Structure of eIF2B-eIF2 (phosphorylated at Ser51) complex (model B)
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| L | SCOP2B Superfamily | Nucleic acid-binding proteins | 8042149 | 3000135 | SCOP2B (2022-06-29) |
| L | SCOP2B Superfamily | eIF2alpha middle domain-like | 8042148 | 3001761 | SCOP2B (2022-06-29) |
| K | SCOP2B Superfamily | eIF2alpha middle domain-like | 8042148 | 3001761 | SCOP2B (2022-06-29) |
| K | SCOP2B Superfamily | Nucleic acid-binding proteins | 8042149 | 3000135 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | NagB/RpiA/CoA transferase-like | 8101523 | 3000693 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | NagB/RpiA/CoA transferase-like | 8101523 | 3000693 | 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) |
|---|---|---|---|---|---|---|---|---|
| P | e6qg3P1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| O [auth N] | e6qg3N1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| M | e6qg3M1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| L | e6qg3L1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| K | e6qg3K1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| I | e6qg3I1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| J | e6qg3J1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| H | e6qg3H1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| G | e6qg3G1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| F | e6qg3F1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| E | e6qg3E1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| D | e6qg3D1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| B | e6qg3B1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) | |
| A | e6qg3A1 | A: Ten stranded beta/alpha barrel | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Peptidase_C1, Peptidase_C1_2 | F: | ECOD (20:10:01) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| M, O [auth N] | PF00009 | Elongation factor Tu GTP binding domain (GTP_EFTU) | Elongation factor Tu GTP binding domain | This domain contains a P-loop motif, also found in several other families such as Pfam:PF00071, Pfam:PF00025 and Pfam:PF00063. Elongation factor Tu consists of three structural domains, this plus two C-terminal beta barrel domains. | Domain |
| M, O [auth N] | PF03144 | Elongation factor Tu domain 2 (GTP_EFTU_D2) | Elongation factor Tu domain 2 | Elongation factor Tu consists of three structural domains, this is the second domain. This domain adopts a beta barrel structure. This the second domain is involved in binding to charged tRNA [1]. This domain is also found in other proteins such as e ... | Domain |
| M, O [auth N] | PF09173 | Initiation factor eIF2 gamma, C terminal (eIF2_C) | Initiation factor eIF2 gamma, C terminal | Members of this family, which are found in the initiation factors eIF2 and EF-Tu, adopt a structure consisting of a beta barrel with Greek key topology. They are required for formation of the ternary complex with GTP and initiator tRNA [1]. | Domain |
| PF07541 | Eukaryotic translation initiation factor 2 alpha subunit (EIF_2_alpha) | Eukaryotic translation initiation factor 2 alpha subunit | - | Family | |
| PF00575 | S1 RNA binding domain (S1) | S1 RNA binding domain | The S1 domain occurs in a wide range of RNA associated proteins. It is structurally similar to cold shock protein which binds nucleic acids. The S1 domain has an OB-fold structure. | Domain | |
| PF00483 | Nucleotidyl transferase (NTP_transferase) | Nucleotidyl transferase | - | Family | |
| PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family | |
| PF25087 | GMPPB C-terminal domain (GMPPB_C) | GMPPB C-terminal domain | - | Repeat | |
| PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family | |
| PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family |














