Annotations: 6BBD

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6bbda2	Alpha and beta proteins (a+b)	C-type lectin-like	C-type lectin-like	C-type lectin domain	Surfactant protein, lectin domain	Pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)
A	d6bbda1	Coiled coil proteins	Parallel coiled-coil	Triple coiled coil domain of C-type lectins	Triple coiled coil domain of C-type lectins	Surfactant protein	Pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00059,PF09006	e6bbdA1	A: a+b complex topology	X: C-type lectin-like (From Homology)	H: C-type lectin-like	T: C-type lectin-like	F: PF00059,PF09006	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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	PF09006	Lung surfactant protein D coiled-coil trimerisation (Surfac_D-trimer)	Lung surfactant protein D coiled-coil trimerisation	-	Coiled-coil
A	PF01391	Collagen triple helix repeat (20 copies) (Collagen)	Collagen triple helix repeat (20 copies)	-	Repeat
A	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	Pulmonary surfactant-associated protein D	binding carbohydrate binding	multicellular organismal process multicellular organismal-level homeostasis chemical homeostasis homeostatic process multicellular organismal-level chemical homeostasis surfactant homeostasis respiratory gaseous exchange by respiratory system biological process involved in interspecies interaction between organisms response to stimulus immune response response to other organism defense response defense response to symbiont response to external stimulus multicellular organismal process multicellular organismal-level homeostasis chemical homeostasis homeostatic process multicellular organismal-level chemical homeostasis surfactant homeostasis respiratory gaseous exchange by respiratory system biological process involved in interspecies interaction between organisms response to stimulus immune response response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus regulation of localization import into cell positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization transport positive regulation of biological process vesicle-mediated transport cellular component organization localization positive regulation of endocytosis phagocytosis cellular component organization or biogenesis 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 establishment of localization positive regulation of phagocytosis positive regulation of transport cellular process endocytosis developmental process tube development animal organ development respiratory tube development multicellular organism development anatomical structure development lung development respiratory system development lung alveolus development system development	protein-containing complex collagen trimer extracellular region extracellular space cellular anatomical entity membrane-bounded organelle intracellular anatomical structure endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle protein-containing complex collagen trimer extracellular region extracellular space cellular anatomical entity membrane-bounded organelle intracellular anatomical structure endosome intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle late endosome cytoplasm multivesicular body vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008160	Collagen triple helix repeat	Repeat
A	IPR016187	C-type lectin fold	Homologous Superfamily
A	IPR015097	Lung surfactant protein D coiled-coil trimerisation	Domain
A	IPR001304	C-type lectin-like	Domain
A	IPR018378	C-type lectin, conserved site	Conserved Site
A	IPR016186	C-type lectin-like/link domain superfamily	Homologous Superfamily

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 R01GM133198.