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3.A.1.16.3
Bicarbonate porter (activated by low [CO2] mediated by CmpR; (Nishimura et al., 2008))

Accession Number:P39660
Protein Name:Bicarbonate-binding protein cmpA
Length:450
Molecular Weight:49108.00
Species: [1140]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Peripheral membrane protein2
Substrate HCO3-

Cross database links:

RefSeq: YP_400505.1   
Entrez Gene ID: 3773661   
BioCyc: SELO1140:SYNPCC7942_1488-MONOMER   
KEGG: syf:Synpcc7942_   

Gene Ontology

GO:0005886 C:plasma membrane
GO:0006811 P:ion transport

References (5)

[1] “DNA sequence and regulation of the gene (cbpA) encoding the 42-kilodalton cytoplasmic membrane carotenoprotein of the cyanobacterium Synechococcus sp. strain PCC 7942.”  Reddy K.J.et.al.   2498292
[2] “Sequencing and modification of the gene encoding the 42-kilodalton protein in the cytoplasmic membrane of Synechococcus PCC 7942.”  Omata T.et.al.   16667451
[3] “Identification of an ATP-binding cassette transporter involved in bicarbonate uptake in the cyanobacterium Synechococcus sp. strain PCC 7942.”  Omata T.et.al.   10557362
[4] “Bicarbonate binding activity of the CmpA protein of the cyanobacterium Synechococcus sp. strain PCC 7942 involved in active transport of bicarbonate.”  Maeda S.et.al.   10779519
[5] “Involvement of a CbbR homolog in low CO2-induced activation of the bicarbonate transporter operon in cyanobacteria.”  Omata T.et.al.   11222586

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
FASTA formatted sequence
1:	MNEFQPVNRR QFLFTLGATA ASAILLKGCG NPPSSSGGGT SSTTQPTAAG ASDLEVKTIK 
61:	LGYIPIFEAA PLIIGREKGF FAKYGLDVEV SKQASWAAAR DNVILGSAGG GIDGGQWQMP 
121:	MPALLTEGAI SNGQKVPMYV LACLSTQGNG IAVSNQLKAQ NLGLKLAPNR DFILNYPQTS 
181:	GRKFKASYTF PNANQDFWIR YWFAAGGIDP DKDIELLTVP SAETLQNMRN GTIDCFSTGD 
241:	PWPSRIAKDD IGYQAALTGQ MWPYHPEEFL ALRADWVDKH PKATLALLMG LMEAQQWCDQ 
301:	KANRAEMAKI LSGRNFFNVP VSILQPILEG QIKVGADGKD LNNFDAGPLF WKSPRGSVSY 
361:	PYKGLTLWFL VESIRWGFNK QVLPDIAAAQ KLNDRVTRED LWQEAAKKLG VPAADIPTGS 
421:	TRGTETFFDG ITYNPDSPQA YLQSLKIKRA