3PRU | pdb_00003pru

Crystal Structure of Phycobilisome 32.1 kDa linker polypeptide, phycocyanin-associated, rod 1 (fragment 14-158) from Synechocystis sp. PCC 6803, Northeast Structural Genomics Consortium Target SgR182A

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2 Family	Phycobilisome linker domain-like	8047743	4005795	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	Phycobilisome linker domain-like	8052316	3002104	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	Phycobilisome linker domain-like	8052317	3002104	SCOP2 (2022-06-29)
C [auth B]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052316	3002104	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052317	3002104	SCOP2B (2022-06-29)
B [auth A]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052316	3002104	SCOP2B (2022-06-29)
B [auth A]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052317	3002104	SCOP2B (2022-06-29)
A [auth C]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052317	3002104	SCOP2B (2022-06-29)
A [auth C]	SCOP2B Superfamily	Phycobilisome linker domain-like	8052316	3002104	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)
D		e3pruD1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Gal-bind_lectin	F:	ECOD (20:10:01)
C [auth B]		e3pruB1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Gal-bind_lectin	F:	ECOD (20:10:01)
B [auth A]		e3pruA1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Gal-bind_lectin	F:	ECOD (20:10:01)
A [auth C]		e3pruC1	A: Globin-like	X: Globin-like	H: Globin-like	T: Ribosomal_L37e	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.10.3130.20	Mainly Alpha	Orthogonal Bundle	serine acetyltransferase, domain 1	Phycobilisome linker domain	CATH (4.3.0)
C [auth B]	1.10.3130.20	Mainly Alpha	Orthogonal Bundle	serine acetyltransferase, domain 1	Phycobilisome linker domain	CATH (4.3.0)
B [auth A]	1.10.3130.20	Mainly Alpha	Orthogonal Bundle	serine acetyltransferase, domain 1	Phycobilisome linker domain	CATH (4.3.0)
A [auth C]	1.10.3130.20	Mainly Alpha	Orthogonal Bundle	serine acetyltransferase, domain 1	Phycobilisome linker domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth C], B [auth A], C [auth B], D	PF00427	Phycobilisome Linker polypeptide (PBS_linker_poly)	Phycobilisome Linker polypeptide	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C], B [auth A], C [auth B], D	Phycobilisome 32.1 kDa linker polypeptide, phycocyanin-associated, rod 1	-	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
A [auth C], B [auth A], C [auth B], D	IPR016470	Phycobilisome linker protein	Family
A [auth C], B [auth A], C [auth B], D	IPR008213	CpcD-like domain	Domain
A [auth C], B [auth A], C [auth B], D	IPR001297	Phycobilisome linker domain	Domain
A [auth C], B [auth A], C [auth B], D	IPR038255	Phycobilisome linker domain superfamily	Homologous Superfamily

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.