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2.A.38.1.4 Two component K⁺transporter, TrkA (TM1088A/B/TM1089) (The x-ray structure (2G1U_A) of TM1088A, the nucleotide-binding subunit, shows a Rossmann fold, and the crystal structure has AMP tightly bound to the GXGXXG motif. TM1089 is the membrane subunit) (Johnson et al., 2009).
Accession Number:	Q9X0H4
Protein Name:	TRK system potassium uptake protein TrkH
Length:	495
Molecular Weight:	54747.00
Species:	Thermotoga maritima [2336]
Number of TMSs:	12
Location¹ / Topology² / Orientation³:	Early endosome membrane¹ / Multi-pass membrane protein²
Substrate	potassium(1+)

RefSeq:	NP_228895.1
Entrez Gene ID:	898677
Pfam:	PF02386
BioCyc:	TMAR243274:TM_1089-MONOMER
KEGG:	tma:TM1089
Gene Ontology GO:0016021 C:integral to membrane GO:0008324 F:cation transmembrane transporter activity GO:0006812 P:cation transport GO:0055085 P:transmembrane transport
References (1) [1] “Evidence for lateral gene transfer between Archaea and Bacteria from genome sequence of Thermotoga maritima.” Nelson K.E.et.al. 10360571

UniProt (Universal Protein Resource)
CDD Search (Conserved Domain Database)

Predict TMSs (Predict number of transmembrane segments)

FASTA formatted sequence

1:	MTSTKYRLKV IFWYVGQLLI WFPAILLLPT IFVIFYPEEW IYIESFLVPS IISFASGVVL 
61:	KKVSKLNETR VVGYQEGAVI VVTTWCAAVV LSALPFVIEG LLNFHQAVFE ATSGWTTTGL 
121:	TMFPDVESLP HVFLVWRSVM QFIGGAGFAV IMLATLIGPL GASLYSSEGR VDNILPNVTH 
181:	STKVIMVIYV AYAAAGMFFL HMAGMPWFDA FNHSLTALAT GGFSVKNASI GYYGSVSIEV 
241:	ITIVLMLLGG TGFGIHYTLW KGNFKAFVKN GEPWIMGSTI VIASLFLLRP AEKVFHEKAL 
301:	RYVVFQVVSA ITGTGFSNAD LVPWVTLFPI GVYLLTVIMM LGGMMDSTAG GLKQFRVFVT 
361:	LKLIYRSIIN FMGPRRKVEK IIVWKGENRK TIDDGIIKDM FVFFGVYALT YLVGTLILMS 
421:	YGYDPLVSMF EFSSAMNGVG LSVGLTSPNL PVGVIWTMTV GMFLGRLEFL VVFYAIVRII 
481:	RDVKILLEER GGVNS

2.A.38.1.4
Two component K⁺transporter, TrkA (TM1088A/B/TM1089) (The x-ray structure (2G1U_A) of TM1088A, the nucleotide-binding subunit, shows a Rossmann fold, and the crystal structure has AMP tightly bound to the GXGXXG motif. TM1089 is the membrane subunit) (Johnson et al., 2009).

Cross database links:

Gene Ontology

References (1)

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2.A.38.1.4Two component K+ transporter, TrkA (TM1088A/B/TM1089) (The x-ray structure (2G1U_A) of TM1088A, the nucleotide-binding subunit, shows a Rossmann fold, and the crystal structure has AMP tightly bound to the GXGXXG motif. TM1089 is the membrane subunit) (Johnson et al., 2009).

Cross database links:

Gene Ontology

References (1)

External Searches:

Analyze:

2.A.38.1.4
Two component K⁺transporter, TrkA (TM1088A/B/TM1089) (The x-ray structure (2G1U_A) of TM1088A, the nucleotide-binding subunit, shows a Rossmann fold, and the crystal structure has AMP tightly bound to the GXGXXG motif. TM1089 is the membrane subunit) (Johnson et al., 2009).