Annotations: 1NKG

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1nkga1	All beta proteins	Prealbumin-like	Starch-binding domain-like	Rhamnogalacturonase B, RhgB, middle domain	Rhamnogalacturonase B, RhgB, middle domain	(Aspergillus aculeatus ) [TaxId: 5053 ],	SCOPe (2.08)
A	d1nkga2	All beta proteins	Galactose-binding domain-like	Galactose-binding domain-like	Rhamnogalacturonase B, RhgB, C-terminal domain	Rhamnogalacturonase B, RhgB, C-terminal domain	(Aspergillus aculeatus ) [TaxId: 5053 ],	SCOPe (2.08)
A	d1nkga3	All beta proteins	Supersandwich	Galactose mutarotase-like	Rhamnogalacturonase B, RhgB, N-terminal domain	Rhamnogalacturonase B, RhgB, N-terminal domain	(Aspergillus aculeatus ) [TaxId: 5053 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Rhamnogalacturonase B, RhgB, middle domain	8025557	4001689	SCOP2 (2022-06-29)
A	SCOP2 Family	Rhamnogalacturonase B, RhgB, C-terminal domain	8025558	4001725	SCOP2 (2022-06-29)
A	SCOP2 Family	Rhamnogalacturonase B, RhgB, N-terminal domain	8025560	4001745	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Starch-binding domain-like	8037936	3000816	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	galactose-binding domain-like	8037937	3000087	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Galactose mutarotase-like	8037939	3000035	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)
A	CBM-like	e1nkgA1	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: CBM-like	ECOD (1.6)
A	fn3_3	e1nkgA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Prealbumin-like	F: fn3_3	ECOD (1.6)
A	RhgB_N	e1nkgA3	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: supersandwich (From Topology)	T: supersandwich	F: RhgB_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.70.98.10	Mainly Beta	Distorted Sandwich	Beta-galactosidase	Chain A, domain 5	CATH (4.3.0)
A	2.60.40.1120	Mainly Beta	Sandwich	Immunoglobulin-like	Carboxypeptidase-like, regulatory domain	CATH (4.3.0)
A	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Rhamnogalacturonase B	binding carbohydrate binding rhamnogalacturonan endolyase activity lyase activity carbon-oxygen lyase activity, acting on polysaccharides catalytic activity carbon-oxygen lyase activity	cellular component organization cell wall organization or biogenesis cell wall organization cellular process cellular component organization or biogenesis external encapsulating structure organization carbohydrate metabolic process catabolic process pectin metabolic process carbohydrate catabolic process primary metabolic process macromolecule catabolic process pectin catabolic process polysaccharide metabolic process cellular component organization cell wall organization or biogenesis cell wall organization cellular process cellular component organization or biogenesis external encapsulating structure organization carbohydrate metabolic process catabolic process pectin metabolic process carbohydrate catabolic process primary metabolic process macromolecule catabolic process pectin catabolic process polysaccharide metabolic process polysaccharide catabolic process metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013784	Carbohydrate-binding-like fold	Homologous Superfamily
A	IPR029411	Rhamnogalacturonan lyase, domain III	Domain
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A	IPR029413	Rhamnogalacturonan lyase, domain II	Domain
A	IPR015364	Rhamnogalacturonase B, N-terminal	Domain
A	IPR016590	Rhamnogalacturonase B	Family
A	IPR014718	Glycoside hydrolase-type carbohydrate-binding	Homologous Superfamily
A	IPR011013	Galactose mutarotase-like 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.