Annotations: 9LKL

Cryo-EM map of C1ql1-gC1q hexamer and BAI3-eCUB complex

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
H	SCOP2B Superfamily	TNF-like	8070836	3000061	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	TNF-like	8070836	3000061	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	TNF-like	8070836	3000061	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	TNF-like	8070836	3000061	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TNF-like	8070836	3000061	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TNF-like	8070836	3000061	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)
I	RALGAPB_N	e9lklI1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: RALGAPB_N	ECOD (v295.2)
H	TCL1_MTCP1	e9lklH1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)
G	TCL1_MTCP1	e9lklG1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)
F	TCL1_MTCP1	e9lklF1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)
C	TCL1_MTCP1	e9lklC1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)
B	TCL1_MTCP1	e9lklB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)
A	TCL1_MTCP1	e9lklA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: TCL1_MTCP1	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D, E, I, J	PF19188	Adhesion GPCR B N-terminal region (AGRB_N)	Adhesion GPCR B N-terminal region	-	Family
A, B, C, F, G A, B, C, F, G, H	PF00386	C1q domain (C1q)	C1q domain	C1q is a subunit of the C1 enzyme complex that activates the serum complement system.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D, E, I, J	Adhesion G protein-coupled receptor B3	molecular transducer activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity	developmental process multicellular organismal process cellular developmental process cell development developmental maturation nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation neuron remodeling anatomical structure maturation cell differentiation neuron development anatomical structure development developmental process multicellular organismal process cellular developmental process cell development developmental maturation nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation neuron remodeling anatomical structure maturation cell differentiation neuron development anatomical structure development neuron maturation cellular process cell maturation animal gross anatomical part developmental process system development cellular component disassembly regulation of synapse pruning regulation of biological process regulation of cellular component organization regulation of cellular process cell junction disassembly synapse pruning biological regulation cellular component organization regulation of synapse organization cell junction organization regulation of synapse structure or activity synapse organization cellular component organization or biogenesis regulation of biological quality regulation of developmental process synapse maturation regulation of synapse maturation cellular response to stimulus cell surface receptor signaling pathway response to stimulus signaling signal transduction cell communication myoblast fusion cell-cell fusion syncytium formation by cell-cell fusion muscle cell differentiation myotube differentiation muscle structure development striated muscle cell differentiation regulation of neuron projection development cell projection organization plasma membrane bounded cell projection morphogenesis neuron projection development cell morphogenesis cell projection morphogenesis dendrite development neuron projection morphogenesis regulation of dendrite morphogenesis regulation of anatomical structure morphogenesis plasma membrane bounded cell projection organization regulation of cell projection organization dendrite morphogenesis cell morphogenesis involved in neuron differentiation anatomical structure morphogenesis regulation of dendrite development regulation of plasma membrane bounded cell projection organization G protein-coupled receptor signaling pathway negative regulation of biological process angiogenesis regulation of vasculature development tube morphogenesis regulation of multicellular organismal process blood vessel development regulation of multicellular organismal development blood vessel morphogenesis tube development negative regulation of blood vessel morphogenesis negative regulation of developmental process negative regulation of angiogenesis vasculature development circulatory system development negative regulation of vasculature development regulation of angiogenesis anatomical structure formation involved in morphogenesis negative regulation of multicellular organismal 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 synaptic cleft extracellular region cerebellar climbing fiber to Purkinje cell synapse glutamatergic synapse excitatory synapse asymmetric, glutamatergic, excitatory synapse
A, B, C, F, G A, B, C, F, G, H	C1q-related factor	protein binding binding signaling receptor binding	developmental process multicellular organismal process cellular developmental process cell development developmental maturation nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation neuron remodeling anatomical structure maturation cell differentiation neuron development anatomical structure development developmental process multicellular organismal process cellular developmental process cell development developmental maturation nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation neuron remodeling anatomical structure maturation cell differentiation neuron development anatomical structure development neuron maturation cellular process cell maturation animal gross anatomical part developmental process system development cellular component disassembly regulation of synapse pruning regulation of biological process regulation of cellular component organization regulation of cellular process cell junction disassembly synapse pruning biological regulation cellular component organization regulation of synapse organization cell junction organization regulation of synapse structure or activity synapse organization cellular component organization or biogenesis regulation of biological quality behavior system process learning learning or memory nervous system process motor learning cognition trans-synaptic signaling regulation of signaling trans-synaptic signaling, modulating synaptic transmission signaling modulation of chemical synaptic transmission cell-cell signaling cell communication chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication maintenance of synapse structure cell junction maintenance cellular component maintenance	axon cell projection cellular anatomical structure neuron projection climbing fiber plasma membrane bounded cell projection synapse cell junction synaptic cleft extracellular region presynapse intracellular anatomical structure cytoplasm cerebellar climbing fiber to Purkinje cell synapse axon cell projection cellular anatomical structure neuron projection climbing fiber plasma membrane bounded cell projection synapse cell junction synaptic cleft extracellular region presynapse intracellular anatomical structure cytoplasm cerebellar climbing fiber to Purkinje cell synapse neuron to neuron synapse asymmetric synapse glutamatergic synapse excitatory synapse asymmetric, glutamatergic, excitatory synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
D, E, I, J	IPR017983	GPCR, family 2, secretin-like, conserved site	Conserved Site
D, E, I, J	IPR036445	GPCR family 2, extracellular hormone receptor domain superfamily	Homologous Superfamily
D, E, I, J	IPR000832	GPCR, family 2, secretin-like	Family
D, E, I, J	IPR000203	GPS motif	Conserved Site
D, E, I, J	IPR000859	CUB domain	Domain
D, E, I, J	IPR017981	GPCR, family 2-like, 7TM	Domain
D, E, I, J	IPR008077	GPCR, family 2, brain-specific angiogenesis inhibitor	Family
D, E, I, J	IPR000884	Thrombospondin type-1 (TSP1) repeat	Repeat
D, E, I, J	IPR001879	GPCR, family 2, extracellular hormone receptor domain	Domain
D, E, I, J	IPR036383	Thrombospondin type-1 repeat superfamily	Homologous Superfamily
D, E, I, J	IPR043838	Adhesion G protein-coupled receptor B, N-terminal domain	Domain
D, E, I, J	IPR032471	AGRL2-4 , GAIN subdomain A	Domain
D, E, I, J	IPR046338	GAIN domain superfamily	Homologous Superfamily
D, E, I, J	IPR057244	GAIN, subdomain B	Domain
A, B, C, F, G A, B, C, F, G, H	IPR008160	Collagen triple helix repeat	Repeat
A, B, C, F, G A, B, C, F, G, H	IPR008983	Tumour necrosis factor-like domain superfamily	Homologous Superfamily
A, B, C, F, G A, B, C, F, G, H	IPR001073	C1q domain	Domain
A, B, C, F, G A, B, C, F, G, H	IPR050822	Cerebellin Synaptic Organizer	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
D, E, I, J	: O60242	astrocytic tumor large cell medulloblastoma malignant glioma pancreatic intraductal papillary-mucinous carcinoma subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor lung adenocarcinoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant ependymoma non-small cell lung carcinoma primitive neuroectodermal tumor

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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.