3RG6 | pdb_00003rg6

Crystal structure of a chaperone-bound assembly intermediate of form I Rubisco

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)
B [auth C]	SCOP2B Superfamily	RbcX-like	8035592	3001662	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	RbcX-like	8035592	3001662	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	RbcX-like	8035592	3001662	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	RbcX-like	8035592	3001662	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	RuBisCO, large subunit, small (N-terminal) domain	8035453	3001258	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	RuBisCo, C-terminal domain	8043701	3000552	SCOP2B (2022-06-29)
D [auth B]	SCOP2B Superfamily	RuBisCO, large subunit, small (N-terminal) domain	8035453	3001258	SCOP2B (2022-06-29)
D [auth B]	SCOP2B Superfamily	RuBisCo, C-terminal domain	8043701	3000552	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)
B [auth C]	G-gamma	e3rg6C1	A: alpha bundles	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: G-gamma	ECOD (develop294)
C [auth D]	zf-rbx1	e3rg6D1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: zf-rbx1	ECOD (develop294)
E	zf-rbx1	e3rg6E1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: zf-rbx1	ECOD (develop294)
F	zf-rbx1	e3rg6F1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: zf-rbx1	ECOD (develop294)
A	G-gamma	e3rg6A1	A: alpha bundles	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: G-gamma	ECOD (develop294)
D [auth B]	Beta-barrel_RND	e3rg6B3	A: alpha bundles	X: Fusion glycoprotein F2	H: HTH	T: winged helix domain	F: Beta-barrel_RND	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth C]	1.10.1200.210	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
C [auth D]	1.10.1200.210	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
E	1.10.1200.210	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
F	1.10.1200.210	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
A	3.30.70.150	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	RuBisCO large subunit, N-terminal domain	CATH (4.3.0)
A	3.20.20.110	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Ribulose bisphosphate carboxylase, large subunit, C-terminal domain	CATH (4.3.0)
D [auth B]	3.30.70.150	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	RuBisCO large subunit, N-terminal domain	CATH (4.3.0)
D [auth B]	3.20.20.110	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Ribulose bisphosphate carboxylase, large subunit, C-terminal domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth C], C [auth D], E, F	RbcX protein	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity protein folding chaperone	cellular component organization cellular component biogenesis cellular component assembly ribulose bisphosphate carboxylase complex assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis photosynthesis metabolic process carbon fixation	intracellular organelle bacterial microcompartment cellular anatomical structure intracellular anatomical structure organelle carboxysome membraneless organelle intracellular membraneless organelle cytoplasm
A, D [auth B]	Ribulose bisphosphate carboxylase large chain	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding ribulose-bisphosphate carboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity monooxygenase activity oxidoreductase activity	metabolic compound salvage biosynthetic process metabolic process cellular process photorespiration carbohydrate metabolic process photosynthesis reductive pentose-phosphate cycle carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process carbon fixation	intracellular organelle bacterial microcompartment cellular anatomical structure intracellular anatomical structure organelle carboxysome membraneless organelle intracellular membraneless organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth C], C [auth D], E, F	IPR046381	RuBisCO chaperone RbcX	Family
B [auth C], C [auth D], E, F	IPR003435	Chaperonin-like RbcX	Family
B [auth C], C [auth D], E, F	IPR038052	Chaperonin-like RbcX superfamily	Homologous Superfamily
A, D [auth B]	IPR020888	Ribulose bisphosphate carboxylase large subunit, type I	Family
A, D [auth B]	IPR036376	Ribulose bisphosphate carboxylase, large subunit, C-terminal domain superfamily	Homologous Superfamily
A, D [auth B]	IPR020878	Ribulose bisphosphate carboxylase, large chain, active site	Active Site
A, D [auth B]	IPR000685	Ribulose bisphosphate carboxylase, large subunit, C-terminal	Domain
A, D [auth B]	IPR033966	RuBisCO	Family
A, D [auth B]	IPR017443	Ribulose bisphosphate carboxylase, large subunit, ferrodoxin-like N-terminal	Domain
A, D [auth B]	IPR036422	RuBisCO large subunit, N-terminal 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.