1P51

Anabaena HU-DNA cocrystal structure (AHU6)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
E [auth A]	d1p51a_	All alpha proteins	IHF-like DNA-binding proteins	IHF-like DNA-binding proteins	Prokaryotic DNA-bending protein	HU protein	(Anabaena sp. ) [TaxId: 1167 ],	SCOPe (2.08)
F [auth B]	d1p51b_	All alpha proteins	IHF-like DNA-binding proteins	IHF-like DNA-binding proteins	Prokaryotic DNA-bending protein	HU protein	(Anabaena sp. ) [TaxId: 1167 ],	SCOPe (2.08)
G [auth C]	d1p51c_	All alpha proteins	IHF-like DNA-binding proteins	IHF-like DNA-binding proteins	Prokaryotic DNA-bending protein	HU protein	(Anabaena sp. ) [TaxId: 1167 ],	SCOPe (2.08)
H [auth D]	d1p51d_	All alpha proteins	IHF-like DNA-binding proteins	IHF-like DNA-binding proteins	Prokaryotic DNA-bending protein	HU protein	(Anabaena sp. ) [TaxId: 1167 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E [auth A]	SCOP2B Superfamily	IHF-like DNA-binding proteins	8034626	3000426	SCOP2B (2022-06-29)
F [auth B]	SCOP2B Superfamily	IHF-like DNA-binding proteins	8034626	3000426	SCOP2B (2022-06-29)
G [auth C]	SCOP2B Superfamily	IHF-like DNA-binding proteins	8034626	3000426	SCOP2B (2022-06-29)
H [auth D]	SCOP2B Superfamily	IHF-like DNA-binding proteins	8034626	3000426	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)
E [auth A]	Bac_DNA_binding	e1p51A2	A: alpha arrays	X: HTH	H: IHF-like DNA-binding proteins (From Topology)	T: IHF-like DNA-binding proteins	F: Bac_DNA_binding	ECOD (1.6)
F [auth B]	Bac_DNA_binding	e1p51B2	A: alpha arrays	X: HTH	H: IHF-like DNA-binding proteins (From Topology)	T: IHF-like DNA-binding proteins	F: Bac_DNA_binding	ECOD (1.6)
G [auth C]	Bac_DNA_binding	e1p51C2	A: alpha arrays	X: HTH	H: IHF-like DNA-binding proteins (From Topology)	T: IHF-like DNA-binding proteins	F: Bac_DNA_binding	ECOD (1.6)
H [auth D]	Bac_DNA_binding	e1p51D2	A: alpha arrays	X: HTH	H: IHF-like DNA-binding proteins (From Topology)	T: IHF-like DNA-binding proteins	F: Bac_DNA_binding	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
E [auth A]	4.10.520.10	Few Secondary Structures	Irregular	HU Protein	Chain A	CATH (4.3.0)
F [auth B]	4.10.520.10	Few Secondary Structures	Irregular	HU Protein	Chain A	CATH (4.3.0)
G [auth C]	4.10.520.10	Few Secondary Structures	Irregular	HU Protein	Chain A	CATH (4.3.0)
H [auth D]	4.10.520.10	Few Secondary Structures	Irregular	HU Protein	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E [auth A], F [auth B], G [auth C], H [auth D]	PF00216	Bacterial DNA-binding protein (Bac_DNA_binding)	Bacterial DNA-binding protein	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E], B [auth F], C [auth I], D [auth H]	5'-D(GPCPAPTPAPTPCPAPAPTPTPTPGPTPTPGPCPAP*T)-3'	-	-	-
E [auth A], F [auth B], G [auth C], H [auth D]	DNA-binding protein HU	DNA binding binding organic cyclic compound binding nucleic acid binding structural molecule activity structural constituent of chromatin	developmental process heterocyst development cellular developmental process cellular process cellular component organization organelle organization chromosome condensation chromosome organization cellular component organization or biogenesis	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B], G [auth C], H [auth D]	IPR020816	Histone-like DNA-binding protein, conserved site	Conserved Site
E [auth A], F [auth B], G [auth C], H [auth D]	IPR010992	Integration host factor (IHF)-like DNA-binding domain superfamily	Homologous Superfamily
E [auth A], F [auth B], G [auth C], H [auth D]	IPR000119	Histone-like DNA-binding protein	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.