Protein detail
NRX1B
Neurexin-1-beta (Neurexin I-beta)
Protein symbol NRX1B | UniProt ID | EVMP score 0.72 |
Frequency 13 | Transmembrane count 1 | Protein classification |
Basic Information
Protein Names
Neurexin-1-beta (Neurexin I-beta)
Protein Function
- Human disease related genes:Other diseases:Mental and behavioural disorders
- Predicted intracellular proteins
- Potential drug targets
- Transporters:Accessory Factors Involved in Transport
- Disease related genes
- Human disease related genes:Congenital malformations:Other congenital malformations
Transmembrane
397..417; Helical
Transmembrane Count
1
Ensembl
Entrez Gene Symbol
Frequency
13
EVMP Score
0.72
Fluorescence & Localization
Function & Pathway
Protein Function
- Human disease related genes:Other diseases:Mental and behavioural disorders
- Predicted intracellular proteins
- Potential drug targets
- Transporters:Accessory Factors Involved in Transport
- Disease related genes
- Human disease related genes:Congenital malformations:Other congenital malformations
Cellular Component
- GO:0005730 nucleolus
- GO:0005783 endoplasmic reticulum
- GO:0005886 plasma membrane
- GO:0009986 cell surface
- GO:0030139 endocytic vesicle
- GO:0031594 neuromuscular junction
- GO:0031965 nuclear membrane
- GO:0031982 vesicle
- GO:0042734 presynaptic membrane
- GO:0042995 cell projection
- GO:0043025 neuronal cell body
- GO:0044295 axonal growth cone
- GO:0098635 protein complex involved in cell-cell adhesion
- GO:0098793 presynapse
- GO:0098978 glutamatergic synapse
- GO:0098982 GABA-ergic synapse
Molecular Function
- GO:0004888 transmembrane signaling receptor activity
- GO:0005102 signaling receptor binding
- GO:0005105 type 1 fibroblast growth factor receptor binding
- GO:0005246 calcium channel regulator activity
- GO:0005509 calcium ion binding
- GO:0005515 protein binding
- GO:0033130 acetylcholine receptor binding
- GO:0038023 signaling receptor activity
- GO:0046872 metal ion binding
- GO:0048306 calcium-dependent protein binding
- GO:0050839 cell adhesion molecule binding
- GO:0097109 neuroligin family protein binding
Reactome
Mediation Categories
Adhesion and uptake mediationFusion and delivery mediationReceptor-signaling mediation
Relations & Evidence
Enzyme-Mediated Modification
6 records.
| Substrate Gene Symbol | Enzyme Gene Symbol | Enzyme UniProt ID | Residue Type | Residue Offset | Modification | Database | References |
|---|---|---|---|---|---|---|---|
| NRXN1 | CASK | O14936 | S | 425 | phosphorylation | PhosphoSite | |
| NRXN1 | CASK | O14936 | S | 424 | phosphorylation | PhosphoSite | |
| NRXN1 | CASK | O14936 | S | 428 | phosphorylation | PhosphoSite | |
| NRXN1 | CASK | O14936 | S | 1,529 | phosphorylation | MIMPPhosphoSite_MIMP | |
| NRXN1 | CASK | O14936 | S | 1,530 | phosphorylation | MIMPPhosphoSite_MIMP | |
| NRXN1 | CASK | O14936 | S | 1,533 | phosphorylation | MIMPPhosphoSite_MIMP |
Ligand-Receptor Signaling
106 records.
| Category | Parent | Database | Transmitter | Receiver | Secreted | Plasma Membrane (Transmembrane) | Plasma Membrane (Peripheral) |
|---|---|---|---|---|---|---|---|
| intracellular | intracellular | OmniPath | No | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellChatDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellChatDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | Baccin2019 | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | Baccin2019 | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellPhoneDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellPhoneDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | OmniPath | Yes | No | No | Yes | No |
| adhesion | adhesion | HGNC | Yes | Yes | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | OmniPath | Yes | No | No | Yes | No |
Regulatory Interaction Network
14 records.
| Source Protein Symbol | Source UniProt ID | Target Protein Symbol | Target UniProt ID | Is Directed | Is Stimulation | Is Inhibition | Database | References |
|---|---|---|---|---|---|---|---|---|
| NLGN1 | Q8N2Q7 | NRX1B | P58400 | Yes | Yes | No | iTALKICELLNETSIGNORHINTHPMR_talklrHPRD_LRdbtalklrHPRDRamilowski2015_Baccin2019WangRamilowski2015HPMR_LRdbCellPhoneDBHPRD_talklrBioGRIDBaccin2019CellinkerSTRING_talklrEMBRACECellTalkDBFantom5_LRdbHPMR_CellinkerconnectomeDB2020LRdb | Cellinker:8576240Cellinker:14522992HPRD:14522992ICELLNET:22750515BioGRID:8576240LRdb:145BioGRID:14522992SIGNOR:18923512BioGRID:12796785connectomeDB2020:14522992HINT:14522992Baccin2019:8576240LRdb:8576240Baccin2019:14522992connectomeDB2020:8576240HPRD:8576240HINT:12796785HINT:8576240CellTalkDB:8576240 |
| STXB1 | P61764 | NRX1B | P58400 | Yes | Yes | No | SIGNOR | SIGNOR:11036064 |
| APBA1 | Q02410 | NRX1B | P58400 | Yes | Yes | No | HPRDSIGNOR | SIGNOR:11036064HPRD:11036064 |
| CSKP | O14936 | NRX1B | P58400 | Yes | No | No | PhosphoSite_MIMPMIMPPhosphoSite_norefPhosphoPointProtMapperHPRDPhosphoSitePhosphoSite_ProtMapper | PhosphoSite:18423203HPRD:8786425HPRD:11036064 |
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Protein Complex Composition
8 records.
| Component Name | Component Gene Symbols | Component UniProt ID | Stoichiometry | Database | Database IDs | References |
|---|---|---|---|---|---|---|
| Glu-NRXN1_CBLN1 | CBLN1NRXN1 | P23435Q9ULB1 | 0:0 | CellChatDB | ||
| NRXN1_CBLN1_complex | CBLN1NRXN1 | P23435P58400 | 1:1 | CellPhoneDBCellChatDB | CellPhoneDB:NRXN1_CBLN1_complex | |
| CARHSP1GALMGLOD4LACTB2NRXN1NT5C3ANT5DC1PGPPLD3 | A6NDG6P58400Q53H82Q5TFE4Q8IV08Q96C23Q9H0P0Q9HC38Q9Y2V2 | 0:0:0:0:0:0:0:0:0 | hu.MAP2 | |||
| CARHSP1GALMGLOD4LACTB2NRXN1NT5C3ANT5DC1PGPPLD3 | A6NDG6Q53H82Q5TFE4Q8IV08Q96C23Q9H0P0Q9HC38Q9ULB1Q9Y2V2 | 0:0:0:0:0:0:0:0:0 | hu.MAP2 | |||
| CASKNRXN1 | O14936Q9ULB1 | 3:3 | PDB | PDB:6nid | ||
| LRRTM2NRXN1 | O43300P58400 | 4:4 | PDB | PDB:5z8y | ||
| CARHSP1GLOD4NRXN1 | P58400Q9HC38Q9Y2V2 | 0:0:0 | hu.MAP | |||
| CARHSP1GLOD4NRXN1 | Q9HC38Q9ULB1Q9Y2V2 | 0:0:0 | hu.MAP |
Isolation & Detection Technology
1 record.
| EV Isolation Method | Detection Method | Number of References | References |
|---|---|---|---|
| Differential UltracentrifugationSize Exclusion Chromatography | Mass spectrometryWestern blotting | 1 | 38716512 |
Sequence, Structure & Domains
Sequences
Length
472
Mass
50,424
Sequence
MYQRMLRCGAELGSPGGGGGGGGGGGAGGRLALLWIVPLTLSGLLGVAWGASSLGAHHIHHFHGSSKHHSVPIAIYRSPASLRGGHAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEVPSSMTTESTATAMQSEMSTSIMETTTTLATSTARRGKPPTKEPISQTTDDILVASAECPSDDEDIDPCEPSSGGLANPTRAGGREPYPGSAEVIRESSSTTGMVVGIVAAAALCILILLYAMYKYRNRDEGSYHVDESRNYISNSAQSNGAVVKEKQPSSAKSSNKNKKNKDKEYYV
Alternative Products
Event=Alternative promoter usage, Alternative splicing; Named isoforms=7; Comment=A number of isoforms are produced by alternative promoter usage including the alpha-type and beta-type isoforms which differ in their N-terminus. Additional isoforms may be produced by alternative splicing.; Name=1b; IsoId=P58400-2; Sequence=Displayed; Name=3b; IsoId=P58400-1; Sequence=VSP_059057; Name=1a; IsoId=Q9ULB1-1; Sequence=External; Name=2a; IsoId=Q9ULB1-2; Sequence=External; Name=3a; IsoId=Q9ULB1-3; Sequence=External; Name=4; IsoId=Q9ULB1-4; Sequence=External; Name=5; IsoId=Q9ULB1-5; Sequence=External
Alternative Sequence
205..234; Missing (in isoform 3b)
3D Structural Models
Turn
252..255; 277..279
Helix
272..276
Beta Strand
91..103; 112..123; 126..135; 142..148; 151..160; 163..166; 174..176; 178..185; 188..196; 199..201; 244..250; 260..267; 283..290
3D Structure
X-ray crystallography (2)
Domain & Motif Annotations
Domain (FT)
91..289; Laminin G-like
Region
205..234; Essential for interaction with CBLN1; modulates interaction affinity with NLGN1, NLGN2 and NLGN3; prevents interaction with DAG1/alpha-dystroglycan; modulates interaction with alpha-latrotoxin; 353..385; Disordered; 439..472; Disordered
Protein Families
Neurexin family
Sequence Similarities
Belongs to the neurexin family.