4EIR | pdb_00004eir

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Rrf2	e4eirB1	A: alpha bundles	X: beta-Grasp	H: HTH	T: winged helix domain	F: Rrf2	ECOD (develop294)
A	SNase	e4eirA1	A: alpha bundles	X: P-loop domains-like	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: SNase	ECOD (develop294)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.70.50.70	Mainly Beta	Distorted Sandwich	Coagulation Factor XIII	Chain A, domain 1	CATH (4.3.0)
A	2.70.50.70	Mainly Beta	Distorted Sandwich	Coagulation Factor XIII	Chain A, domain 1	CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A, B	PF03443	Auxiliary Activity family 9 (formerly GH61) (AA9)	Auxiliary Activity family 9 (formerly GH61)	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	polysaccharide monooxygenase-2	monooxygenase activity oxidoreductase activity catalytic activity oxygen binding binding small molecule binding oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen cation binding transition metal ion binding copper ion binding ion binding metal ion binding	carbohydrate metabolic process polysaccharide metabolic process catabolic process polysaccharide catabolic process carbohydrate catabolic process metabolic process cellular process primary metabolic process macromolecule metabolic process macromolecule catabolic process glucan catabolic process beta-glucan metabolic process glucan metabolic process beta-glucan catabolic process carbohydrate metabolic process polysaccharide metabolic process catabolic process polysaccharide catabolic process carbohydrate catabolic process metabolic process cellular process primary metabolic process macromolecule metabolic process macromolecule catabolic process glucan catabolic process beta-glucan metabolic process glucan metabolic process beta-glucan catabolic process cellulose catabolic process cellulose metabolic process	cellular anatomical structure extracellular region

Chains	Accession	Name	Type
A, B	IPR049892	Auxiliary Activity family 9	Family
A, B	IPR005103	Auxiliary Activity family 9, catalytic domain	Domain

Modified Residue(s)
Chain	Residue(s)	Description
A, B	HIC	Parent Component: HIS RESID: AA0317 PSI-MOD : 1'-methyl-L-histidine MOD:00322

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.

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