Annotations: 3KQG

Trimeric Structure of Langerin

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
F	d3kqgf1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
F	d3kqgf2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E	d3kqge1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E	d3kqge2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d3kqgd1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d3kqgd2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d3kqgc1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d3kqgc2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3kqgb1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3kqgb2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d3kqga1	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d3kqga2	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
F	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	C-type lectin-like	8065498	3001261	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	ERG4_ERG24	e3kqgF2	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: N-terminal domain of Delta(14)-sterol reductase, MaSR1	F: ERG4_ERG24	ECOD (v295.2)
E	Tachylectin	e3kqgE1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
D	Tachylectin	e3kqgD1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
C	Tachylectin	e3kqgC1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
B	ERG4_ERG24	e3kqgB2	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: N-terminal domain of Delta(14)-sterol reductase, MaSR1	F: ERG4_ERG24	ECOD (v295.2)
A	CBS	e3kqgA1	A: alpha arrays	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: CBS	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
F	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)
E	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
E	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)
D	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
D	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)
C	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
C	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)
B	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)
A	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	3.10.100.10	Alpha Beta	Roll	Mannose-Binding Protein A	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF00059	Lectin C-type domain (Lectin_C)	Lectin C-type domain	This family includes both long and short form C-type	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	C-type lectin domain family 4 member K	binding carbohydrate binding D-mannose binding monosaccharide binding small molecule binding molecular transducer activity pattern recognition receptor activity signaling receptor activity	response to stimulus immune response immune system process biological process involved in interspecies interaction between organisms defense response to virus defense response response to other organism response to stress response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane membrane-bounded organelle endosome membrane intracellular anatomical structure early endosome endosome intracellular vesicle early endosome membrane cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane membrane-bounded organelle endosome membrane intracellular anatomical structure early endosome endosome intracellular vesicle early endosome membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane organelle cytoplasm vesicle organelle membrane clathrin-coated vesicle endocytic vesicle membrane coated vesicle endocytic vesicle clathrin-coated vesicle membrane clathrin-coated endocytic vesicle membrane clathrin-coated endocytic vesicle coated vesicle membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR016187	C-type lectin fold	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR033989	CD209-like, C-type lectin-like domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR001304	C-type lectin-like	Domain
A, B, C, D, E A, B, C, D, E, F	IPR018378	C-type lectin, conserved site	Conserved Site
A, B, C, D, E A, B, C, D, E, F	IPR016186	C-type lectin-like/link domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR050111	C-type lectin and snaclec domain-containing protein	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E A, B, C, D, E, F	: Q9UJ71	Birbeck granule deficiency atopic eczema allergic rhinitis Langerhans cell histiocytosis psoriasis cutaneous lupus erythematosus large cell medulloblastoma swine influenza Barrett esophagus esophageal adenocarcinoma ovarian cancer

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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.