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3.D.1.9.1
Hydrogenase 4, Hyf. Catalyzes H2 production and H+/K+ exchange (Bagramyan et al., 2001; 2002).

Accession Number:P77416
Protein Name:Hydrogenase-4 component D
Length:479
Molecular Weight:51755.00
Species:Escherichia coli (strain K12) [83333]
Number of TMSs:14
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate potassium(1+), hydron

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MENLALTTLL LPFIGALVVS FSPQRRAAEW GVLFAALTTL CMLSLISAFY QADKVAVTLT 
61:	LVNVGDVALF GLVIDRVSTL ILFVVVFLGL LVTIYSTGYL TDKNREHPHN GTNRYYAFLL 
121:	VFIGAMAGLV LSSTLLGQLL FFEITGGCSW ALISYYQSDK AQRSALKALL ITHIGSLGLY 
181:	LAAATLFLQT GTFALSAMSE LHGDARYLVY GGILFAAWGK SAQLPMQAWL PDAMEAPTPI 
241:	SAYLHAASMV KVGVYIFARA IIDGGNIPHV IGGVGMVMAL VTILYGFLMY LPQQDMKRLL 
301:	AWSTITQLGW MFFGLSLSIF GSRLALEGSI AYIVNHAFAK SLFFLVAGAL SYSCGTRLLP 
361:	RLRGVLHTLP LPGVGFCVAA LAITGVPPFN GFFSKFPLFA AGFALSVEYW ILLPAMILLM 
421:	IESVASFAWF IRWFGRVVPG KPSEAVADAA PLPGSMRLVL IVLIVMSLIS SVIAATWLQ