2GHJ

Crystal structure of folded and partially unfolded forms of Aquifex aeolicus ribosomal protein L20

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
A	SCOP2B Superfamily	Ribosomal protein L20	8039343	3000563	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ribosomal protein L20	8039343	3000563	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	Ribosomal protein L20	8039343	3000563	SCOP2B (2022-06-29)
D [auth E]	SCOP2B Superfamily	Ribosomal protein L20	8039343	3000563	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)
A	PF00453	e2ghjA1	A: alpha arrays	X: PABP domain-like	H: Ribosomal protein L20 (From Topology)	T: Ribosomal protein L20	F: PF00453	ECOD (1.6)
B	PF00453	e2ghjB2	A: alpha arrays	X: PABP domain-like	H: Ribosomal protein L20 (From Topology)	T: Ribosomal protein L20	F: PF00453	ECOD (1.6)
C [auth D]	PF00453	e2ghjD1	A: alpha arrays	X: PABP domain-like	H: Ribosomal protein L20 (From Topology)	T: Ribosomal protein L20	F: PF00453	ECOD (1.6)
D [auth E]	PF00453	e2ghjE2	A: alpha arrays	X: PABP domain-like	H: Ribosomal protein L20 (From Topology)	T: Ribosomal protein L20	F: PF00453	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.5.1450	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	1.10.1900.20	Mainly Alpha	Orthogonal Bundle	c-terminal domain of poly(a) binding protein	Ribosomal protein L20, C-terminal domain	CATH (4.3.0)
B	1.20.5.1450	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	1.10.1900.20	Mainly Alpha	Orthogonal Bundle	c-terminal domain of poly(a) binding protein	Ribosomal protein L20, C-terminal domain	CATH (4.3.0)
C [auth D]	1.20.5.1450	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
C [auth D]	1.10.1900.20	Mainly Alpha	Orthogonal Bundle	c-terminal domain of poly(a) binding protein	Ribosomal protein L20, C-terminal domain	CATH (4.3.0)
D [auth E]	1.20.5.1450	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
D [auth E]	1.10.1900.20	Mainly Alpha	Orthogonal Bundle	c-terminal domain of poly(a) binding protein	Ribosomal protein L20, C-terminal domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C [auth D], D [auth E]	50S ribosomal protein L20	structural molecule activity structural constituent of ribosome RNA binding binding organic cyclic compound binding rRNA binding nucleic acid binding	organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process translation gene expression macromolecule biosynthetic process biosynthetic process metabolic process cellular process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure cellular anatomical entity intracellular organelle ribosomal subunit cytosolic large ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex intracellular non-membrane-bounded organelle ribosome cytoplasm cytosol large ribosomal subunit protein-containing complex intracellular anatomical structure cellular anatomical entity intracellular organelle ribosomal subunit cytosolic large ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex intracellular non-membrane-bounded organelle ribosome cytoplasm cytosol large ribosomal subunit non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C [auth D], D [auth E]	IPR049946	Large ribosomal subunit protein bL20, conserved site	Conserved Site
A, B, C [auth D], D [auth E]	IPR035566	Ribosomal protein bL20, C-terminal	Homologous Superfamily
A, B, C [auth D], D [auth E]	IPR005813	Large ribosomal subunit protein bL20	Family

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 R01GM133198.