Annotations: 1YAF

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1yafa_	All alpha proteins	Heme oxygenase-like	Heme oxygenase-like	TENA/THI-4	Transcriptional activator TenA	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d1yafb_	All alpha proteins	Heme oxygenase-like	Heme oxygenase-like	TENA/THI-4	Transcriptional activator TenA	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
C	d1yafc_	All alpha proteins	Heme oxygenase-like	Heme oxygenase-like	TENA/THI-4	Transcriptional activator TenA	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D	d1yafd_	All alpha proteins	Heme oxygenase-like	Heme oxygenase-like	TENA/THI-4	Transcriptional activator TenA	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Heme oxygenase-like	8040341	3001676	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Heme oxygenase-like	8040341	3001676	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Heme oxygenase-like	8040341	3001676	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Heme oxygenase-like	8040341	3001676	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	TENA_THI-4_1	e1yafA1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: Ferritin/Heme oxygenase	T: Heme oxygenase/Ribonucleotide reductase	F: TENA_THI-4_1	ECOD (1.6)
B	TENA_THI-4_1	e1yafB1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: Ferritin/Heme oxygenase	T: Heme oxygenase/Ribonucleotide reductase	F: TENA_THI-4_1	ECOD (1.6)
C	TENA_THI-4_1	e1yafC1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: Ferritin/Heme oxygenase	T: Heme oxygenase/Ribonucleotide reductase	F: TENA_THI-4_1	ECOD (1.6)
D	TENA_THI-4_1	e1yafD1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: Ferritin/Heme oxygenase	T: Heme oxygenase/Ribonucleotide reductase	F: TENA_THI-4_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.910.10	Mainly Alpha	Up-down Bundle	Heme Oxygenase	Chain A	CATH (4.3.0)
B	1.20.910.10	Mainly Alpha	Up-down Bundle	Heme Oxygenase	Chain A	CATH (4.3.0)
C	1.20.910.10	Mainly Alpha	Up-down Bundle	Heme Oxygenase	Chain A	CATH (4.3.0)
D	1.20.910.10	Mainly Alpha	Up-down Bundle	Heme Oxygenase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF03070	TENA/THI-4/PQQC family (TENA_THI-4)	TENA/THI-4/PQQC family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Transcriptional activator tenA	thiaminase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	cellular biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process phosphate-containing compound metabolic process thiamine diphosphate metabolic process small molecule metabolic process sulfur compound metabolic process pyrimidine-containing compound biosynthetic process water-soluble vitamin metabolic process phosphorus metabolic process pyrimidine-containing compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular metabolic process cellular biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process phosphate-containing compound metabolic process thiamine diphosphate metabolic process small molecule metabolic process sulfur compound metabolic process pyrimidine-containing compound biosynthetic process water-soluble vitamin metabolic process phosphorus metabolic process pyrimidine-containing compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular metabolic process vitamin metabolic process sulfur compound biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process metabolic process cellular process thiamine diphosphate biosynthetic process thiamine-containing compound biosynthetic process organic hydroxy compound metabolic process alcohol metabolic process thiamine metabolic process thiamine biosynthetic process primary alcohol biosynthetic process organic hydroxy compound biosynthetic process alcohol biosynthetic process primary alcohol metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR004305	Thiaminase-2/PQQC	Domain
A, B, C, D	IPR050967	Thiamine Salvage Pathway TenA	Family
A, B, C, D	IPR027574	Thiaminase II	Family
A, B, C, D	IPR016084	Haem oxygenase-like, multi-helical	Homologous Superfamily

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.