Annotations: 7ZCU

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
S [auth R]	Ank+TRP_2+Ank_2	e7zcuR1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
Q [auth P]	Ank+TRP_2+Ank_2	e7zcuP1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
O [auth N]	Ank+TRP_2+Ank_2	e7zcuN1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
M [auth L]	Ank+TRP_2+Ank_2	e7zcuL1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
K [auth J]	Ank+TRP_2+Ank_2	e7zcuJ1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
I [auth H]	Ank+TRP_2+Ank_2	e7zcuH1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
G [auth F]	Ank+TRP_2+Ank_2	e7zcuF1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
E [auth D]	Ank+TRP_2+Ank_2	e7zcuD1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
B	Ank+TRP_2+Ank_2	e7zcuB1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
R [auth Q]	Ank+TRP_2+Ank_2	e7zcuQ1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
P [auth O]	Ank+TRP_2+Ank_2	e7zcuO1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
N [auth M]	Ank+TRP_2+Ank_2	e7zcuM1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
L [auth K]	Ank+TRP_2+Ank_2	e7zcuK1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
J [auth I]	Ank+TRP_2+Ank_2	e7zcuI1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
H [auth G]	Ank+TRP_2+Ank_2	e7zcuG1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
F [auth E]	Ank+TRP_2+Ank_2	e7zcuE1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
D [auth C]	Ank+TRP_2+Ank_2	e7zcuC1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)
A	Ank+TRP_2+Ank_2	e7zcuA1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Ank+TRP_2+Ank_2	ECOD (v294.1)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth S]	PucA-LH2-gamma	-	-	-
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	Light-harvesting protein B-800-850 beta chain	chlorophyll binding binding bacteriochlorophyll binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction metabolic process cellular process generation of precursor metabolites and energy	cell periphery cellular anatomical structure plasma membrane membrane 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 cytoplasmic vesicle cell periphery cellular anatomical structure plasma membrane membrane 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 cytoplasmic vesicle organelle cytoplasm vesicle
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	Light-harvesting protein B-800-850 alpha chain	chlorophyll binding binding bacteriochlorophyll binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction metabolic process cellular process generation of precursor metabolites and energy	membrane-bounded organelle intracellular organelle organelle envelope organelle inner membrane cellular anatomical structure intracellular anatomical structure organelle membrane organelle membrane cell periphery plasma membrane plasma membrane light-harvesting complex protein-containing complex intracellular vesicle membrane-bounded organelle intracellular organelle organelle envelope organelle inner membrane cellular anatomical structure intracellular anatomical structure organelle membrane organelle membrane cell periphery plasma membrane plasma membrane light-harvesting complex protein-containing complex intracellular vesicle plasma membrane-derived chromatophore light-harvesting complex intracellular membrane-bounded organelle cytoplasmic vesicle cytoplasm vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	IPR000066	Antenna complex, alpha/beta subunit	Domain
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	IPR023624	Antenna complex, beta domain superfamily	Homologous Superfamily
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	IPR035889	Light-harvesting complex	Homologous Superfamily
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	IPR023623	Antenna complex, beta subunit, conserved site	Conserved Site
B, E [auth D], G [auth F], I [auth H], K [auth J], B, E [auth D], G [auth F], I [auth H], K [auth J], M [auth L], O [auth N], Q [auth P], S [auth R]	IPR002362	Light-harvesting protein B beta chain	Family
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	IPR000066	Antenna complex, alpha/beta subunit	Domain
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	IPR018332	Antenna complex, alpha subunit	Family
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	IPR002361	Antenna complex, alpha subunit conserved site	Conserved Site
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	IPR035889	Light-harvesting complex	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, D [auth C], E [auth D], F [auth E] A, B, D [auth C], E [auth D], F [auth E], G [auth F], H [auth G], I [auth H], J [auth I], K [auth J], L [auth K], M [auth L], N [auth M], O [auth N], P [auth O], Q [auth P], R [auth Q], S [auth R]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Light-harvesting complexes from bacteria

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, D [auth C], E [auth D], F [auth E] A, B, D [auth C], E [auth D], F [auth E], G [auth F], H [auth G], I [auth H], J [auth I], K [auth J], L [auth K], M [auth L], N [auth M], O [auth N], P [auth O], Q [auth P], R [auth Q], S [auth R]	PDBTM	Annotated as membrane protein by PDBTM

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, D [auth C], F [auth E], H [auth G], J [auth I], A, D [auth C], F [auth E], H [auth G], J [auth I], L [auth K], N [auth M], P [auth O], R [auth Q]	CXM	Parent Component: MET RESID: AA0363 , AA0493 PSI-MOD : N-carboxy-L-methionine MOD:00368 , N-(dihydroxymethyl)-L-methionine (fMet) MOD:01446 , N-(dihydroxymethyl)-L-methionine (Met) MOD:01447

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.