6GKU | pdb_00006gku

Structure of galectin-10 in complex with the Fab fragment of a Charcot-Leyden crystal solubilizing antibody, 6F5

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
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)
C [auth L]	d6gkul2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	llama (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
C [auth L]	d6gkul1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	llama (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
B [auth H]	d6gkuh_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	llama (Lama glama ) [TaxId: 9844 ],	SCOPe (2.08)
A	d6gkua_	All beta proteins	Concanavalin A-like lectins/glucanases	Concanavalin A-like lectins/glucanases	Galectin (animal S-lectin)	automated matches	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)
A	SCOP2B Superfamily	Concanavalin A-like lectins/glucanases	8041404	3000120	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)
C [auth L]		e6gkuL1	A: P-loop domains-like	X: P-loop domains-related	H: P-loop containing nucleoside triphosphate hydrolases	T:	F:	ECOD (20:10:01)
B [auth H]		e6gkuH1	A: P-loop domains-like	X: P-loop domains-related	H: P-loop containing nucleoside triphosphate hydrolases	T:	F:	ECOD (20:10:01)
A		e6gkuA1	A: P-loop domains-like	X: P-loop domains-related	H: P-loop containing nucleoside triphosphate hydrolases	T: Sigma70_r2,Sigma70_ner	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A	2.60.120.200	Mainly Beta	Sandwich	Jelly Rolls		CATH (utative)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
C [auth L]	Fab 6F5	L-LAMBDA	Homo sapiens (human)	IGLV2-1802, IGLJ201, IGLJ301, IGLC201, IGLC202, IGLC304	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202609-0)
B [auth H]	Fab 6F5	VH-CH1	Homo sapiens (human)	IGHV3-2304, IGHJ401, IGHJ402, IGHJ403, IGHG101, IGHG102, IGHG104, IGHG105, IGHG112, IGHG114, IGHG113, IGHG109, IGHG110, IGHG107, IGHG1*11	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202609-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth L]	Light Chain	IGLV2	Lambda	galectin-10	SAbDab (2026-03-13)
B [auth H]	Heavy Chain	IGHV3	-	galectin-10	SAbDab (2026-03-13)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00337	Galactoside-binding lectin (Gal-bind_lectin)	Galactoside-binding lectin	This family contains galactoside binding lectins. The family also includes enzymes such as human eosinophil lysophospholipase (Swiss:Q05315, EC:3.1.1.5).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth L]	Fab 6F5 - Light chain	-	-	-
B [auth H]	Fab 6F5 - Heavy Chain	-	-	-
A	Galectin-10	binding carbohydrate binding identical protein binding protein binding	multicellular organismal process regulation of cellular process regulation of activated T cell proliferation regulation of leukocyte activation regulation of cell activation lymphocyte activation leukocyte proliferation leukocyte activation activated T cell proliferation T cell activation lymphocyte proliferation regulation of immune system process regulation of multicellular organismal process T cell proliferation multicellular organismal process regulation of cellular process regulation of activated T cell proliferation regulation of leukocyte activation regulation of cell activation lymphocyte activation leukocyte proliferation leukocyte activation activated T cell proliferation T cell activation lymphocyte proliferation regulation of immune system process regulation of multicellular organismal process T cell proliferation regulation of lymphocyte proliferation regulation of leukocyte proliferation regulation of biological process cell population proliferation biological regulation cell activation regulation of T cell activation regulation of T cell proliferation regulation of cell population proliferation mononuclear cell proliferation immune system process regulation of mononuclear cell proliferation cellular process regulation of lymphocyte activation immune system development developmental process regulation of T cell anergy lymphocyte anergy T cell tolerance induction regulation of lymphocyte anergy multicellular organism development anatomical structure development regulation of tolerance induction regulation of T cell tolerance induction T cell anergy tolerance induction system development lymphocyte apoptotic process leukocyte apoptotic process T cell apoptotic process apoptotic process cell death programmed cell death adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity regulation of immune effector process T cell mediated immunity response to stimulus T cell cytokine production regulation of T cell cytokine production regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains cytokine production regulation of cytokine production leukocyte mediated immunity cytokine production involved in immune response regulation of T cell mediated immunity production of molecular mediator of immune response regulation of biosynthetic process regulation of cytokine production involved in immune response immune response regulation of adaptive immune response regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process adaptive immune response immune effector process regulation of gene expression regulation of leukocyte mediated immunity biosynthetic process regulation of lymphocyte mediated immunity regulation of response to stimulus regulation of immune response metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of production of molecular mediator of immune response regulation of metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cell periphery extracellular matrix external encapsulating structure

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A	IPR044156	Galectin-like	Family
A	IPR001079	Galectin, carbohydrate recognition domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q05315	asthma lymphoplasmacytic lymphoma rhinitis facioscapulohumeral muscular dystrophy non-small cell lung carcinoma interstitial cystitis osteosarcoma

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.