3NIU | pdb_00003niu

Crystal structure of the complex of dimeric goat lactoperoxidase with diethylene glycol at 2.9 A resolution

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Cytochrome_CBB3	e3niuA1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cytochrome_CBB3	ECOD (develop294)
B	Cytochrome_CBB3	e3niuB1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Cytochrome_CBB3	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.640.10	Mainly Alpha	Orthogonal Bundle	Myeloperoxidase, subunit C	Haem peroxidase domain superfamily, animal type	CATH (4.3.0)
B	1.10.640.10	Mainly Alpha	Orthogonal Bundle	Myeloperoxidase, subunit C	Haem peroxidase domain superfamily, animal type	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03098	Animal haem peroxidase (An_peroxidase)	Animal haem peroxidase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Lactoperoxidase	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding lactoperoxidase activity cation binding ion binding binding calcium ion binding metal ion binding small molecule binding peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding lactoperoxidase activity thiocyanate peroxidase activity	catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response defense response to symbiont response to external stimulus catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to fungus defense response to other organism response to stress immune system process antifungal humoral response response to external biotic stimulus response to fungus antibacterial humoral response defense response to bacterium response to bacterium response to oxidative stress cellular response to stimulus thiocyanate catabolic process cellular response to xenobiotic stimulus organic acid metabolic process xenobiotic catabolic process xenobiotic metabolic process response to xenobiotic stimulus sulfur compound catabolic process cellular response to chemical stimulus thiocyanate metabolic process response to chemical small molecule metabolic process sulfur compound metabolic process small molecule catabolic process multicellular organismal process system process nervous system process detection of chemical stimulus involved in sensory perception of bitter taste detection of chemical stimulus involved in sensory perception of taste detection of stimulus sensory perception of chemical stimulus sensory perception sensory perception of taste detection of chemical stimulus sensory perception of bitter taste detection of stimulus involved in sensory perception detection of chemical stimulus involved in sensory perception	cell periphery cellular anatomical structure basal part of cell membrane plasma membrane basal plasma membrane plasma membrane region basolateral plasma membrane intracellular anatomical structure cytoplasm extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR019791	Haem peroxidase, animal-type	Family
A, B	IPR037120	Haem peroxidase domain superfamily, animal type	Homologous Superfamily
A, B	IPR010255	Haem peroxidase superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : O-phospho-L-serine MOD:00046

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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