Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
E [auth H]SCOP2B SuperfamilyNagB/RpiA/CoA transferase-like 8101599 3000693 SCOP2B (2022-06-29)
F [auth G]SCOP2B SuperfamilyNagB/RpiA/CoA transferase-like 8101599 3000693 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
C [auth F]IF-2B_N_1e7kmfF1 A: alpha bundlesX: 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 domainF: IF-2B_N_1ECOD (1.6)
C [auth F]IF-2B_Ce7kmfF2 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
D [auth E]IF-2B_N_1e7kmfE2 A: alpha bundlesX: 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 domainF: IF-2B_N_1ECOD (1.6)
D [auth E]IF-2B_Ce7kmfE1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
A [auth C]KOG1465e7kmfC2 A: alpha bundlesX: 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 domainF: KOG1465ECOD (1.6)
A [auth C]IF-2B_Ce7kmfC1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
B [auth D]KOG1465e7kmfD2 A: alpha bundlesX: 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 domainF: KOG1465ECOD (1.6)
B [auth D]IF-2B_Ce7kmfD1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
E [auth H]IF-2B_N_1e7kmfH2 A: alpha bundlesX: 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 domainF: IF-2B_N_1ECOD (1.6)
E [auth H]IF-2B_Ce7kmfH1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
F [auth G]IF-2B_N_1e7kmfG2 A: alpha bundlesX: 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 domainF: IF-2B_N_1ECOD (1.6)
F [auth G]IF-2B_Ce7kmfG1 A: a/b three-layered sandwichesX: Rossmann-likeH: Rossmann-relatedT: NagB/RpiA/CoA transferase-likeF: IF-2B_CECOD (1.6)
G [auth B]Hexapep_2_1e7kmfB2 A: beta duplicates or obligate multimersX: Single-stranded left-handed beta-helixH: Trimeric LpxA-like enzymes (From Topology)T: Trimeric LpxA-like enzymesF: Hexapep_2_1ECOD (1.6)
G [auth B]NTP_transferasee7kmfB1 A: a/b three-layered sandwichesX: Nucleotide-diphospho-sugar transferases (From Topology)H: Nucleotide-diphospho-sugar transferases (From Topology)T: Nucleotide-diphospho-sugar transferasesF: NTP_transferaseECOD (1.6)
H [auth I]Hexapep_2_1e7kmfI2 A: beta duplicates or obligate multimersX: Single-stranded left-handed beta-helixH: Trimeric LpxA-like enzymes (From Topology)T: Trimeric LpxA-like enzymesF: Hexapep_2_1ECOD (1.6)
H [auth I]NTP_transferasee7kmfI1 A: a/b three-layered sandwichesX: Nucleotide-diphospho-sugar transferases (From Topology)H: Nucleotide-diphospho-sugar transferases (From Topology)T: Nucleotide-diphospho-sugar transferasesF: NTP_transferaseECOD (1.6)
I [auth J]NTP_transferasee7kmfJ1 A: a/b three-layered sandwichesX: Nucleotide-diphospho-sugar transferases (From Topology)H: Nucleotide-diphospho-sugar transferases (From Topology)T: Nucleotide-diphospho-sugar transferasesF: NTP_transferaseECOD (1.6)
J [auth K]NTP_transferasee7kmfK1 A: a/b three-layered sandwichesX: Nucleotide-diphospho-sugar transferases (From Topology)H: Nucleotide-diphospho-sugar transferases (From Topology)T: Nucleotide-diphospho-sugar transferasesF: NTP_transferaseECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
C [auth F],
D [auth E]
PF01008Initiation factor 2 subunit family (IF-2B)Initiation factor 2 subunit family- Family
A [auth C],
B [auth D]
PF01008Initiation factor 2 subunit family (IF-2B)Initiation factor 2 subunit family- Family
E [auth H],
F [auth G]
PF01008Initiation factor 2 subunit family (IF-2B)Initiation factor 2 subunit family- Family
I [auth J],
J [auth K]
PF00483Nucleotidyl transferase (NTP_transferase)Nucleotidyl transferase- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
C [auth F],
D [auth E]
Translation initiation factor eIF-2B subunit delta
A [auth C],
B [auth D]
Translation initiation factor eIF-2B subunit beta
E [auth H],
F [auth G]
Translation initiation factor eIF-2B subunit alpha
G [auth B],
H [auth I]
Translation initiation factor eIF-2B subunit epsilon
I [auth J],
J [auth K]
Translation initiation factor eIF-2B subunit gamma

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
C [auth F],
D [auth E]
IPR000649Initiation factor 2B-relatedFamily
C [auth F],
D [auth E]
IPR042529Initiation factor 2B-like, C-terminalHomologous Superfamily
C [auth F],
D [auth E]
IPR037171NagB/RpiA transferase-likeHomologous Superfamily
A [auth C],
B [auth D]
IPR051855Eukaryotic initiation factor 2B subunit betaFamily
A [auth C],
B [auth D]
IPR000649Initiation factor 2B-relatedFamily
A [auth C],
B [auth D]
IPR042529Initiation factor 2B-like, C-terminalHomologous Superfamily
A [auth C],
B [auth D]
IPR037171NagB/RpiA transferase-likeHomologous Superfamily
E [auth H],
F [auth G]
IPR000649Initiation factor 2B-relatedFamily
E [auth H],
F [auth G]
IPR051501Eukaryotic initiation factor 2B subunits alpha/beta/deltaFamily
E [auth H],
F [auth G]
IPR042529Initiation factor 2B-like, C-terminalHomologous Superfamily
E [auth H],
F [auth G]
IPR037171NagB/RpiA transferase-likeHomologous Superfamily
E [auth H],
F [auth G]
IPR042528Translation initiation factor eIF-2B subunit alpha, N-terminalHomologous Superfamily
G [auth B],
H [auth I]
IPR044123Translation initiation factor eIF-2B subunit epsilon, W2 domainDomain
G [auth B],
H [auth I]
IPR016024Armadillo-type foldHomologous Superfamily
G [auth B],
H [auth I]
IPR003307W2 domainDomain
G [auth B],
H [auth I]
IPR035543Translation initiation factor eIF-2B subunit epsilon, N-terminalDomain
G [auth B],
H [auth I]
IPR011004Trimeric LpxA-like superfamilyHomologous Superfamily
G [auth B],
H [auth I]
IPR029044Nucleotide-diphospho-sugar transferasesHomologous Superfamily
G [auth B],
H [auth I]
IPR051956eIF2B Complex Subunit EpsilonFamily
I [auth J],
J [auth K]
IPR051960Eukaryotic Initiation Factor 2B Subunit GammaFamily
I [auth J],
J [auth K]
IPR005835Nucleotidyl transferase domainDomain
I [auth J],
J [auth K]
IPR029044Nucleotide-diphospho-sugar transferasesHomologous Superfamily