473   

Gene Ontology

GO:0031969 C:chloroplast membrane
GO:0016021 C:integral to membrane
GO:0005215 F:transporter activity
GO:0006810 P:transport

References (1)

[1] “Cloning and in vivo expression of functional triose phosphate/phosphate translocators from C3- and C4-plants: evidence for the putative participation of specific amino acid residues in the recognition of phosphoenolpyruvate.”  Fischer K.et.al.   8148878

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)
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FASTA formatted sequence
1:	MSALGTLSGG AAGVSGLLRL RRRAAPAPAI AAPSHLPAGT VKCAAAVPDA APIVWGRQLR 
61:	PALLLPAALL PSLQPARRHT LQPPAAAAES AGEAKSVGFL EKYPALVTGF FFFMWYFLNV 
121:	IFNILNKKIY NYFPYPYFVS LIHLVVGVVY CLISWSVGLP KRAPINGTLL KLLFPVALCH 
181:	GIGHITSNVS FAAVAVSFAH TIKALEPFFS AAATQFILGQ QVPFSLWLSL APVVIGVSMA 
241:	SLTELSFNWT GFINAMISNI SFTYRSIYSK KAMTDMDSTN VYAYISIIAL IVCIPPALIF 
301:	EGPKLMQHGF SDAIAKVGLT KFVSDLFLVG LFYHLYNQIA TNTLERVAPL THAVGNVLKR 
361:	VFVIGFSIIV FGNKISTQTG IGTSIAIAGV AMYSYIKAKI EEEKRKKSA