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2.A.62.1.6
Na+ or Li+/H+ antiporter, NhaD, of 477 aas and 14 TMSs.  It extrudes Na+ or Li+ in exchange for H+ (Dzioba et al. 2002).  Residues important for function have been identified (Ostroumov et al. 2002; Habibian et al. 2005). 

Accession Number:A5F120
Protein Name:Na(+)/H(+) antiporter NhaD
Length:477
Molecular Weight:52378.00
Species:Vibrio cholerae serotype O1 (strain ATCC 39541 / Classical Ogawa 395 / O395) [345073]
Number of TMSs:13
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate

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FASTA formatted sequence
1:	MTGRIALLSL TLFSPLSLAS TPDGQALDFT HSTIGYAALL IFAIAYTLVM LEEYLQLRKS 
61:	KPVLLAAGLI WAMIGYVYQQ TGSTEVARQA LEHNLLEYAE LLLFLLVAMT YISAMEERRL 
121:	FDALKAWMIN RGFNFHTLFW ITGWLAFFIS PIADNLTTAL LMCAVVMKVG GENPKFVSLA 
181:	CINIVIAANA GGAFSPFGDI TTLMVWQAGH VSFLEFMDLF LPSLANYLVP ALVMSLFVPH 
241:	QTPSSIQEVV ELKRGAKRIV VLFLFTILSA IGFHAFFHFP PVIGMMMGLA YLQFFGYFLR 
301:	KTLARSLAKK TAIAMAKNDE AALKRIGSVV PFDVFRSISH AEWDTLLFFY GVVMCVGGLS 
361:	LLGYLGLVSE ILYTEWNPIW ANVLVGLLSS VVDNIPVMFA VLSMQPEMSL GNWLLVTLTA 
421:	GVGGSLLSIG SAAGVALMGA AHGKYTFLSH LKWTPVILLG YVVSIVLHLL LNHQSFT