Annotations: 5HCB

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Plug	e5hcbA1	A: alpha bundles	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Plug	ECOD (develop294)
B	Plug	e5hcbB1	A: alpha bundles	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: Plug	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.120.200	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
B	2.60.120.200	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00262	Calreticulin family (Calreticulin)	Calreticulin family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Calreticulin	binding carbohydrate binding cation binding ion binding calcium ion binding metal ion binding small molecule binding unfolded protein binding protein binding complement component C1q complex binding opsonin binding protein-containing complex binding complement binding host cell surface binding	membrane organization import into cell transport establishment of localization vesicle-mediated transport cellular component organization localization phagocytosis, engulfment membrane invagination cellular process phagocytosis cellular component organization or biogenesis endocytosis plasma membrane invagination membrane organization import into cell transport establishment of localization vesicle-mediated transport cellular component organization localization phagocytosis, engulfment membrane invagination cellular process phagocytosis cellular component organization or biogenesis endocytosis plasma membrane invagination symbiont-mediated perturbation of host defense response biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host complement activation symbiont-mediated perturbation of host immune response biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host innate immune response modulation of process of another organism cellular localization establishment of protein localization nucleocytoplasmic transport nuclear transport intracellular transport protein export from nucleus protein transport establishment of localization in cell macromolecule localization intracellular protein localization nuclear export intracellular protein transport cellular response to stimulus catabolic process response to stimulus proteasomal protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process ERAD pathway cellular response to stress response to chemical response to stress metabolic process protein metabolic process macromolecule metabolic process response to endoplasmic reticulum stress protein folding biosynthetic process gene expression macromolecule biosynthetic process protein maturation regulation of localization positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization positive regulation of biological process positive regulation of endocytosis positive regulation of cellular process regulation of endocytosis regulation of biological process regulation of transport biological regulation regulation of phagocytosis regulation of vesicle-mediated transport positive regulation of phagocytosis positive regulation of transport	cell projection cellular anatomical structure uropod plasma membrane bounded cell projection cell trailing edge membrane-bounded organelle intracellular anatomical structure membrane-enclosed lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen endoplasmic reticulum lumen intracellular organelle organelle lumen cell projection cellular anatomical structure uropod plasma membrane bounded cell projection cell trailing edge membrane-bounded organelle intracellular anatomical structure membrane-enclosed lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen endoplasmic reticulum lumen intracellular organelle organelle lumen organelle endoplasmic reticulum cytoplasm cell surface cytosol phagocytic cup cell periphery plasma membrane membrane organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network organelle membrane endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001580	Calreticulin/calnexin	Family
A, B	IPR009033	Calreticulin/calnexin, P domain superfamily	Homologous Superfamily
A, B	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A, B	IPR018124	Calreticulin/calnexin, conserved site	Conserved Site
A, B	IPR009169	Calreticulin	Family

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.