1EYS | pdb_00001eys

CRYSTAL STRUCTURE OF PHOTOSYNTHETIC REACTION CENTER FROM A THERMOPHILIC BACTERIUM, THERMOCHROMATIUM TEPIDUM

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: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth C]	d1eysc_	All alpha proteins	Multiheme cytochromes	Multiheme cytochromes	Photosynthetic reaction centre (cytochrome subunit)	Photosynthetic reaction centre (cytochrome subunit)	(Thermochromatium tepidum ) [TaxId: 1050 ],	SCOPe (2.08)
B [auth L]	d1eysl_	Membrane and cell surface proteins and peptides	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	L (light) subunit	(Thermochromatium tepidum ) [TaxId: 1050 ],	SCOPe (2.08)
C [auth M]	d1eysm_	Membrane and cell surface proteins and peptides	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	M (medium) subunit	(Thermochromatium tepidum ) [TaxId: 1050 ],	SCOPe (2.08)
D [auth H]	d1eysh1	All beta proteins	PRC-barrel domain	PRC-barrel domain	Photosynthetic reaction centre, H-chain, cytoplasmic domain	Photosynthetic reaction centre	(Thermochromatium tepidum ) [TaxId: 1050 ],	SCOPe (2.08)
D [auth H]	d1eysh2	Membrane and cell surface proteins and peptides	Single transmembrane helix	Photosystem II reaction centre subunit H, transmembrane region	Photosystem II reaction centre subunit H, transmembrane region	Photosystem II reaction centre subunit H, transmembrane region	(Thermochromatium tepidum ) [TaxId: 1050 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth C]	SCOP2 Family	PRC cytochrome subunit-like	8026785	4001549	SCOP2 (2022-06-29)
A [auth C]	SCOP2 Superfamily	PRC cytochrome c repeat-like	8090733	3002452	SCOP2 (2022-06-29)
A [auth C]	SCOP2 Superfamily	PRC cytochrome c repeat-like	8039164	3002452	SCOP2 (2022-06-29)
B [auth L]	SCOP2 Family	Bacterial photosystem II reaction centre, L and M subunits	8025353	4002035	SCOP2 (2022-06-29)
B [auth L]	SCOP2 Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8037732	3000736	SCOP2 (2022-06-29)
C [auth M]	SCOP2 Family	Bacterial photosystem II reaction centre, L and M subunits	8025355	4002035	SCOP2 (2022-06-29)
C [auth M]	SCOP2 Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8037734	3000736	SCOP2 (2022-06-29)
D [auth H]	SCOP2 Family	Photosystem II reaction centre subunit H, transmembrane region	8025357	4002050	SCOP2 (2022-06-29)
D [auth H]	SCOP2 Family	Photosynthetic reaction centre, H-chain, cytoplasmic domain	8029619	4001979	SCOP2 (2022-06-29)
D [auth H]	SCOP2 Superfamily	Photosystem II reaction centre subunit H, transmembrane region	8037736	3000750	SCOP2 (2022-06-29)
D [auth H]	SCOP2 Superfamily	PRC-barrel domain	8041998	3000637	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth C]	Enolase_C	e1eysC1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: Enolase_C	ECOD (v294.1)
B [auth L]		e1eysL1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F:	ECOD (v294.1)
C [auth M]		e1eysM1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F:	ECOD (v294.1)
D [auth H]	PRCH	e1eysH2	A: extended segments	X: Photosystem II reaction centre subunit H, transmembrane region	H: Photosystem II reaction centre subunit H, transmembrane region	T: Photosystem II reaction centre subunit H, transmembrane region	F: PRCH	ECOD (v294.1)
D [auth H]	Chromo	e1eysH1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Chromo	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth C]	1.10.468.10	Mainly Alpha	Orthogonal Bundle	Photosynthetic Reaction Center, subunit C	domain 2	CATH (4.3.0)
B [auth L]	1.20.85.10	Mainly Alpha	Up-down Bundle	Photosynthetic Reaction Center, subunit M	domain 1	CATH (4.3.0)
C [auth M]	1.20.85.10	Mainly Alpha	Up-down Bundle	Photosynthetic Reaction Center, subunit M	domain 1	CATH (4.3.0)
D [auth H]	4.10.540.10	Few Secondary Structures	Irregular	Photosynthetic Reaction Center	Chain H, domain 1	CATH (4.3.0)
D [auth H]	3.90.50.10	Alpha Beta	Alpha-Beta Complex	Photosynthetic Reaction Center	Chain H, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	PHOTOSYNTHETIC REACTION CENTER	-	-	-
B [auth L]	PHOTOSYNTHETIC REACTION CENTER	-	-	-
C [auth M]	PHOTOSYNTHETIC REACTION CENTER	-	-	-
D [auth H]	PHOTOSYNTHETIC REACTION CENTER	-	photosynthesis photosynthesis, light reaction metabolic process cellular process generation of precursor metabolites and energy	membrane-bounded organelle plasma membrane light-harvesting complex protein-containing complex intracellular anatomical structure intracellular vesicle plasma membrane-derived chromatophore light-harvesting complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle cytoplasm vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
D [auth H]	IPR014747	Bacterial photosynthetic reaction centre, H-chain, C-terminal	Homologous Superfamily
D [auth H]	IPR015810	Photosynthetic reaction centre, H subunit, N-terminal	Domain
D [auth H]	IPR005652	Photosynthetic reaction centre, H subunit	Family
D [auth H]	IPR037097	Photosynthetic reaction centre, H subunit, N-terminal domain superfamily	Homologous Superfamily
D [auth H]	IPR011033	PRC-barrel-like superfamily	Homologous Superfamily
D [auth H]	IPR027275	PRC-barrel domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
D [auth H]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Photosynthetic reaction centers from bacteria

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
D [auth H]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
D [auth H]	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
D [auth H]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Photosynthetic Reaction Centers	Photosynthetic Reaction Center

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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