2GLS | pdb_00002gls

REFINED ATOMIC MODEL OF GLUTAMINE SYNTHETASE AT 3.5 ANGSTROMS RESOLUTION

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2glsa1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
A	d2glsa2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
C	d2glsc1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
C	d2glsc2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
D	d2glsd1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
D	d2glsd2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
E	d2glse1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
E	d2glse2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
F	d2glsf1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
F	d2glsf2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
G	d2glsg1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
G	d2glsg2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
H	d2glsh1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
H	d2glsh2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
I	d2glsi1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
I	d2glsi2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
L	d2glsl1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
L	d2glsl2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
K	d2glsk1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
K	d2glsk2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
J	d2glsj1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
J	d2glsj2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d2glsb1	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	Glutamine synthetase, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d2glsb2	Alpha and beta proteins (a+b)	Glutamine synthetase/guanido kinase	Glutamine synthetase/guanido kinase	Glutamine synthetase catalytic domain	Glutamine synthetase, C-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	GS N-terminal domain-like	8034612	3000408	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Glutamine synthetase/guanido kinase	8036260	3000676	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	tRNA_int_endo_N	e2glsA1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
A		e2glsA2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
C	tRNA_int_endo_N	e2glsC1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
C		e2glsC2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
D	tRNA_int_endo_N	e2glsD1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
D		e2glsD2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
E	tRNA_int_endo_N	e2glsE1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
E		e2glsE2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
F	tRNA_int_endo_N	e2glsF1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
F		e2glsF2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
G	tRNA_int_endo_N	e2glsG1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
G		e2glsG2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
H	tRNA_int_endo_N	e2glsH1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
H		e2glsH2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
I	tRNA_int_endo_N	e2glsI1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
I		e2glsI2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
L	tRNA_int_endo_N	e2glsL1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
L		e2glsL2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
K	tRNA_int_endo_N	e2glsK1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
K		e2glsK2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
J	tRNA_int_endo_N	e2glsJ1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
J		e2glsJ2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)
B	tRNA_int_endo_N	e2glsB1	A: beta barrels	X: ETN0001 domain-like	H: General secretion pathway protein M (EpsM) periplasmic domain-related	T: General secretion pathway protein M (EpsM) periplasmic domain-related	F: tRNA_int_endo_N	ECOD (v294.2)
B		e2glsB2	A: beta barrels	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F:	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
A	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
C	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
C	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
D	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
D	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
E	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
E	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
F	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
F	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
G	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
G	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
H	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
H	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
I	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
I	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
L	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
L	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
K	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
K	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
J	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
J	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)
B	3.30.590.10	Alpha Beta	2-Layer Sandwich	Creatine Kinase	Chain A, domain 2	CATH (4.3.0)
B	3.10.20.70	Alpha Beta	Roll	Ubiquitin-like (UB roll)	Glutamine synthetase, N-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF00120	Glutamine synthetase, catalytic domain (Gln-synt_C)	Glutamine synthetase, catalytic domain		Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF03951	Glutamine synthetase, beta-Grasp domain (Gln-synt_N)	Glutamine synthetase, beta-Grasp 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, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	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 cation binding manganese ion binding transition metal ion binding metal ion binding acid-ammonia (or amide) ligase activity ammonia ligase activity glutamine synthetase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity	response to nutrient levels cellular homeostasis chemical homeostasis response to stimulus homeostatic process intracellular nitrogen homeostasis nitrogen utilization intracellular chemical homeostasis cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly response to nutrient levels cellular homeostasis chemical homeostasis response to stimulus homeostatic process intracellular nitrogen homeostasis nitrogen utilization intracellular chemical homeostasis cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis	cellular anatomical structure membrane intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR004809	Glutamine synthetase type I	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR008146	Glutamine synthetase, catalytic domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR001637	Glutamine synthetase class-I, adenylation site	Conserved Site
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR027303	Glutamine synthetase, glycine-rich site	Conserved Site
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR027302	Glutamine synthetase, N-terminal conserved site	Conserved Site
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR014746	Glutamine synthetase/guanido kinase, catalytic domain	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR008147	Glutamine synthetase, N-terminal domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR036651	Glutamine synthetase, N-terminal domain superfamily	Homologous Superfamily

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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.