Annotations: 6XYT

Crystal structure of the O-state of the light-driven sodium pump KR2 in the pentameric form, pH 8.0

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
E	d6xyte_	Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like	Class A G protein-coupled receptor (GPCR)-like	automated matches	automated matches	(Dokdonia eikasta ) [TaxId: 308116 ],	SCOPe (2.08)
D	d6xytd_	Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like	Class A G protein-coupled receptor (GPCR)-like	automated matches	automated matches	(Dokdonia eikasta ) [TaxId: 308116 ],	SCOPe (2.08)
C	d6xytc_	Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like	Class A G protein-coupled receptor (GPCR)-like	automated matches	automated matches	(Dokdonia eikasta ) [TaxId: 308116 ],	SCOPe (2.08)
B	d6xytb_	Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like	Class A G protein-coupled receptor (GPCR)-like	automated matches	automated matches	(Dokdonia eikasta ) [TaxId: 308116 ],	SCOPe (2.08)
A	d6xyta_	Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like	Class A G protein-coupled receptor (GPCR)-like	automated matches	automated matches	(Dokdonia eikasta ) [TaxId: 308116 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E	SCOP2B Superfamily	G protein-coupled receptor-like	8071332	3000473	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	G protein-coupled receptor-like	8071332	3000473	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	G protein-coupled receptor-like	8071332	3000473	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	G protein-coupled receptor-like	8071332	3000473	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	G protein-coupled receptor-like	8071332	3000473	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)
E	Chlor_dismutase	e6xytE1	A: alpha arrays	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Family A G protein-coupled receptor-like	F: Chlor_dismutase	ECOD (v295.2)
D	Chlor_dismutase	e6xytD1	A: alpha arrays	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Family A G protein-coupled receptor-like	F: Chlor_dismutase	ECOD (v295.2)
C	Chlor_dismutase	e6xytC1	A: alpha arrays	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Family A G protein-coupled receptor-like	F: Chlor_dismutase	ECOD (v295.2)
B	Chlor_dismutase	e6xytB1	A: alpha arrays	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Family A G protein-coupled receptor-like	F: Chlor_dismutase	ECOD (v295.2)
A	Chlor_dismutase	e6xytA1	A: alpha arrays	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Family A G protein-coupled receptor-like	F: Chlor_dismutase	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
E	1.20.1070.10	Mainly Alpha	Up-down Bundle	Rhopdopsin 7-helix transmembrane proteins	Rhodopsin 7-helix transmembrane proteins	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Sodium pumping rhodopsin	-	-	cellular anatomical structure membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR001425	Archaeal/bacterial/fungal rhodopsins	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Bacterial, Algal, Viral, and Unusual Rhodopsins	KR2 light-driven Na⁺ pump, pentameric form in O-state, pH 8

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D, E	LYR	Parent Component: LYS : AA0120 : N6-retinylidene-L-lysine MOD:00129