Annotations: 1BFM

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1bfma_	All alpha proteins	Histone-fold	Histone-fold	Archaeal histone	Archaeal histone	(Methanothermus fervidus ) [TaxId: 2180 ],	SCOPe (2.08)
B	d1bfmb_	All alpha proteins	Histone-fold	Histone-fold	Archaeal histone	Archaeal histone	(Methanothermus fervidus ) [TaxId: 2180 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Core histone-like	8058011	3001387	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Core histone-like	8058011	3001387	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		e1bfmA1	A: alpha bundles	X: EGF-like	H: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	T: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	F:	ECOD (develop294)
B		e1bfmB1	A: alpha bundles	X: EGF-like	H: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	T: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	F:	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	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)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	HISTONE B	protein heterodimerization activity protein binding binding protein dimerization activity DNA binding double-stranded DNA binding nucleic acid binding identical protein binding protein homodimerization activity	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis chromosome organization primary metabolic process DNA conformation change DNA metabolic process nucleic acid metabolic process cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis chromosome organization primary metabolic process DNA conformation change DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process DNA topological change organelle organization metabolic process macromolecule metabolic process	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromosome cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR003958	Transcription factor CBF/NF-Y/archaeal histone domain	Domain
A, B	IPR009072	Histone-fold	Homologous Superfamily
A, B	IPR050947	Archaeal histone HMF	Family
A, B	IPR050004	DNA-binding protein HMf-2-like	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.