3O18 | pdb_00003o18

Crystal structure of c-phycocyanin from Themosynechococcus vulcanus at 1.35 angstroms resolution

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3o18b_	All alpha proteins	Globin-like	Globin-like	Phycocyanin-like phycobilisome proteins	Phycocyanin beta subunit	(Thermostichus vulcanus ) [TaxId: 32053 ],	SCOPe (2.08)
A	d3o18a_	All alpha proteins	Globin-like	Globin-like	Phycocyanin-like phycobilisome proteins	Phycocyanin alpha subunit	(Thermostichus vulcanus ) [TaxId: 32053 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	Phycocyanin-like phycobilisome proteins	8099877	4000579	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Globin-like	8099878	3000554	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)
B	Phycobilisome	e3o18B1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: Phycobilisome	ECOD (1.6)
A	Phycobilisome	e3o18A1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: Phycobilisome	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.490.20	Mainly Alpha	Orthogonal Bundle	Globin-like	Phycocyanins	CATH (4.2.0)
A	1.10.490.20	Mainly Alpha	Orthogonal Bundle	Globin-like	Phycocyanins	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	C-phycocyanin beta subunit	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex membrane protein complex light-harvesting complex phycobilisome
A	C-phycocyanin alpha subunit	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex membrane protein complex light-harvesting complex phycobilisome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR038719	Phycobilisome, alpha/beta subunit superfamily	Homologous Superfamily
B	IPR006247	Phycocyanin, beta subunit	Family
B	IPR009050	Globin-like superfamily	Homologous Superfamily
B	IPR012128	Phycobilisome, alpha/beta subunit	Family
A	IPR038719	Phycobilisome, alpha/beta subunit superfamily	Homologous Superfamily
A	IPR006246	Phycocyanin, alpha subunit	Family
A	IPR009050	Globin-like superfamily	Homologous Superfamily
A	IPR012128	Phycobilisome, alpha/beta subunit	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	MEN	Parent Component: ASN RESID: AA0070 PSI-MOD : N4-methyl-L-asparagine MOD:00079

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.