Annotations: 3TLD

Crystal Structure of Y29F mutant of Vitreoscilla hemoglobin

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
B	d3tldb_	All alpha proteins	Globin-like	Globin-like	Globins	Bacterial dimeric hemoglobin	(Vitreoscilla stercoraria ) [TaxId: 61 ],	SCOPe (2.08)
A	d3tlda_	All alpha proteins	Globin-like	Globin-like	Globins	Bacterial dimeric hemoglobin	(Vitreoscilla stercoraria ) [TaxId: 61 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Globin-like	8036251	3000554	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Globin-like	8036251	3000554	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)
B	AAA_23	e3tldB1	A: beta barrels	X: DEATH domain	H: HTH	T: winged helix domain	F: AAA_23	ECOD (v294.2)
A	AAA_23	e3tldA1	A: beta barrels	X: DEATH domain	H: HTH	T: winged helix domain	F: AAA_23	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)
A	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Bacterial hemoglobin	oxidoreductase activity oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen nitric oxide dioxygenase NAD(P)H activity catalytic activity oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, NAD(P)H as one donor, and incorporation of two atoms of oxygen into one donor dioxygenase activity oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity FAD binding flavin adenine dinucleotide binding nucleoside phosphate binding oxidoreductase activity oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen nitric oxide dioxygenase NAD(P)H activity catalytic activity oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, NAD(P)H as one donor, and incorporation of two atoms of oxygen into one donor dioxygenase activity oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity FAD binding flavin adenine dinucleotide binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding tetrapyrrole binding heme binding cation binding metal ion binding	nitric oxide metabolic process catabolic process nitric oxide catabolic process metabolic process cellular process reactive nitrogen species metabolic process cellular response to stimulus cellular response to chemical stimulus response to nitrosative stress cellular response to stress response to stimulus response to stress response to chemical cellular response to nitrosative stress nitric oxide metabolic process catabolic process nitric oxide catabolic process metabolic process cellular process reactive nitrogen species metabolic process cellular response to stimulus cellular response to chemical stimulus response to nitrosative stress cellular response to stress response to stimulus response to stress response to chemical cellular response to nitrosative stress cellular response to chemical stress	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009050	Globin-like superfamily	Homologous Superfamily
A, B	IPR000971	Globin	Domain
A, B	IPR012292	Globin/Protoglobin	Homologous Superfamily

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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.