Annotations: 3RM5

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	CBM32	e3rm5B1	A: a/b three-layered sandwiches	X: YrdC/RibB	H: YrdC/RibB	T: YrdC/RibB	F: CBM32	ECOD (v294.1)
A	Oxidored_FMN	e3rm5A1	A: a/b three-layered sandwiches	X: Hormone receptor domain (HRM, Pfam 02793)	H: Hormone receptor domain (HRM, Pfam 02793)	T: Hormone receptor domain (HRM, Pfam 02793)	F: Oxidored_FMN	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)
B	1.20.910.10	Mainly Alpha	Up-down Bundle	Heme Oxygenase	Chain A	CATH (4.3.0)
A	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)
A	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	PF03070	TENA/THI-4/PQQC family (TENA_THI-4)	TENA/THI-4/PQQC family	-	Family
A, B	PF08543	Phosphomethylpyrimidine kinase (Phos_pyr_kin)	Phosphomethylpyrimidine kinase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Hydroxymethylpyrimidine/phosphomethylpyrimidine kinase THI20	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding kinase activity transferase activity hydroxymethylpyrimidine kinase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups phosphomethylpyrimidine kinase activity phosphotransferase activity, phosphate group as acceptor thiaminase activity hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	pyrimidine-containing compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process vitamin metabolic process sulfur compound biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process phosphate-containing compound metabolic process thiamine diphosphate metabolic process sulfur compound metabolic process metabolic process pyrimidine-containing compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process vitamin metabolic process sulfur compound biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process phosphate-containing compound metabolic process thiamine diphosphate metabolic process sulfur compound metabolic process metabolic process cellular process small molecule metabolic process pyrimidine-containing compound biosynthetic process phosphorus metabolic process thiamine diphosphate biosynthetic process thiamine-containing compound biosynthetic process catabolic process alcohol catabolic process pyrimidine-containing compound catabolic process primary alcohol catabolic process thiamine-containing compound catabolic process alcohol metabolic process thiamine metabolic process vitamin catabolic process sulfur compound catabolic process water-soluble vitamin catabolic process thiamine catabolic process small molecule catabolic process primary alcohol metabolic process thiamine biosynthetic process alcohol biosynthetic process primary alcohol biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR027574	Thiaminase II	Family
A, B	IPR016084	Haem oxygenase-like, multi-helical	Homologous Superfamily
A, B	IPR013749	Pyridoxamine kinase/Phosphomethylpyrimidine kinase	Domain
A, B	IPR004305	Thiaminase-2/PQQC	Domain
A, B	IPR004399	Hydroxymethylpyrimidine kinase/phosphomethylpyrimidine kinase domain	Domain
A, B	IPR029056	Ribokinase-like	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.