The NF-Y transcription factor is structurally and functionally a sequence specific histone
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| C | CBFD_NFYB_HMF | e4awlC1 | A: alpha arrays | X: Histone-like | H: Histone-related | T: Histone | F: CBFD_NFYB_HMF | ECOD (1.6) |
| B | CBFD_NFYB_HMF | e4awlB1 | A: alpha arrays | X: Histone-like | H: Histone-related | T: Histone | F: CBFD_NFYB_HMF | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| C | 1.10.20.10 | Mainly Alpha | Orthogonal Bundle | Histone, subunit A | Histone, subunit A | CATH (4.3.0) |
| B | 1.10.20.10 | Mainly Alpha | Orthogonal Bundle | Histone, subunit A | Histone, subunit A | CATH (4.3.0) |
| A | 6.10.250.2430 | Special | Helix non-globular | Single alpha-helices involved in coiled-coils or other helix-helix interfaces | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00808 | Histone-like transcription factor (CBF/NF-Y) and archaeal histone (CBFD_NFYB_HMF) | Histone-like transcription factor (CBF/NF-Y) and archaeal histone | This family includes archaebacterial histones and histone like transcription factors from eukaryotes. | Domain | |
| PF02045 | CCAAT-binding transcription factor (CBF-B/NF-YA) subunit B (CBFB_NFYA) | CCAAT-binding transcription factor (CBF-B/NF-YA) subunit B | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR009072 | Histone-fold | Homologous Superfamily | |
| IPR007125 | Core Histone H2A/H2B/H3 domain | Domain | |
| IPR050568 | Transcription/DNA replication regulator | Family | |
| IPR009072 | Histone-fold | Homologous Superfamily | |
| IPR027113 | Transcription factor NFYB/HAP3 | Family | |
| IPR003956 | Transcription factor, NFYB/HAP3, conserved site | Conserved Site | |
| IPR003958 | Transcription factor CBF/NF-Y/archaeal histone domain | Domain | |
| IPR018362 | CCAAT-binding factor, conserved site | Conserved Site | |
| IPR001289 | Nuclear transcription factor Y subunit A | Family |














