7UCX | pdb_00007ucx

LRP8 11H1 Fab complexed to a cyclized CR1 peptide

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth L]	GSP_synth	e7ucxL1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: GSP_synth	ECOD (v294.1)
B [auth H]	GSP_synth	e7ucxH1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: GSP_synth	ECOD (v294.1)

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)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth L]	Light Chain	IGKV1	Kappa	cyclized cr1 peptide	SAbDab (2026-04-17)
B [auth H]	Heavy Chain	IGHV5	-	cyclized cr1 peptide	SAbDab (2026-04-17)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B]	PF00057	Low-density lipoprotein receptor domain class A (Ldl_recept_a)	Low-density lipoprotein receptor domain class A	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth L]	11H1 Fab Light chain	-	-	-
B [auth H]	11H1 Fab Heavy chain	-	-	-
A [auth B]	Cyclized CR1 peptide	reelin receptor activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity amyloid-beta binding binding peptide binding lipoprotein particle binding protein-containing complex binding protein-lipid complex binding high-density lipoprotein particle binding cation binding ion binding calcium ion binding reelin receptor activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity amyloid-beta binding binding peptide binding lipoprotein particle binding protein-containing complex binding protein-lipid complex binding high-density lipoprotein particle binding cation binding ion binding calcium ion binding metal ion binding small molecule binding apolipoprotein binding protein binding cytoskeletal protein binding kinesin binding lipoprotein particle receptor activity cargo receptor activity very-low-density lipoprotein particle receptor activity low-density lipoprotein particle receptor activity calcium-dependent protein binding	response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus response to sterol response to lipid response to alcohol response to oxygen-containing compound response to cholesterol cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol cellular response to lipid cellular process response to stimulus response to chemical response to xenobiotic stimulus cellular response to stimulus response to sterol response to lipid response to alcohol response to oxygen-containing compound response to cholesterol cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol cellular response to lipid cellular process cellular response to sterol cellular response to cholesterol multicellular organismal process cellular developmental process forebrain development glial cell migration telencephalon glial cell migration cerebral cortex development multicellular organism development neurogenesis telencephalon cell migration forebrain cell migration gliogenesis cell differentiation anatomical structure development cell migration cell motility system development layer formation in cerebral cortex developmental process cerebral cortex cell migration head development animal organ development brain development nervous system development cerebral cortex radially oriented cell migration pallium development anatomical structure morphogenesis central nervous system development anatomical structure formation involved in morphogenesis cerebral cortex radial glia-guided migration telencephalon development regulation of biological process regulation of cellular process cell surface receptor signaling pathway signaling biological regulation response to cytokine cytokine-mediated signaling pathway cell communication response to peptide cellular response to cytokine stimulus signal transduction ammon gyrus development hippocampus development limbic system development regulation of apoptotic process apoptotic process regulation of programmed cell death cell death programmed cell death trans-synaptic signaling regulation of signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication reelin-mediated signaling pathway diterpenoid metabolic process retinoid metabolic process primary metabolic process metabolic process terpenoid metabolic process isoprenoid metabolic process lipid metabolic process positive regulation of dendritic spine morphogenesis positive regulation of nervous system development cell projection organization positive regulation of dendritic spine development regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell morphogenesis regulation of cell development positive regulation of developmental process cell projection morphogenesis neuron differentiation neuron projection morphogenesis regulation of dendrite morphogenesis regulation of synapse structure or activity positive regulation of cell projection organization synapse organization regulation of biological quality dendritic spine morphogenesis dendritic spine development postsynapse organization dendritic spine organization regulation of cell projection organization positive regulation of cell development regulation of postsynapse organization positive regulation of cell morphogenesis generation of neurons regulation of dendrite development positive regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization positive regulation of cellular component organization regulation of developmental process plasma membrane bounded cell projection morphogenesis positive regulation of biological process cell development regulation of dendritic spine development cell morphogenesis cellular component organization regulation of nervous system development dendrite development positive regulation of neuron projection development positive regulation of cell differentiation positive regulation of neurogenesis regulation of multicellular organismal process cellular component organization or biogenesis regulation of anatomical structure morphogenesis positive regulation of cellular process regulation of multicellular organismal development plasma membrane bounded cell projection organization dendrite morphogenesis positive regulation of dendrite morphogenesis cell morphogenesis involved in neuron differentiation regulation of synapse organization cell junction organization neuron development regulation of dendritic spine morphogenesis neuron projection organization regulation of plasma membrane bounded cell projection organization localization import into cell transport endocytosis establishment of localization vesicle-mediated transport regulation of defense response regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms regulation of response to external stimulus response to biotic stimulus response to stress regulation of response to stress innate immune response regulation of immune system process response to external biotic stimulus immune response response to other organism defense response regulation of innate immune response defense response to symbiont response to external stimulus regulation of response to stimulus immune system process defense response to other organism regulation of immune response spinal cord development ventral spinal cord development cellular response to endogenous stimulus cellular response to growth factor stimulus response to endogenous stimulus response to growth factor positive regulation of dendrite development proteolysis protein metabolic process macromolecule metabolic process	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic membrane asymmetric synapse plasma membrane region somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection glutamatergic synapse protein-containing complex signaling receptor complex cell body neuronal cell body axon intracellular organelle intracellular anatomical structure cytoskeleton membraneless organelle microtubule associated complex intracellular membraneless organelle microtubule cytoskeleton cell surface membrane microdomain membrane raft plasma membrane raft caveola Schaffer collateral - CA1 synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B]	IPR018097	EGF-like calcium-binding, conserved site	Conserved Site
A [auth B]	IPR036055	LDL receptor-like superfamily	Homologous Superfamily
A [auth B]	IPR000033	LDLR class B repeat	Repeat
A [auth B]	IPR001881	EGF-like calcium-binding domain	Domain
A [auth B]	IPR023415	Low-density lipoprotein (LDL) receptor class A, conserved site	Conserved Site
A [auth B]	IPR011042	Six-bladed beta-propeller, TolB-like	Homologous Superfamily
A [auth B]	IPR049883	NOTCH1, EGF-like calcium-binding domain	Domain
A [auth B]	IPR002172	Low-density lipoprotein (LDL) receptor class A repeat	Repeat
A [auth B]	IPR000742	EGF-like domain	Domain
A [auth B]	IPR051221	Low-density lipoprotein receptor-related	Family
A [auth B]	IPR000152	EGF-type aspartate/asparagine hydroxylation site	PTM

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth B]	Pharos: Q14114	myocardial infarction Nerve Degeneration ovarian cancer Pick disease schizophrenia tuberculosis breast cancer glioblastoma lung cancer malignant ependymoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma pituitary cancer Sjogren syndrome ulcerative colitis myocardial infarction Nerve Degeneration ovarian cancer Pick disease schizophrenia tuberculosis breast cancer glioblastoma lung cancer malignant ependymoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma pituitary cancer Sjogren syndrome ulcerative colitis atopic eczema Crohn disease invasive ductal breast carcinoma major depressive disorder malignant glioma myocardial infarction, susceptibility to osteosarcoma pancreatic intraductal papillary-mucinous neoplasm psoriasis subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor cutaneous lupus erythematosus lung adenocarcinoma malignant colon neoplasm medulloblastoma

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.