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


2.A.1.1.48
The pentose/hexose transporter (sugar transport protein 2), STP2. (Expressed during pollen maturation and early stages of gametophyte development) (Truernit et al., 1999)

Accession Number:Q9LNV3
Protein Name:Sugar transport protein 2 aka STP2
Length:498
Molecular Weight:55023.00
Species:Arabidopsis thaliana (Mouse-ear cress) [3702]
Number of TMSs:12
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2

Cross database links:

Genevestigator: Q9LNV3
eggNOG: KOG0254
HEGENOM: HBG744444
RefSeq: NP_172214.5   
Entrez Gene ID: 837245   
Pfam: PF00083   
KEGG: ath:AT1G07340   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0015145 F:monosaccharide transmembrane transporter ac...
GO:0015293 F:symporter activity
GO:0015749 P:monosaccharide transport
GO:0009555 P:pollen development
GO:0055085 P:transmembrane transport

References (4)

[1] “Sequence and analysis of chromosome 1 of the plant Arabidopsis thaliana.”  Theologis A.et.al.   11130712
[2] “Whole genome sequence comparisons and 'full-length' cDNA sequences: a combined approach to evaluate and improve Arabidopsis genome annotation.”  Castelli V.et.al.   14993207
[3] “A male gametophyte-specific monosaccharide transporter in Arabidopsis.”  Truernit E.et.al.   10074716
[4] “The monosaccharide transporter gene family in land plants is ancient and shows differential subfamily expression and expansion across lineages.”  Johnson D.A.et.al.   16923188

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:  
FASTA formatted sequence 
1:	MAVGSMNVEE GTKAFPAKLT GQVFLCCVIA AVGGLMFGYD IGISGGVTSM DTFLLDFFPH 
61:	VYEKKHRVHE NNYCKFDDQL LQLFTSSLYL AGIFASFISS YVSRAFGRKP TIMLASIFFL 
121:	VGAILNLSAQ ELGMLIGGRI LLGFGIGFGN QTVPLFISEI APARYRGGLN VMFQFLITIG 
181:	ILAASYVNYL TSTLKNGWRY SLGGAAVPAL ILLIGSFFIH ETPASLIERG KDEKGKQVLR 
241:	KIRGIEDIEL EFNEIKYATE VATKVKSPFK ELFTKSENRP PLVCGTLLQF FQQFTGINVV 
301:	MFYAPVLFQT MGSGDNASLI STVVTNGVNA IATVISLLVV DFAGRRCLLM EGALQMTATQ 
361:	MTIGGILLAH LKLVGPITGH AVPLIVLILI CVYVSGFAWS WGPLGWLVPS EIYPLEVRNA 
421:	GYFCAVAMNM VCTFIIGQFF LSALCRFRSL LFFFFGIMNI IMGLFVVFFL PETKGVPIEE 
481:	MAEKRWKTHP RWKKYFKD