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1.A.11.1.4
Ammonia channel protein, AmtB (forms a ternary complex with the trimeric PII protein, GlnZ (AAG10012) and the nitrogenous regulatory glycohydrolase enzyme, DraG, causing DraG sequestration and N2ase regulation (Huergo et al., 2007)

Accession Number:O67997
Protein Name:AmtB
Length:438
Molecular Weight:45088.00
Species:Azospirillum brasilense [192]
Number of TMSs:12
Location1 / Topology2 / Orientation3: Mitochondrion membrane1 / Multi-pass membrane protein2
Substrate ammonia

Cross database links:

Pfam: PF00909   

Gene Ontology

GO:0016020 C:membrane
GO:0008519 F:ammonium transmembrane transporter activity
GO:0055085 P:transmembrane transport

References (1)

[1] “(Methyl)ammonium transport in the nitrogen-fixing bacterium Azospirillum brasilense.”  Van Dommelen A.et.al.   9573149

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:	MSRLFTLAAP TMAAILGLAG LPAAALAQES AAAAAEPTLS SGDTAWMLVA TALVLFMTIP 
61:	GLALFYGGMV RKMNVLSVVM QSFAICCLVS ILWFFAGYSI AFTEGTPYFG SLSKFMLAGI 
121:	TKDSLTGVIP ETIFVVFQMT FAIITPALIT GAFADRMKFS SMLVFTGLWS LIVYAPITHW 
181:	VWGPGGYLAG DGVLDYAGGT VVHINAGVAG LVAAIVLGKR KGYPNENFAP HNLVLSLIGA 
241:	SMLWVGWFGF NAGSAVAADG RAGMAMLVTQ IAAATAAMSW LLVEWATKGK GSVLGIISGA 
301:	IAGLVAITPA SGFVGPTGAL VIGLAAGVIC YWGATGLKRA LGYDDSLDAF GVHGVGGIVG 
361:	AILTGVFAQE AIGGTAGALE GNVGQIWTQV YGILATIVYS AVGSFIILKV IDVVMGLRVD 
421:	EDVERDGLDL ALHGETIH