Annotations: 4HPP

Crystal structure of novel glutamine synthase homolog

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)
A	SCOP2 Family	Glutamine synthetase, N-terminal domain	8046383	4001002	SCOP2 (2022-06-29)
A	SCOP2 Family	Glutamine synthetase catalytic domain	8095915	4002006	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	GS N-terminal domain-like	8095916	3000408	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Glutamine synthetase/guanido kinase	8095917	3000676	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	Gln-synt_C	e4hppA1	A: alpha arrays	X: GIY-YIG endonuclease	H: GIY-YIG endonuclease	T: GIY-YIG endonuclease	F: Gln-synt_C	ECOD (v295)
A	Peptidase_M4,Peptidase_M4_C	e4hppA2	A: alpha arrays	X: GIY-YIG endonuclease	H: GIY-YIG endonuclease	T: GIY-YIG endonuclease	F: Peptidase_M4,Peptidase_M4_C	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
A	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00120	Glutamine synthetase, catalytic domain (Gln-synt_C)	Glutamine synthetase, catalytic domain		Domain
A	PF16952	Glutamine synthetase N-terminal domain (Gln-synt_N_2)	Glutamine synthetase N-terminal domain	Glutamine synthetase (GS) plays an essential role in the metabolism of nitrogen by catalysing the condensation of glutamate and ammonia to form glutamine. This entry represents the glutamine synthetase N-terminal domain, which contributes to the subs ...	Glutamine synthetase (GS) plays an essential role in the metabolism of nitrogen by catalysing the condensation of glutamate and ammonia to form glutamine. This entry represents the glutamine synthetase N-terminal domain, which contributes to the substrate binding pocket of the enzyme [1,2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Probable glutamine synthetase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding acid-ammonia (or amide) ligase activity ammonia ligase activity glutamine synthetase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity cation binding metal ion binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008146	Glutamine synthetase, catalytic domain	Domain
A	IPR014746	Glutamine synthetase/guanido kinase, catalytic domain	Homologous Superfamily
A	IPR008147	Glutamine synthetase, N-terminal domain	Domain
A	IPR036651	Glutamine synthetase, N-terminal domain superfamily	Homologous Superfamily

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