Glutamate Synthase from Synechocystis sp in complex with 2-Oxoglutarate and L-DON at 2.45 Angstrom resolution
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| B | SCOP2B Superfamily | FMN-linked oxidoreductases | 8003316 | 3000014 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | Class II glutamine amidotransferases | 8003378 | 3000131 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | GXGXG domain-like | 8003319 | 3000109 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | GXGXG domain-like | 8003319 | 3000109 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Class II glutamine amidotransferases | 8003378 | 3000131 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | FMN-linked oxidoreductases | 8003316 | 3000014 | 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 | e1ofeB1 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: Fer4,DUF3470 | F: | ECOD (20:10:01) | |
| B | e1ofeB2 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: Hexapep,Acetyltransf_11 | F: | ECOD (20:10:01) | |
| B | e1ofeB3 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: GATase_2 | F: | ECOD (20:10:01) | |
| B | e1ofeB4 | A: Cytidine deaminase-like | X: Ribonuclease H-like | H: Ribonuclease H-like | T: PCI | F: | ECOD (20:10:01) | |
| A | e1ofeA1 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: Fer4,DUF3470 | F: | ECOD (20:10:01) | |
| A | e1ofeA2 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: Hexapep,Acetyltransf_11 | F: | ECOD (20:10:01) | |
| A | e1ofeA3 | A: C-terminal subdomain in Lon-related proteases catalytic domains | X: C-terminal subdomain in Lon-related proteases catalytic domains | H: C-terminal subdomain in Lon-related proteases catalytic domains | T: GATase_2 | F: | ECOD (20:10:01) | |
| A | e1ofeA4 | A: Cytidine deaminase-like | X: Ribonuclease H-like | H: Ribonuclease H-like | T: PCI | F: | ECOD (20:10:01) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| B | 3.60.20.10 | Alpha Beta | 4-Layer Sandwich | Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1 | Aminohydrolase, N-terminal nucleophile (Ntn) domain | CATH (4.3.0) |
| B | 3.20.20.70 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Aldolase class I | CATH (4.3.0) |
| B | 2.160.20.60 | Mainly Beta | 3 Solenoid | Pectate Lyase C-like | Glutamate synthase, alpha subunit, C-terminal domain | CATH (4.3.0) |
| A | 3.60.20.10 | Alpha Beta | 4-Layer Sandwich | Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1 | Aminohydrolase, N-terminal nucleophile (Ntn) domain | CATH (4.3.0) |
| A | 3.20.20.70 | Alpha Beta | Alpha-Beta Barrel | TIM Barrel | Aldolase class I | CATH (4.3.0) |
| A | 2.160.20.60 | Mainly Beta | 3 Solenoid | Pectate Lyase C-like | Glutamate synthase, alpha subunit, C-terminal domain | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF01645 | Conserved region in glutamate synthase (Glu_synthase) | Conserved region in glutamate synthase | This family represents a region of the glutamate synthase protein. This region is expressed as a separate subunit in the glutamate synthase alpha subunit from archaebacteria, or part of a large multidomain enzyme in other organisms. The aligned regi ... | Domain | |
| PF01493 | GXGXG motif (GXGXG) | GXGXG motif | This domain is found in glutamate synthase, tungsten formylmethanofuran dehydrogenase subunit c (FwdC) and molybdenum formylmethanofuran dehydrogenase subunit c (FmdC). A repeated G-XX-G-XXX-G motif is seen in the alignment. | Domain | |
| PF00310 | Glutamine amidotransferases class-II (GATase_2) | Glutamine amidotransferases class-II | Domain | ||
| PF04898 | Glutamate synthase central domain (Glu_syn_central) | Glutamate synthase central domain | The central domain of glutamate synthase connects the amino terminal amidotransferase domain with the FMN-binding domain and has an alpha / beta overall topology [1]. This domain appears to be a rudimentary form of the FMN-binding TIM barrel accordi ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR029055 | Nucleophile aminohydrolases, N-terminal | Homologous Superfamily | |
| IPR013785 | Aldolase-type TIM barrel | Homologous Superfamily | |
| IPR036485 | Glutamate synthase, alpha subunit, C-terminal domain superfamily | Homologous Superfamily | |
| IPR006982 | Glutamate synthase, central-N | Domain | |
| IPR002489 | Glutamate synthase, alpha subunit, C-terminal | Domain | |
| IPR017932 | Glutamine amidotransferase type 2 domain | Domain | |
| IPR002932 | Glutamate synthase domain | Domain | |
| IPR050711 | Electron transfer and nitrogen metabolism enzyme | Family |














