Annotations: 5IHB

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	I-set_12	e5ihbA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_12	ECOD (1.6)
A	V-set_11	e5ihbA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_11	ECOD (1.6)
B	I-set_12	e5ihbB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_12	ECOD (1.6)
B	V-set_11	e5ihbB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_11	ECOD (1.6)
C	I-set_12	e5ihbC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_12	ECOD (1.6)
C	V-set_11	e5ihbC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_11	ECOD (1.6)
D	I-set_12	e5ihbD2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_12	ECOD (1.6)
D	V-set_11	e5ihbD1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_11	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
A, B, C, D	PF00047	Immunoglobulin domain (ig)	Immunoglobulin domain	Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-prot ...	Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-protein and protein-ligand interactions.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Myeloid cell surface antigen CD33	sialic acid binding organic acid binding binding ion binding anion binding carboxylic acid binding carbohydrate derivative binding small molecule binding molecular transducer activity signaling receptor activity protein phosphatase binding phosphatase binding protein binding enzyme binding sialic acid binding organic acid binding binding ion binding anion binding carboxylic acid binding carbohydrate derivative binding small molecule binding molecular transducer activity signaling receptor activity protein phosphatase binding phosphatase binding protein binding enzyme binding carbohydrate binding	multicellular organismal process regulation of tumor necrosis factor production regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process negative regulation of tumor necrosis factor production organic substance metabolic process cytokine production organic substance biosynthetic process regulation of cytokine production negative regulation of cellular process regulation of multicellular organismal process negative regulation of macromolecule metabolic process multicellular organismal process regulation of tumor necrosis factor production regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process negative regulation of tumor necrosis factor production organic substance metabolic process cytokine production organic substance biosynthetic process regulation of cytokine production negative regulation of cellular process regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process cellular metabolic process negative regulation of metabolic process biological regulation tumor necrosis factor superfamily cytokine production regulation of cellular metabolic process negative regulation of cytokine production regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process tumor necrosis factor production negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression regulation of tumor necrosis factor superfamily cytokine production biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of tumor necrosis factor superfamily cytokine production metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process monocyte activation regulation of leukocyte activation cell activation regulation of cell activation negative regulation of monocyte activation myeloid leukocyte activation leukocyte activation negative regulation of cell activation negative regulation of immune system process immune system process regulation of immune system process negative regulation of leukocyte activation interleukin-1 production regulation of interleukin-1 beta production negative regulation of interleukin-1 beta production negative regulation of interleukin-1 production regulation of interleukin-1 production interleukin-1 beta production signaling cell-cell signaling cell communication cellular response to stimulus response to stimulus signal transduction positive regulation of phosphoprotein phosphatase activity protein dephosphorylation regulation of phosphatase activity regulation of catalytic activity positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of phosphate metabolic process regulation of protein tyrosine phosphatase activity phosphate-containing compound metabolic process positive regulation of phosphatase activity positive regulation of protein tyrosine phosphatase activity positive regulation of macromolecule metabolic process phosphorus metabolic process protein modification process positive regulation of phosphorus metabolic process positive regulation of dephosphorylation regulation of dephosphorylation dephosphorylation regulation of protein metabolic process primary metabolic process regulation of molecular function regulation of hydrolase activity macromolecule modification regulation of phosphorus metabolic process regulation of protein modification process positive regulation of protein metabolic process positive regulation of biological process positive regulation of cellular metabolic process regulation of phosphoprotein phosphatase activity positive regulation of molecular function positive regulation of protein modification process protein metabolic process positive regulation of cellular process organonitrogen compound metabolic process regulation of protein dephosphorylation positive regulation of catalytic activity positive regulation of protein dephosphorylation positive regulation of hydrolase activity regulation of localization regulation of calcium ion transport transport regulation of transport negative regulation of monoatomic ion transport regulation of monoatomic ion transport negative regulation of transport establishment of localization calcium ion transport metal ion transport negative regulation of calcium ion transport localization monoatomic ion transport monoatomic cation transport regulation of metal ion transport protein localization establishment of protein localization cellular localization nitrogen compound transport regulation of protein localization positive regulation of establishment of protein localization positive regulation of secretion by cell protein localization to extracellular region positive regulation of protein transport regulation of secretion by cell secretion by cell positive regulation of secretion cellular macromolecule localization secretion organic substance transport regulation of establishment of protein localization establishment of protein localization to extracellular region export from cell regulation of protein transport protein secretion positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport protein transport regulation of cellular localization macromolecule localization positive regulation of protein localization negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation cell adhesion negative regulation of interleukin-8 production interleukin-8 production regulation of interleukin-8 production cell-cell adhesion immune response immune response-regulating signaling pathway regulation of response to stimulus immune response-inhibiting signal transduction regulation of immune response	membrane-bounded organelle intracellular anatomical structure tertiary granule membrane membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system tertiary granule intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle vesicle membrane cytoplasmic vesicle membrane-bounded organelle intracellular anatomical structure tertiary granule membrane membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system tertiary granule intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle vesicle membrane cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle organelle membrane secretory granule membrane specific granule membrane specific granule cell periphery cell surface plasma membrane external side of plasma membrane side of membrane nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen Golgi apparatus peroxisome microbody

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR003599	Immunoglobulin subtype	Domain
A, B, C, D	IPR013106	Immunoglobulin V-set domain	Domain
A, B, C, D	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B, C, D	IPR013151	Immunoglobulin	Domain
A, B, C, D	IPR007110	Immunoglobulin-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P20138	acute myeloid leukemia Alzheimer disease Acute Confusional Senile Dementia cancer lung carcinoma osteosarcoma lymphatic system disease bone marrow disease glioblastoma non-small cell lung carcinoma tuberculosis

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.