Annotations: 2PBY

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2pbyb_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	automated matches	automated matches	(Geobacillus kaustophilus HTA426 ) [TaxId: 235909 ],	SCOPe (2.08)
A	d2pbya_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	automated matches	automated matches	(Geobacillus kaustophilus HTA426 ) [TaxId: 235909 ],	SCOPe (2.08)
C	d2pbyc_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	automated matches	automated matches	(Geobacillus kaustophilus HTA426 ) [TaxId: 235909 ],	SCOPe (2.08)
D	d2pbyd_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	automated matches	automated matches	(Geobacillus kaustophilus HTA426 ) [TaxId: 235909 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	beta-lactamase/transpeptidase-like	8064346	3001604	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	beta-lactamase/transpeptidase-like	8064346	3001604	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	beta-lactamase/transpeptidase-like	8064346	3001604	SCOP2B (2022-06-29)
D	SCOP2 Family	Glutaminase	8064345	4003774	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	beta-lactamase/transpeptidase-like	8064346	3001604	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	Glutaminase_2nd	e2pbyB3	A: alpha complex topology	X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_2nd	ECOD (1.6)
B	Glutaminase_1st	e2pbyB4	A: a+b three layers	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_1st	ECOD (1.6)
A	Glutaminase_2nd	e2pbyA2	A: alpha complex topology	X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_2nd	ECOD (1.6)
A	Glutaminase_1st	e2pbyA1	A: a+b three layers	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_1st	ECOD (1.6)
C	Glutaminase_2nd	e2pbyC5	A: alpha complex topology	X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_2nd	ECOD (1.6)
C	Glutaminase_1st	e2pbyC6	A: a+b three layers	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_1st	ECOD (1.6)
D	Glutaminase_2nd	e2pbyD5	A: alpha complex topology	X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_2nd	ECOD (1.6)
D	Glutaminase_1st	e2pbyD6	A: a+b three layers	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: Glutaminase_1st	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)
B	1.10.1500.10	Mainly Alpha	Orthogonal Bundle	Probable Glutaminase Ybgj	Chain: A, domain 2	CATH (4.3.0)
A	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)
A	1.10.1500.10	Mainly Alpha	Orthogonal Bundle	Probable Glutaminase Ybgj	Chain: A, domain 2	CATH (4.3.0)
C	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)
C	1.10.1500.10	Mainly Alpha	Orthogonal Bundle	Probable Glutaminase Ybgj	Chain: A, domain 2	CATH (4.3.0)
D	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)
D	1.10.1500.10	Mainly Alpha	Orthogonal Bundle	Probable Glutaminase Ybgj	Chain: A, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF04960	Glutaminase (Glutaminase)	Glutaminase	This family of enzymes deaminates glutamine to glutamate EC:3.5.1.2.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Glutaminase	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides glutaminase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	glutamine metabolic process organonitrogen compound metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process glutamine family amino acid metabolic process proteinogenic amino acid metabolic process organic substance metabolic process metabolic process glutamine metabolic process organonitrogen compound metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process glutamine family amino acid metabolic process proteinogenic amino acid metabolic process organic substance metabolic process metabolic process small molecule metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR015868	Glutaminase	Family
A, B, C, D	IPR012338	Beta-lactamase/transpeptidase-like	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.