4IAO
Crystal structure of Sir2 C543S mutant in complex with SID domain of Sir4
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2 Family | Sir2N regulatory domain-like | 8046149 | 4004909 | SCOP2 (2022-06-29) |
A | SCOP2 Family | Sir2 family of transcriptional regulators | 8092980 | 4003387 | SCOP2 (2022-06-29) |
A | SCOP2 Superfamily | Sir2N regulatory domain-like | 8092979 | 3002652 | SCOP2 (2022-06-29) |
A | SCOP2 Superfamily | DHS-like NAD/FAD-binding domain | 8092981 | 3001728 | SCOP2 (2022-06-29) |
B | SCOP2B Superfamily | DHS-like NAD/FAD-binding domain | 8092981 | 3001728 | SCOP2B (2022-06-29) |
B | SCOP2B Superfamily | Sir2N regulatory domain-like | 8092979 | 3002652 | SCOP2B (2022-06-29) |
C | SCOP2 Family | Sir4 SID domain-like | 8046454 | 4005089 | SCOP2 (2022-06-29) |
C | SCOP2 Superfamily | Sir4 SID domain-like | 8092982 | 3002653 | SCOP2 (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 | DUF592 | e4iaoA3 | A: alpha arrays | X: Sir2 N-terminal domain (From Topology) | H: Sir2 N-terminal domain (From Topology) | T: Sir2 N-terminal domain | F: DUF592 | ECOD (1.6) |
A | SIR2_1st | e4iaoA1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: DHS-like NAD/FAD-binding domain | F: SIR2_1st | ECOD (1.6) |
A | SIR2_2nd | e4iaoA2 | A: few secondary structure elements | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: SIR2_2nd | ECOD (1.6) |
B | DUF592 | e4iaoB2 | A: alpha arrays | X: Sir2 N-terminal domain (From Topology) | H: Sir2 N-terminal domain (From Topology) | T: Sir2 N-terminal domain | F: DUF592 | ECOD (1.6) |
B | SIR2_1st | e4iaoB1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: DHS-like NAD/FAD-binding domain | F: SIR2_1st | ECOD (1.6) |
B | SIR2_2nd | e4iaoB3 | A: few secondary structure elements | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: SIR2_2nd | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 1.20.120.1710 | Mainly Alpha | Up-down Bundle | Four Helix Bundle (Hemerythrin (Met), subunit A) | CATH (4.3.0) | |
A | 3.40.50.1220 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | TPP-binding domain | CATH (4.3.0) |
A | 3.30.1600.10 | Alpha Beta | 2-Layer Sandwich | SIR2/SIRT2 'Small Domain' | SIR2/SIRT2 'Small Domain' | CATH (4.3.0) |
B | 1.20.120.1710 | Mainly Alpha | Up-down Bundle | Four Helix Bundle (Hemerythrin (Met), subunit A) | CATH (4.3.0) | |
B | 3.40.50.1220 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | TPP-binding domain | CATH (4.3.0) |
B | 3.30.1600.10 | Alpha Beta | 2-Layer Sandwich | SIR2/SIRT2 'Small Domain' | SIR2/SIRT2 'Small Domain' | CATH (4.3.0) |
C | 6.10.140.1820 | Special | Helix non-globular | Helix Hairpins | CATH (4.3.0) | |
D | 6.10.140.1820 | Special | Helix non-globular | Helix Hairpins | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF02146 | Sir2 family (SIR2) | Sir2 family | - | Family | |
PF04574 | Protein of unknown function (DUF592) (DUF592) | Protein of unknown function (DUF592) | - | Family | |
PF16991 | Sir4 SID domain (SIR4_SID) | Sir4 SID domain | This is the Sir2 interaction domain (SID domain) of silent information regulator 4 (Sir4)[1]. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR026590 | Sirtuin family, catalytic core domain | Domain | |
IPR007654 | NAD-dependent histone deacetylase Sir2, N-terminal | Domain | |
IPR003000 | Sirtuin family | Family | |
IPR029035 | DHS-like NAD/FAD-binding domain superfamily | Homologous Superfamily | |
IPR050134 | NAD-dependent sirtuin protein deacylases | Family | |
IPR026591 | Sirtuin, catalytic core small domain superfamily | Homologous Superfamily | |
IPR031556 | Sir4, SID domain | Domain |