6QG1
Structure of eIF2B-eIF2 (phosphorylated at Ser51) complex (model 2)
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2B Superfamily | NagB/RpiA/CoA transferase-like | 8101523 | 3000693 | SCOP2B (2022-06-29) |
B | SCOP2B Superfamily | NagB/RpiA/CoA transferase-like | 8101523 | 3000693 | SCOP2B (2022-06-29) |
J [auth L] | SCOP2B Superfamily | eIF2alpha middle domain-like | 8042148 | 3001761 | SCOP2B (2022-06-29) |
J [auth L] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8042149 | 3000135 | SCOP2B (2022-06-29) |
O [auth K] | SCOP2B Superfamily | Nucleic acid-binding proteins | 8042149 | 3000135 | SCOP2B (2022-06-29) |
O [auth K] | SCOP2B Superfamily | eIF2alpha middle domain-like | 8042148 | 3001761 | 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 | IF-2B_N_1 | e6qg1A2 | A: alpha bundles | X: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | H: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | T: Translation initiation factor eIF-2B delta subunit N-terminal helical domain | F: IF-2B_N_1 | ECOD (1.6) |
A | IF-2B_C | e6qg1A1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NagB/RpiA/CoA transferase-like | F: IF-2B_C | ECOD (1.6) |
B | IF-2B_N_1 | e6qg1B1 | A: alpha bundles | X: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | H: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | T: Translation initiation factor eIF-2B delta subunit N-terminal helical domain | F: IF-2B_N_1 | ECOD (1.6) |
B | IF-2B_C | e6qg1B2 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NagB/RpiA/CoA transferase-like | F: IF-2B_C | ECOD (1.6) |
D [auth E] | NTP_transferase | e6qg1E1 | A: a/b three-layered sandwiches | X: Nucleotide-diphospho-sugar transferases (From Topology) | H: Nucleotide-diphospho-sugar transferases (From Topology) | T: Nucleotide-diphospho-sugar transferases | F: NTP_transferase | ECOD (1.6) |
E [auth F] | NTP_transferase | e6qg1F1 | A: a/b three-layered sandwiches | X: Nucleotide-diphospho-sugar transferases (From Topology) | H: Nucleotide-diphospho-sugar transferases (From Topology) | T: Nucleotide-diphospho-sugar transferases | F: NTP_transferase | ECOD (1.6) |
F [auth G] | IF-2B_N_1 | e6qg1G1 | A: alpha bundles | X: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | H: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | T: Translation initiation factor eIF-2B delta subunit N-terminal helical domain | F: IF-2B_N_1 | ECOD (1.6) |
F [auth G] | IF-2B_C | e6qg1G2 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NagB/RpiA/CoA transferase-like | F: IF-2B_C | ECOD (1.6) |
G [auth H] | IF-2B_N_1 | e6qg1H2 | A: alpha bundles | X: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | H: Translation initiation factor eIF-2B delta subunit N-terminal helical domain (From Topology) | T: Translation initiation factor eIF-2B delta subunit N-terminal helical domain | F: IF-2B_N_1 | ECOD (1.6) |
G [auth H] | IF-2B_C | e6qg1H1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NagB/RpiA/CoA transferase-like | F: IF-2B_C | ECOD (1.6) |
H [auth I] | Hexapep_2_1 | e6qg1I2 | A: beta duplicates or obligate multimers | X: Single-stranded left-handed beta-helix | H: Trimeric LpxA-like enzymes (From Topology) | T: Trimeric LpxA-like enzymes | F: Hexapep_2_1 | ECOD (1.6) |
H [auth I] | NTP_transferase | e6qg1I1 | A: a/b three-layered sandwiches | X: Nucleotide-diphospho-sugar transferases (From Topology) | H: Nucleotide-diphospho-sugar transferases (From Topology) | T: Nucleotide-diphospho-sugar transferases | F: NTP_transferase | ECOD (1.6) |
I [auth J] | Hexapep_2_1 | e6qg1J2 | A: beta duplicates or obligate multimers | X: Single-stranded left-handed beta-helix | H: Trimeric LpxA-like enzymes (From Topology) | T: Trimeric LpxA-like enzymes | F: Hexapep_2_1 | ECOD (1.6) |
I [auth J] | NTP_transferase | e6qg1J1 | A: a/b three-layered sandwiches | X: Nucleotide-diphospho-sugar transferases (From Topology) | H: Nucleotide-diphospho-sugar transferases (From Topology) | T: Nucleotide-diphospho-sugar transferases | F: NTP_transferase | ECOD (1.6) |
J [auth L] | S1_1 | e6qg1L3 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: S1_1 | ECOD (1.6) |
J [auth L] | EIF_2_alpha_N | e6qg1L1 | A: alpha arrays | X: HhH/H2TH | H: eIF2alpha middle domain (From Topology) | T: eIF2alpha middle domain | F: EIF_2_alpha_N | ECOD (1.6) |
J [auth L] | EIF_2_alpha_C | e6qg1L2 | A: a+b two layers | X: Alpha-beta plaits | H: eIF-2-alpha, C-terminal domain (From Topology) | T: eIF-2-alpha, C-terminal domain | F: EIF_2_alpha_C | ECOD (1.6) |
O [auth K] | S1_1 | e6qg1K2 | A: beta barrels | X: OB-fold | H: Nucleic acid-binding proteins (From Topology) | T: Nucleic acid-binding proteins | F: S1_1 | ECOD (1.6) |
O [auth K] | EIF_2_alpha_N | e6qg1K3 | A: alpha arrays | X: HhH/H2TH | H: eIF2alpha middle domain (From Topology) | T: eIF2alpha middle domain | F: EIF_2_alpha_N | ECOD (1.6) |
O [auth K] | EIF_2_alpha_C | e6qg1K1 | A: a+b two layers | X: Alpha-beta plaits | H: eIF-2-alpha, C-terminal domain (From Topology) | T: eIF-2-alpha, C-terminal domain | F: EIF_2_alpha_C | ECOD (1.6) |
K [auth M] | GTP_EFTU_D2_2 | e6qg1M2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: GTP_EFTU_D2_2 | ECOD (1.6) |
K [auth M] | eIF2_C | e6qg1M4 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Aminomethyltransferase beta-barrel domain | F: eIF2_C | ECOD (1.6) |
K [auth M] | MnmE_helical_2nd | e6qg1M1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: MnmE_helical_2nd | ECOD (1.6) |
K [auth M] | KOG0466 | e6qg1M3 | A: few secondary structure elements | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: KOG0466 | ECOD (1.6) |
M [auth N] | GTP_EFTU_D2_2 | e6qg1N2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Alanine racemase-C | F: GTP_EFTU_D2_2 | ECOD (1.6) |
M [auth N] | eIF2_C | e6qg1N3 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: Aminomethyltransferase beta-barrel domain | F: eIF2_C | ECOD (1.6) |
M [auth N] | MnmE_helical_2nd | e6qg1N1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: MnmE_helical_2nd | ECOD (1.6) |
M [auth N] | KOG0466 | e6qg1N4 | A: few secondary structure elements | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: KOG0466 | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family | |
C [auth D], P [auth C] | PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family |
F [auth G], G [auth H] | PF01008 | Initiation factor 2 subunit family (IF-2B) | Initiation factor 2 subunit family | - | Family |
H [auth I], I [auth J] | PF00483 | Nucleotidyl transferase (NTP_transferase) | Nucleotidyl transferase | - | Family |
J [auth L], O [auth K] | PF07541 | Eukaryotic translation initiation factor 2 alpha subunit (EIF_2_alpha) | Eukaryotic translation initiation factor 2 alpha subunit | - | Family |
J [auth L], O [auth K] | 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 |
K [auth M], M [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 |
K [auth M], M [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 |
K [auth M], M [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 |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Protein Modification Annotation
Modified Residue(s) | ||
---|---|---|
Chain | Residue(s) | Description |
J [auth L], O [auth K] | SEP | Parent Component: SER :  AA0037 :  O-phospho-L-serine MOD:00046 |