Evidence map›Paper›PMID 32597833›Full record

ArticleThe Journal of clinical investigation2020

A CLN6-CLN8 complex recruits lysosomal enzymes at the ER for Golgi transfer.

Lakshya Bajaj, Jaiprakash Sharma, Alberto di Ronza, Pengcheng Zhang, Aiden Eblimit, Rituraj Pal, Dany Roman, John R Collette, Clarissa Booth, Kevin T Chang and 6 more

Erratum issuedOpen access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
5.3field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

49 citing papers in PubMed, 64 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors at 4 institutions in 1 country.

Lakshya BajajDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Jaiprakash SharmaDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Alberto di RonzaDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Pengcheng ZhangDepartment of Molecular and Cell Biology, University of California, Berkeley, Berkeley, California, USA.
Aiden EblimitDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Rituraj PalDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Dany RomanDepartment of Pathology and Immunology, Baylor College of Medicine, Houston, Texas, USA.
John R ColletteDepartment of Pathology and Immunology, Baylor College of Medicine, Houston, Texas, USA.
Clarissa BoothPediatrics and Rare Diseases Group, Sanford Research, Sioux Falls, South Dakota, USA.
Kevin T ChangDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Richard N SifersDepartment of Pathology and Immunology, Baylor College of Medicine, Houston, Texas, USA.
Sung Y JungDepartment of Biochemistry and Molecular Biology.
Jill M WeimerPediatrics and Rare Diseases Group, Sanford Research, Sioux Falls, South Dakota, USA.
Rui ChenDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Randy W SchekmanDepartment of Molecular and Cell Biology, University of California, Berkeley, Berkeley, California, USA.
Marco SardielloDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, USA.
Baylor College of Medicine · USUniversity of South Dakota · USHoward Hughes Medical Institute · USUniversity of California, Berkeley · US

Funding

Tumor BiologyP30CA125123 · NCI · BAYLOR COLLEGE OF MEDICINE · PI Michael M Ittmann · 2007 to 2026
$73.9M
Tissue Analysis & Molecular Imaging CoreP30DK056338 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI James Versalovic · 2001 to 2026
$28.3M
Preclinical and Clincial OutcomesP50HD103555 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI Sandesh Chakravarthy Sreenath Nagamani, David Loren Nelson · 2020 to 2026
$9.9M
Steps towards a paternal gene activation therapy for Angelman syndromeU54HD083092 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI NELSON, DAVID LOREN, NEUL, JEFFREY L · 2014 to 2019
$7.8M
Modulation of lysosomal function for the treatment of neuronal ceroid lipofuscinoR01NS079618 · NINDS · WASHINGTON UNIVERSITY · PI SARDIELLO, MARCO · 2012 to 2021
$3.1M
Novel mechanisms for distal transport in developing and mature neuronsR01NS082283 · NINDS · SANFORD RESEARCH/USD · PI WEIMER, JILL M · 2014 to 2018
$1.9M
MECHANISMS OF ER-TO-GOLGI TRANSPORT OF LYSOSOMAL ENZYMESR01GM127492 · NIGMS · WASHINGTON UNIVERSITY · PI SARDIELLO, MARCO · 2019 to 2022
$1.2M
Modulation of lysosomal function for the treatment of Batten diseaseR56NS079618 · NINDS · BAYLOR COLLEGE OF MEDICINE · PI SARDIELLO, MARCO · 2017 to 2017
$396k
NCI NIH HHS P30 CA125123NICHD NIH HHS P50 HD103555NICHD NIH HHS U54 HD083092NIDDK NIH HHS P30 DK056338NIGMS NIH HHS R01 GM127492NINDS NIH HHS R01 NS079618NINDS NIH HHS R01 NS082283NINDS NIH HHS R56 NS079618
6 · The paper itself

Abstract

Lysosomal enzymes are synthesized in the endoplasmic reticulum (ER) and transferred to the Golgi complex by interaction with the Batten disease protein CLN8 (ceroid lipofuscinosis, neuronal, 8). Here we investigated the relationship of this pathway with CLN6, an ER-associated protein of unknown function that is defective in a different Batten disease subtype. Experiments focused on protein interaction and trafficking identified CLN6 as an obligate component of a CLN6-CLN8 complex (herein referred to as EGRESS: ER-to-Golgi relaying of enzymes of the lysosomal system), which recruits lysosomal enzymes at the ER to promote their Golgi transfer. Mutagenesis experiments showed that the second luminal loop of CLN6 is required for the interaction of CLN6 with the enzymes but dispensable for interaction with CLN8. In vitro and in vivo studies showed that CLN6 deficiency results in inefficient ER export of lysosomal enzymes and diminished levels of the enzymes at the lysosome. Mice lacking both CLN6 and CLN8 did not display aggravated pathology compared with the single deficiencies, indicating that the EGRESS complex works as a functional unit. These results identify CLN6 and the EGRESS complex as key players in lysosome biogenesis and shed light on the molecular etiology of Batten disease caused by defects in CLN6.

Indexed as

AnimalsEndoplasmic ReticulumGolgi ApparatusLysosomesMembrane ProteinsMiceMice, KnockoutMultiprotein ComplexesNeuronal Ceroid-LipofuscinosesProtein TransportCln6 protein, mouseCln8 protein, mouseMembrane ProteinsMultiprotein ComplexesCell BiologyGenetic diseasesLysosomesMolecular pathology

Identifiers

PMID32597833
PMCPMC7410054
OpenAlexW3037915665

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.