HPPA_CALS4
K(+)-insensitive pyrophosphate-energized proton pump
MGAYLTLIYGVIVIAALVIIGLIKFIFAQDKGNEKMQQISDAIKEGAMAF
LNRQYKTIASLALIVAVIIVVANYYGHLSEGSSQALSFALHVGFAFITGA
FCSALSGYIGMYMAVNSNIRAAAGARSGLNRALQIALKGGAVTGLAVTAL
SLFGVATLFLAYGGLSGQDELIKEAPSLIVGFGFGASFVALFAQLGGGIY
TKAADVGADLVGKVEAGIPEDDPRNPAVIADLVGDNVGDCAGRGADLFES
TAAENIGAMILGVGLYPIFGWKGILFPLVARAIGIIASIIGIFFVNTKDE
SKDPMIALNKGYFVTTVVNLIALFFAVKVMLSGHLPDGRPVNYLLLYGAV
VTGVILSYIFVFLTDYYTSVNKRPVQEIAKASTTGAATNIITGTSVGMES
TALPVIFISAAIYIAYKLGEMAIPHIGTAGLYGTAIATMGMLSTTAYILA
MDTFGPITDNAGGITEMSGAPEEIRRVTDRLDACGNTTKALTKGYAIGSA
ALATFLLFSAYLDEVKKILGKPIDSWFPVDIGKPEVFIGAFIGAMIVYLF
SSTAIRAVGKAAQYVILEVRRQFREIPGIMEGTAKPDYARAVDIVTKGAL
KEMVIPGLIVVVTPILVGVILGKEAAAAFLMIGTISGVILALYLNNGGGA
WDNAKKFIELGNYGGKGSDAHKASVVGDTVGDPFKDTAGPSLHVLIKLIS
TITLVFVALFR
Legend:
Inside
Membrane
Outside
Re-entrant loop
Beta barrel inside
Periplasm
Interfacial helix
Legend:
Inside
Membrane
Outside
Re-entrant loop
Beta barrel inside
Periplasm
Interfacial helix
