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3.D.4.9.1
Quinol oxidase (proton gradient generated only by chemical charge separation) (Purschke et al., 1997) [DoxA + DoxD comprise a novel membrane-bound thiosulfate: quinone oxidoreductase, Dox (Müller et al., 2004)]

Accession Number:P94117
Protein Name:DoxB aka Heme bearing subunit I of the terminal oxidase
Length:587
Molecular Weight:64992.00
Species:Acidianus ambivalens (Desulfurolobus ambivalens) [2283]
Number of TMSs:14
Location1 / Topology2 / Orientation3: Cell inner membrane1 / Multi-pass membrane protein2
Substrate hydron

Cross database links:

Pfam: PF00115   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0070469 C:respiratory chain
GO:0009055 F:electron carrier activity
GO:0020037 F:heme binding
GO:0016491 F:oxidoreductase activity
GO:0009060 P:aerobic respiration
GO:0022900 P:electron transport chain
GO:0006810 P:transport

References (1)

[1] “The terminal quinol oxidase of the hyperthermophilic archaeon Acidianus ambivalens exhibits a novel subunit structure and gene organization.”  Purschke W.G.et.al.   9023221

External Searches:

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MSLKDLVISL FQLDKDWTTR IVMAMLVMGV IWGLLGVIDS LMVRIQESTW GTYGVLAMTS 
61:	QEYYAGITLH AERDLFGFAE QVEFALFIYF TIKLLNLQPR AKWLLNTAFI AINISMMFME 
121:	GPIVVFPTFN DNYFSATDWY YISPMGIPPY SEYVVSPLFF IGWLLLDAFT YMASVWIIYH 
181:	CYIASKSLKE KLPVALVFFL MNTLLYAIGY SGVTAADIWD ILAYAGIVGL NPIANQIAFW 
241:	IFGHAVVYMA WLPAVAALYL LIPTLANKPL YSDRMARISA LLYLIFSNNV PVHHLYMVNL 
301:	PVAIKVLQEI LTYAVVVPSM MTFLNLWATA KGAQVNFNVI TAFVATSFAG AIAAGVTGIA 
361:	NATIAFDSIV HNSMWVVGHF HAMILLSIVP AAMAVLYFMI PMMTGRQWYS SKMAWIHYIG 
421:	YTIGASILII GFEMIGFYGV VRRAEIYPRV PGLVFAENLA TAGALIAEIA TLVWFVNLVA 
481:	TLVKGRTARL EGLSLGQLIN TVAMSLDWSS AGFKLNNFNK IGKTMNSKAL GAYWALGIIG 
541:	ALIIVISTIP LALGGDMYNA MPWAWIILLT LGIILISYPV LKGAKSL