1LGB

INTERACTION OF A LEGUME LECTIN WITH THE N2 FRAGMENT OF HUMAN LACTOTRANSFERRIN OR WITH THE ISOLATED BIANTENNARY GLYCOPEPTIDE: ROLE OF THE FUCOSE MOIETY

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)
A	d1lgb.1	All beta proteins	Concanavalin A-like lectins/glucanases	Concanavalin A-like lectins/glucanases	Legume lectins	Legume lectin	(Lathyrus ochrus ) [TaxId: 3858 ],	SCOPe (2.08)
B	d1lgb.1	All beta proteins	Concanavalin A-like lectins/glucanases	Concanavalin A-like lectins/glucanases	Legume lectins	Legume lectin	(Lathyrus ochrus ) [TaxId: 3858 ],	SCOPe (2.08)
C	d1lgbc_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like II	Periplasmic binding protein-like II	Transferrin	Lactoferrin	(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	SCOP2 Family	Legume lectins	8083701	4000327	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Concanavalin A-like lectins/glucanases	8083702	3000120	SCOP2 (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	Transferrin_2nd	e1lgbC1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: Transferrin_2nd	ECOD (1.6)

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)
C	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00139	Legume lectin domain (Lectin_legB)	Legume lectin domain	-	Domain
B	PF00139	Legume lectin domain (Lectin_legB)	Legume lectin domain	-	Domain
C	PF00405	Transferrin (Transferrin)	Transferrin	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	LEGUME ISOLECTIN II (ALPHA CHAIN)	binding mannose binding monosaccharide binding carbohydrate binding small molecule binding cation binding ion binding metal ion binding	-	-
B	LEGUME ISOLECTIN II (BETA CHAIN)	binding mannose binding monosaccharide binding carbohydrate binding small molecule binding	-	-
C	LACTOTRANSFERRIN (N2 FRAGMENT)	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity cysteine-type endopeptidase inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity cysteine-type endopeptidase inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity DNA binding binding organic cyclic compound binding nucleic acid binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding protein serine/threonine kinase activator activity kinase activator activity enzyme activator activity molecular function activator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity lipid binding lipopolysaccharide binding carbohydrate derivative binding membrane destabilizing activity heparin binding glycosaminoglycan binding sulfur compound binding	regulation of biological process negative regulation of viral process regulation of viral process viral process biological regulation negative regulation of biological process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont regulation of biological process negative regulation of viral process regulation of viral process viral process biological regulation negative regulation of biological process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to bacterium defense response to other organism response to stress immune system process response to bacterium response to external biotic stimulus negative regulation of ATP-dependent activity regulation of ATP-dependent activity regulation of molecular function negative regulation of molecular function cell population proliferation regulation of cellular process positive regulation of cell population proliferation positive regulation of biological process positive regulation of chondrocyte proliferation regulation of cell population proliferation cellular process positive regulation of cellular process chondrocyte proliferation positive regulation of osteoblast proliferation osteoblast proliferation regulation of osteoblast proliferation positive regulation of DNA-binding transcription factor activity cellular biosynthetic process positive regulation of NF-kappaB transcription factor activity RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process positive regulation of molecular function nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process organic substance metabolic process organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process cellular metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process regulation of DNA-binding transcription factor activity organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process multicellular organismal process ossification cellular response to stimulus regulation of lipopolysaccharide-mediated signaling pathway negative regulation of lipopolysaccharide-mediated signaling pathway regulation of response to biotic stimulus response to organic substance negative regulation of response to biotic stimulus regulation of response to external stimulus response to lipid negative regulation of signaling signaling cellular response to lipopolysaccharide regulation of signal transduction negative regulation of cell communication cell communication lipopolysaccharide-mediated signaling pathway cellular response to biotic stimulus negative regulation of cellular process signal transduction cellular response to organic substance regulation of signaling cell surface receptor signaling pathway negative regulation of response to stimulus response to oxygen-containing compound cellular response to molecule of bacterial origin negative regulation of signal transduction response to lipopolysaccharide cellular response to oxygen-containing compound cellular response to chemical stimulus regulation of response to stimulus negative regulation of response to external stimulus response to chemical cellular response to lipid regulation of cell communication response to molecule of bacterial origin disruption of cell in another organism disruption of anatomical structure in another organism killing of cells of another organism cell killing positive regulation of phosphorylation regulation of catalytic activity regulation of transferase activity positive regulation of phosphate metabolic process positive regulation of protein serine/threonine kinase activity positive regulation of metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process phosphorus metabolic process protein modification process positive regulation of protein phosphorylation protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation regulation of protein metabolic process positive regulation of kinase activity regulation of kinase activity macromolecule modification regulation of protein serine/threonine kinase activity regulation of phosphorus metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process positive regulation of protein modification process protein metabolic process positive regulation of protein kinase activity organonitrogen compound metabolic process positive regulation of transferase activity positive regulation of catalytic activity regulation of protein kinase activity regulation of phosphorylation defense response to Gram-negative bacterium modulation by host of viral process modulation by host of symbiont process negative regulation by host of viral process biological process involved in interaction with symbiont biological process involved in symbiotic interaction developmental process animal organ development multicellular organism development anatomical structure morphogenesis skeletal system development anatomical structure development skeletal system morphogenesis animal organ morphogenesis bone morphogenesis bone development system development defense response to fungus antifungal humoral response response to fungus positive regulation of cell communication positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of intracellular signal transduction canonical NF-kappaB signal transduction regulation of canonical NF-kappaB signal transduction positive regulation of signaling positive regulation of response to biotic stimulus immune response-regulating cell surface receptor signaling pathway pattern recognition receptor signaling pathway immune response-activating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process cell surface toll-like receptor signaling pathway innate immune response-activating signaling pathway positive regulation of pattern recognition receptor signaling pathway immune response-activating cell surface receptor signaling pathway regulation of innate immune response regulation of toll-like receptor 4 signaling pathway positive regulation of toll-like receptor 4 signaling pathway regulation of pattern recognition receptor signaling pathway positive regulation of defense response activation of innate immune response regulation of immune response activation of immune response regulation of defense response innate immune response activating cell surface receptor signaling pathway positive regulation of response to external stimulus immune response-regulating signaling pathway regulation of response to stress innate immune response cell surface pattern recognition receptor signaling pathway positive regulation of innate immune response toll-like receptor 4 signaling pathway localization transport iron ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms regulation of single-species biofilm formation in or on host organism single-species biofilm formation in or on host organism single-species biofilm formation negative regulation of single-species biofilm formation in or on host organism adhesion of symbiont to host biological process involved in interaction with host aggregation of unicellular organisms negative regulation of single-species biofilm formation regulation of single-species biofilm formation regulation of biological process involved in symbiotic interaction regulation of leukocyte differentiation regulation of cell differentiation regulation of cell development cell differentiation negative regulation of hemopoiesis regulation of osteoclast development negative regulation of leukocyte differentiation regulation of myeloid leukocyte differentiation negative regulation of myeloid cell differentiation negative regulation of myeloid leukocyte differentiation osteoclast development negative regulation of multicellular organismal process leukocyte differentiation myeloid leukocyte differentiation cellular developmental process regulation of developmental process cell development regulation of osteoclast differentiation osteoclast differentiation bone cell development regulation of multicellular organismal process negative regulation of cell differentiation regulation of multicellular organismal development hemopoiesis regulation of myeloid cell differentiation negative regulation of developmental process negative regulation of osteoclast differentiation negative regulation of cell development negative regulation of osteoclast development myeloid cell differentiation negative regulation of immune system process myeloid cell development regulation of hemopoiesis regulation of tumor necrosis factor production cytokine production regulation of cytokine production tumor necrosis factor superfamily cytokine production tumor necrosis factor production regulation of tumor necrosis factor superfamily cytokine production bone maturation regulation of bone mineralization involved in bone maturation regulation of biomineral tissue development regulation of bone mineralization positive regulation of ossification positive regulation of developmental process positive regulation of biomineral tissue development positive regulation of bone mineralization involved in bone maturation biomineral tissue development ossification involved in bone maturation bone mineralization bone mineralization involved in bone maturation developmental maturation tissue development positive regulation of bone mineralization anatomical structure maturation positive regulation of multicellular organismal process animal organ maturation regulation of ossification innate immune response in mucosa mucosal immune response organ or tissue specific immune response regulation of osteoblast differentiation osteoblast differentiation positive regulation of osteoblast differentiation positive regulation of cell differentiation antimicrobial humoral immune response mediated by antimicrobial peptide negative regulation of viral genome replication viral life cycle regulation of viral life cycle viral genome replication regulation of viral genome replication proteolysis negative regulation of tumor necrosis factor (ligand) superfamily member 11 production negative regulation of cellular metabolic process tumor necrosis factor (ligand) superfamily member 11 production negative regulation of macromolecule metabolic process negative regulation of metabolic process negative regulation of cytokine production negative regulation of cellular biosynthetic process regulation of tumor necrosis factor (ligand) superfamily member 11 production negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of tumor necrosis factor superfamily cytokine production negative regulation of hydrolase activity negative regulation of proteolysis negative regulation of catalytic activity negative regulation of endopeptidase activity negative regulation of peptidase activity regulation of proteolysis regulation of endopeptidase activity negative regulation of protein metabolic process regulation of cysteine-type endopeptidase activity regulation of peptidase activity regulation of hydrolase activity negative regulation of cysteine-type endopeptidase activity	extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle secretory granule secretory vesicle cytoplasm endosome recycling endosome vesicle lumen membrane-enclosed lumen cytoplasmic vesicle lumen secretory granule lumen intracellular organelle lumen organelle lumen specific granule lumen specific granule cell surface cell periphery plasma membrane membrane protein-containing complex phagocytic vesicle lumen phagocytic vesicle endocytic vesicle lumen endocytic vesicle early endosome tertiary granule lumen tertiary granule nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A	IPR001220	Legume lectin domain	Domain
A	IPR019825	Legume lectin, beta chain, Mn/Ca-binding site	Binding Site
B	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
B	IPR001220	Legume lectin domain	Domain
B	IPR000985	Legume lectin, alpha chain, conserved site	Conserved Site
C	IPR001156	Transferrin-like domain	Domain
C	IPR016357	Transferrin	Family
C	IPR018195	Transferrin family, iron binding site	Binding Site
C	IPR030684	Lactotransferrin	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C	Pharos: P02788	ulcerative colitis oral candidiasis endometriosis hypertensive disorder Inflammation osteoporosis arthropathy vulvovaginal candidiasis perinatal necrotizing enterocolitis cancer liver cancer malignant colon neoplasm necrotizing enterocolitis gastric cancer pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis oral candidiasis endometriosis hypertensive disorder Inflammation osteoporosis arthropathy vulvovaginal candidiasis perinatal necrotizing enterocolitis cancer liver cancer malignant colon neoplasm necrotizing enterocolitis gastric cancer pancreatic intraductal papillary-mucinous neoplasm gelatinous drop-like corneal dystrophy pituitary cancer Alzheimer disease psoriasis astrocytic tumor sinusitis benign neoplasm liver neoplasm malignant ependymoma colonic neoplasm MALT lymphoma diarrheal disease drug-induced liver injury exocrine pancreatic carcinoma osteosarcoma gastric carcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia glioblastoma atopic eczema inflammatory bowel disease subependymal giant cell astrocytoma breast cancer interstitial cystitis tuberculosis lymphoplasmacytic lymphoma malignant glioma cystic fibrosis nasopharyngeal carcinoma non-small cell lung carcinoma pancreatic ductal adenocarcinoma asthma hepatocellular carcinoma rheumatoid arthritis benign colon neoplasm hypotensive disorder injury celiac disease chronic kidney disease malignant pancreatic neoplasm

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.