Annotations: 6U8Y

Structure of the membrane-bound sulfane sulfur reductase (MBS), an archaeal respiratory membrane complex

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
V [auth j]	SCOP2 Family	Nq06/HydA N-terminal domain-like	8097965	4007641	SCOP2 (2022-06-29)
V [auth j]	SCOP2 Superfamily	Nqo6/HydA N-terminal domain-like	8097966	3002291	SCOP2 (2022-06-29)
I [auth J]	SCOP2B Superfamily	Nqo6/HydA N-terminal domain-like	8097966	3002291	SCOP2B (2022-06-29)
S [auth g]	SCOP2 Family	NADH-quinone oxidoreductase NDH subunit 11-like	8097963	4005793	SCOP2 (2022-06-29)
S [auth g]	SCOP2 Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097964	3002200	SCOP2 (2022-06-29)
F [auth G]	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097964	3002200	SCOP2B (2022-06-29)
P [auth c]	SCOP2 Family	Monovalent cation/H+ antiporter MBH, subunit G	8097961	4007805	SCOP2 (2022-06-29)
P [auth c]	SCOP2 Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097962	3002200	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097962	3002200	SCOP2B (2022-06-29)
O [auth b]	SCOP2 Family	Monovalent cation/H+ antiporter MBH, subunit F	8097967	4007804	SCOP2 (2022-06-29)
O [auth b]	SCOP2 Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097968	3002200	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	NADH-quinone oxidoreductase, subunit 11-like	8097968	3002200	SCOP2B (2022-06-29)
X [auth l]	SCOP2 Family	Nqo4-like	8097969	4000433	SCOP2 (2022-06-29)
X [auth l]	SCOP2 Superfamily	HydB/Nqo4-like	8097970	3001849	SCOP2 (2022-06-29)
K [auth L]	SCOP2B Superfamily	HydB/Nqo4-like	8097970	3001849	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
V [auth j]		e6u8yj1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
I [auth J]		e6u8yJ1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
U [auth x]	Pyr_redox_3	e6u8yx1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Pyr_redox_3	ECOD (v295.2)
H [auth X]	Pyr_redox_3	e6u8yX1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Pyr_redox_3	ECOD (v295.2)
T [auth h]		e6u8yh1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
G [auth H]		e6u8yH1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
S [auth g]		e6u8yg1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
F [auth G]		e6u8yG1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
Z [auth n]	MIF	e6u8yn1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: MIF	ECOD (v295.2)
M [auth N]	tRNA-synt_1e	e6u8yN01	A: alpha arrays	X: Rossmann-like	H: Rossmann-related	T: FAD/NAD(P)-binding domain	F: tRNA-synt_1e	ECOD (v295.2)
Y [auth m]		e6u8ym1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
L [auth M]		e6u8yM1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
X [auth l]		e6u8yl1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
K [auth L]		e6u8yL1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
W [auth k]		e6u8yk1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)
J [auth K]		e6u8yK1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F:	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
V [auth j]	3.40.50.12280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (utative)
I [auth J]	3.40.50.12280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (utative)
X [auth l]	1.10.645.10	Mainly Alpha	Orthogonal Bundle	Cytochrome-c3 Hydrogenase	chain B	CATH (utative)
K [auth L]	1.10.645.10	Mainly Alpha	Orthogonal Bundle	Cytochrome-c3 Hydrogenase	chain B	CATH (utative)
W [auth k]	3.30.460.80	Alpha Beta	2-Layer Sandwich	Beta Polymerase	domain 2	CATH (utative)
J [auth K]	3.30.460.80	Alpha Beta	2-Layer Sandwich	Beta Polymerase	domain 2	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I [auth J], V [auth j]	NADH dehydrogenase subunit B	iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity catalytic activity transmembrane transporter activity quinone binding	electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport establishment of localization monoatomic cation transmembrane transport transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport aerobic respiration cellular respiration electron transport coupled proton transport transport proton transmembrane transport monoatomic ion transmembrane transport establishment of localization monoatomic cation transmembrane transport transmembrane transport localization energy coupled proton transmembrane transport, against electrochemical gradient monoatomic ion transport cellular process monoatomic cation transport aerobic respiration cellular respiration energy derivation by oxidation of organic compounds metabolic process generation of precursor metabolites and energy	respiratory chain complex protein-containing complex catalytic complex membrane membrane protein complex transporter complex NADH dehydrogenase complex cellular anatomical structure transmembrane transporter complex respiratory chain complex I oxidoreductase complex
H [auth X], U [auth x]	NADH dehydrogenase subunit M	-	-	cell periphery cellular anatomical structure plasma membrane membrane
G [auth H], T [auth h]	NADH dehydrogenase subunit N	-	-	cell periphery cellular anatomical structure plasma membrane membrane
F [auth G], S [auth g]	Monovalent cation/H+ antiporter subunit C	-	-	cell periphery cellular anatomical structure plasma membrane membrane
E, R [auth e]	Monovalent cation/H+ antiporter subunit B	-	-	cell periphery cellular anatomical structure plasma membrane membrane
D, Q [auth d]	DUF4040 domain-containing protein	-	-	cell periphery cellular anatomical structure plasma membrane membrane
C, P [auth c]	Monovalent cation/H+ antiporter subunit G	monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity proton transmembrane transporter activity sodium:proton antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity metal cation:proton antiporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity	-	-
B, O [auth b]	Monovalent cation/H+ antiporter subunit F	monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity proton transmembrane transporter activity sodium:proton antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity metal cation:proton antiporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity	-	cell periphery cellular anatomical structure plasma membrane membrane
M [auth N], Z [auth n]	NADH dehydrogenase subunit I	oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding	-	cellular anatomical structure membrane
L [auth M], Y [auth m]	NADH dehydrogenase subunit	-	-	cell periphery cellular anatomical structure plasma membrane membrane
K [auth L], X [auth l]	NADH dehydrogenase subunit D	NAD binding binding nucleoside phosphate binding purine nucleotide binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on NAD(P)H catalytic activity quinone binding	-	-
J [auth K], W [auth k]	NADH dehydrogenase subunit C	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity catalytic activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity oxidoreductase activity, acting on NAD(P)H oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor NADH dehydrogenase activity oxidoreductase activity electron transfer activity active monoatomic ion transmembrane transporter activity NADH dehydrogenase (ubiquinone) activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity catalytic activity transmembrane transporter activity	-	-
A, N [auth a]	Monovalent cation/H+ antiporter subunit E	monoatomic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity	-	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I [auth J], V [auth j]	IPR006138	NADH-ubiquinone oxidoreductase, 20 Kd subunit	Family
I [auth J], V [auth j]	IPR006137	NADH:ubiquinone oxidoreductase-like, 20kDa subunit	Domain
H [auth X], U [auth x]	IPR050586	CPA3 Na+/H+ Antiporter Subunit D	Family
H [auth X], U [auth x]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
G [auth H], T [auth h]	IPR050586	CPA3 Na+/H+ Antiporter Subunit D	Family
G [auth H], T [auth h]	IPR001750	NADH:quinone oxidoreductase/Mrp antiporter, transmembrane domain	Domain
F [auth G], S [auth g]	IPR039428	NADH-ubiquinone oxidoreductase chain 4L/Mnh complex subunit C1-like	Family
F [auth G], S [auth g]	IPR050601	CPA3 antiporter subunit C	Family
E, R [auth e]	IPR050622	CPA3 Na(+)/H(+) Antiporter Subunit B	Family
E, R [auth e]	IPR007182	Na+/H+ antiporter MnhB subunit-related protein	Domain
E, R [auth e]	IPR046806	MrpA C-terminal/MbhE	Domain
D, Q [auth d]	IPR025383	MrpA C-terminal/MbhD	Domain
D, Q [auth d]	IPR042106	NADH-ubiquinone/plastoquinone oxidoreductase chain 6, subunit NuoJ	Homologous Superfamily
C, P [auth c]	IPR005133	Na+/H+ antiporter subunit G	Family
B, O [auth b]	IPR007208	Na(+)/H(+) antiporter subunit F-like	Family
M [auth N], Z [auth n]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
M [auth N], Z [auth n]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
M [auth N], Z [auth n]	IPR010226	NADH-quinone oxidoreductase, chain I	Family
L [auth M], Y [auth m]	IPR001694	NADH:ubiquinone oxidoreductase, subunit 1/F420H2 oxidoreductase subunit H	Family
L [auth M], Y [auth m]	IPR052561	Complex I Subunit 1	Family
K [auth L], X [auth l]	IPR022885	NAD(P)H-quinone oxidoreductase subunit D/H	Family
K [auth L], X [auth l]	IPR014029	NADH:ubiquinone oxidoreductase, 49kDa subunit, conserved site	Conserved Site
K [auth L], X [auth l]	IPR029014	[NiFe]-hydrogenase, large subunit	Homologous Superfamily
K [auth L], X [auth l]	IPR001135	NADH-quinone oxidoreductase, subunit D	Domain
J [auth K], W [auth k]	IPR037232	NADH:ubiquinone oxidoreductase, 30kDa subunit superfamily	Homologous Superfamily
J [auth K], W [auth k]	IPR001268	NADH:ubiquinone oxidoreductase, 30kDa subunit	Domain
A, N [auth a]	IPR002758	Na+/H+ antiporter subunit E	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F [auth G], G [auth H], H [auth X], L [auth M], M [auth N], N [auth a], O [auth b], P [auth c], Q [auth d], R [auth e], S [auth g], T [auth h], U [auth x], Y [auth m], Z [auth n]	OPM	Transmembrane	Alpha-helical polytopic	Electron transport chain complex I (NADH dehydrogenase) and supercomplexes	H+ or Na+ translocating NADH dehydrogenase

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F [auth G], G [auth H], H [auth X], L [auth M], M [auth N], N [auth a], O [auth b], P [auth c], Q [auth d], R [auth e], S [auth g], T [auth h], U [auth x], Y [auth m], Z [auth n]	PDBTM	Annotated as membrane protein by PDBTM