| 2000 |
LANCL1 (p40/GPR69A) is a loosely associated peripheral membrane protein located at the cytoplasmic side of the erythrocyte membrane, not a seven-transmembrane G-protein-coupled receptor. It is related to the bacterial LanC family of membrane-associated proteins involved in antimicrobial peptide biosynthesis, suggesting a role as a peptide-modifying enzyme. |
Peptide-antibody characterization, sequence analysis, subcellular fractionation |
Biochemical and biophysical research communications |
Medium |
10944443
|
| 2005 |
LANCL1 (erythrocyte cytosolic protein) is recruited to the surface of Maurer's clefts in P. falciparum-infected erythrocytes through direct interaction with the parasite integral membrane protein PfSBP1, and this interaction is proposed to be central for late steps of parasite development. |
Co-immunoprecipitation / protein interaction, immunofluorescence localization in infected erythrocytes |
Molecular and biochemical parasitology |
Medium |
15811525
|
| 2014 |
LanCL1 is a neuronal antioxidant protein whose genetic deletion causes enhanced ROS accumulation, lipid/protein/DNA oxidative damage, mitochondrial dysfunction, and apoptotic neurodegeneration in the brain. LanCL1 protein purified from eukaryotic cells catalyzes formation of thioether products similar to glutathione S-transferase activity, constituting a neuron-specific glutathione defense mechanism. |
Genetic knockout (LanCL1-deficient mice), LanCL1 transgene rescue, in vitro enzymatic assay with purified eukaryotic LanCL1 protein, ROS/oxidative damage measurements, mitochondrial function assays |
Developmental cell |
High |
25158856
|
| 2018 |
LanCL1 protects prostate cancer cells from oxidative stress and promotes proliferation through inhibition of the JNK signaling pathway; siRNA-mediated LanCL1 knockdown increases apoptosis and JNK pathway activation. |
siRNA knockdown, Western blot for JNK pathway phosphorylation, cell viability and apoptosis assays |
Cell death & disease |
Medium |
29416001
|
| 2018 |
LanCL1 protects neurons against ischemia-induced oxidative stress by activating the Akt-PGC-1α-Sirt3 signaling pathway, which stimulates mitochondrial enzyme activities and SOD2 deacetylation; knockdown of PGC-1α or Akt blockade partially prevented LanCL1 protective effects. |
Lentiviral LanCL1 overexpression in HT22 cells, OGD model, siRNA knockdown of PGC-1α, Akt inhibitor, Western blot for pathway components, mitochondrial function assays, ROS measurement |
Brain research bulletin |
Medium |
30075199
|
| 2019 |
LanCL1 is a positive regulator of AKT activity; CNS-specific LanCL1 transgene restores impaired AKT activity in ALS model (SOD1G93A) mice and promotes motor neuron survival, delays disease onset, and extends lifespan. CNS-specific LanCL1 deletion causes motor neuron loss, neuroinflammation, and oxidative damage. |
Transgenic LanCL1 overexpression and CNS-specific conditional knockout in SOD1G93A mice, Western blot for AKT phosphorylation, behavioral/survival analysis, histopathology |
Cell death and differentiation |
High |
31570855
|
| 2020 |
Recombinant human LanCL1 has less than 10% the specific activity of GST (negative finding: LanCL1 does not act as a classical GST enzyme in vivo). CRISPR-Cas9 knockout of LanCL1 in HeLa cells sensitizes to H2O2 toxicity, decreases UCH deubiquitinase activity, and reduces protein levels of DUBs (A20/TNFAIP3, USP9X, USP10). Addition of recombinant LanCL1 plus GSH recovers UCH activity in H2O2-treated lysates, indicating LanCL1 positively regulates redox-sensitive deubiquitinating enzymes. |
CRISPR-Cas9 stable knockout, in vitro enzymatic activity assay for GST and UCH/DUB, Western blot, proteasome inhibitor experiments (bortezomib), GSH/GSSG measurement, recombinant protein reconstitution |
Free radical biology & medicine |
High |
33049334
|
| 2021 |
Human recombinant LANCL1 binds abscisic acid (ABA) with a Kd of 1–10 µM (lower affinity than LANCL2). LANCL1 overexpression in L6 myoblasts stimulates basal and ABA-triggered glucose uptake (~4-fold), increases GLUT4 and GLUT1 expression, activates the AMPK/PGC-1α/Sirt1 signaling axis (~2-fold), and stimulates mitochondrial respiration and expression of uncoupling proteins (sarcolipin, UCP3). LANCL2-knockout mice spontaneously overexpress LANCL1 in skeletal muscle and respond to ABA with improved glycemia and GLUT/AMPK/PGC-1α/Sirt1/sarcolipin/UCP3 transcription. |
Equilibrium binding with [3H]ABA, circular dichroism, surface plasmon resonance, fluorescent glucose analog (NBDG) uptake assay, Western blot, qPCR, LANCL2-/- mouse model, viral overexpression and siRNA silencing in L6 cells |
Molecular metabolism |
High |
34098144
|
| 2022 |
In H9c2 cardiomyoblasts under hypoxia/reoxygenation, LANCL1 (and LANCL2) overexpression increases phosphorylation of Akt, AMPK, and eNOS; stimulates NO production; increases glucose uptake and NADPH levels; and improves cell survival. Silencing LANCL1/2 has the opposite effects. L-NAME (NOS inhibitor) abrogates ABA/LANCL1-mediated protection, placing NO production downstream of LANCL1 in the hypoxia-protection pathway. |
Viral overexpression and siRNA silencing of LANCL1/2 in H9c2 cells, hypoxia/reoxygenation model, Western blot for Akt/AMPK/eNOS phosphorylation, NOS inhibitor (L-NAME), fluorescent glucose uptake assay, mitochondrial proton gradient measurement |
Cells |
Medium |
36139463
|
| 2022 |
LanCL1 expression in spermatocytes is transcriptionally regulated by transcription factor SP1 in response to spermatogenic reactive oxygen species. LanCL1 deletion causes spermatozoal oxidative damage and impaired male fertility; LanCL1 transgene protects against high-fat-diet-induced oxidative damage and subfertility in mice. |
LanCL1 knockout and transgenic mouse models, semen analysis, histopathology, SP1 transcription factor analysis, ROS measurement |
Lab animal |
Medium |
35469022
|
| 2023 |
LANCL1 functions as a cell surface protein in hepatocellular carcinoma cells and directly binds FAM49B as a downstream partner (identified by mass spectrometry). LANCL1 stabilizes FAM49B by blocking its interaction with E3 ubiquitin ligase TRIM21, preventing ubiquitin-proteasome degradation of FAM49B. The LANCL1-FAM49B axis suppresses Rac1-NADPH oxidase-driven ROS production independently of LANCL1's glutathione transferase function. |
siRNA library screen, immunofluorescence for membrane localization, limiting dilution assay in vivo, mass spectrometry (pulldown for FAM49B identification), Co-IP for LANCL1-FAM49B and FAM49B-TRIM21 interactions, ubiquitination assays, Rac1 activity assay, ROS measurement |
Hepatology (Baltimore, Md.) |
High |
37540188
|
| 2023 |
LANCL1/2 overexpression or silencing controls mitochondrial number, OXPHOS complex I, proton gradient, glucose and palmitate-dependent respiration, and expression of cytoskeletal/contractile/ion channel proteins in H9c2 cardiomyoblasts. These effects are mediated by transcription factor ERRα, which acts upstream of the AMPK/PGC-1α axis and is itself transcriptionally controlled by the ABA-LANCL1/2 system. |
Viral overexpression and siRNA silencing of LANCL1/2, mitochondrial function assays (Seahorse), Western blot, qPCR, ERRα transcription factor analysis in H9c2 cells |
Antioxidants (Basel, Switzerland) |
Medium |
37759995
|
| 2024 |
Hypothalamic LanCL1 transcription is regulated by both PGC-1α and SP1 through direct interaction of these two factors. Under high-fat diet, short-term ROS exposure activates PGC-1α to elevate LanCL1 expression, while long-term exposure promotes ubiquitin-mediated PGC-1α degradation and suppresses LanCL1, establishing a PGC-1α-SP1-LanCL1 regulatory axis in hypothalamic antioxidant defense. |
Hypothalamic LanCL1 overexpression/knockout mouse models, high-fat diet model, Co-immunoprecipitation of PGC-1α and SP1, Western blot for ubiquitination and pathway components, qPCR |
Antioxidants (Basel, Switzerland) |
Medium |
38397850
|
| 2026 |
LanCL1 overexpression in retinal ganglion cells (via intravitreal AAV2) promotes neuroprotection and axon regeneration after optic nerve crush injury in vivo; axons extend through the full optic nerve when combined with fibronectin-based recombinant small protein. However, LanCL1 transgene does NOT activate the mTOR pathway marker pS6 in injured RGCs (negative finding for mTOR mechanism). |
AAV2-mediated LanCL1 overexpression in mouse RGCs, optic nerve crush injury model, axon tracing, immunostaining for pS6 (mTOR marker), scRNA-seq characterization of Lancl1-3 expression in RGC subtypes |
Experimental neurology |
Medium |
42002019
|
| 2026 |
LanCL1 is a critical mediator of neuropathic hypersensitivity. The novel peptide ligand LAT8881 binds LanCL1 in the spinal cord (confirmed by photoaffinity pulldown), suppresses ectopic firing at the DRG, reduces wind-up and spontaneous activity in dorsal horn neurons, and reverses mechanical allodynia in multiple rodent neuropathic models. siRNA knockdown of LanCL1 in DRG blocked LAT8881 activity. In neuropathic models, LanCL1 undergoes functional reorganization: reduced cytosolic expression in DRG neurons with increased expression in satellite glia. |
Photoaffinity conjugate pulldown of LanCL1 from spinal cord, siRNA knockdown in DRG, ex vivo spinal cord electrophysiology, in vivo electrophysiology (DRG ectopic firing, dorsal horn unit recording), behavioral allodynia testing in CCI and other rodent models, immunohistochemistry for LanCL1 localization |
Pain |
High |
42263267
|
| 2026 |
LANCL1-SIRT3-SOD2 axis: LANCL1 downregulation (in obstructive jaundice) inhibits SIRT3-mediated deacetylation of SOD2, impairing antioxidant capacity and increasing oxidative stress and hepatocyte apoptosis. LANCL1 overexpression restores SIRT3 expression and SOD2 deacetylation, attenuating liver injury. |
In vivo bile duct ligation model, in vitro BDL-serum-treated BRL-3A hepatocytes, LANCL1 overexpression, Western blot for SIRT3 and SOD2 deacetylation, ROS/MDA/SOD assays, H&E histology, proteomic serum analysis |
Biochemical and biophysical research communications |
Medium |
42001717
|