Evidence map›Paper›PMID 34450031›Full record

ArticleAmerican journal of human genetics2021

COPB2 loss of function causes a coatopathy with osteoporosis and developmental delay.

Ronit Marom, Lindsay C Burrage, Rossella Venditti, Aurélie Clément, Bernardo Blanco-Sánchez, Mahim Jain, Daryl A Scott, Jill A Rosenfeld, V Reid Sutton, Marwan Shinawi and 44 more

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in American journal of human genetics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02450851 (Clinical and Genetic Evaluation of Patients With Undiagnosed Disorders Through the Undiagnosed Diseases Network), which is not on this map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
4.5field-weighted citation impact, top 5% 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.

NCT02450851 recruitingnot on this map

Clinical and Genetic Evaluation of Patients With Undiagnosed Disorders Through the Undiagnosed Diseases Network

TypeobservationalSponsorNational Human Genome Research Institute (NHGRI)Ran2015 to 2028Enrolled20,000ConditionsGenetic Disease
3 · Its place in the literature

Who cites it

31 citing papers in PubMed, 37 citations in OpenAlex.

  1. Review
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  8. Review
  9. Identification of a Fetal De Novo Splice Variant inMaternal-fetal medicine (Wolters Kluwer Health, Inc.) · 2025
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

54 authors at 9 institutions in 3 countries.

Ronit MaromDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA.
Lindsay C BurrageDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA.
Rossella VendittiTelethon Institute of Genetics and Medicine, Naples 80078, Italy.
Aurélie ClémentInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Bernardo Blanco-SánchezInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Mahim JainDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Daryl A ScottDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA; Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, TX 77030, USA.
Jill A RosenfeldDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
V Reid SuttonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA.
Marwan ShinawiDepartment of Pediatrics, Division of Genetics and Genomic Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Ghayda MirzaaCenter for Integrative Brain Research, Seattle Children's Research Institute, and Department of Pediatrics, University of Washington, and Brotman Baty Institute for Precision Medicine, Seattle, WA 98105, USA.
Catherine DeVileGreat Ormond Street Hospital for Children NHS Foundation Trust, London WC1N 3JH, UK.
Rowenna RobertsGreat Ormond Street Hospital for Children NHS Foundation Trust, London WC1N 3JH, UK.
Alistair D CalderGreat Ormond Street Hospital for Children NHS Foundation Trust, London WC1N 3JH, UK.
Jeremy AllgroveGreat Ormond Street Hospital for Children NHS Foundation Trust, London WC1N 3JH, UK.
Ingo GrafeDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Denise G LanzaDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Xiaohui LiDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Kyu Sang JoengDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Yi-Chien LeeDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
I-Wen SongDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Joseph M SliepkaDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Dominyka BatkovskyteDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Megan WashingtonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Brian C DawsonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Zixue JinDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Ming-Ming JiangDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Shan ChenDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Yuqing ChenDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Alyssa A TranDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Lisa T EmrickDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA; Department of Pediatrics, Section of Neurology and Developmental Neuroscience, Baylor College of Medicine, Houston, TX 77030, USA.
David R MurdockDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Human Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030, USA.
Neil A HanchardDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA; Laboratory for Translational Genomics, ARS/USDA Children's Nutrition Research Center, Baylor College of Medicine, Houston, TX 77030, USA.
Gladys E ZapataLaboratory for Translational Genomics, ARS/USDA Children's Nutrition Research Center, Baylor College of Medicine, Houston, TX 77030, USA.
Nitesh R MehtaLaboratory for Translational Genomics, ARS/USDA Children's Nutrition Research Center, Baylor College of Medicine, Houston, TX 77030, USA.
Mary Ann WeisDepartment of Orthopaedics and Sports Medicine, University of Washington, Seattle, WA 98195, USA.
Abbey A ScottDivision of Genetic Medicine, Seattle Children's Hospital, Seattle, WA 98105, USA.
Brenna A TrempInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Jennifer B PhillipsInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Jeremy WegnerInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Tashunka Taylor-MillerGreat Ormond Street Hospital for Children NHS Foundation Trust, London WC1N 3JH, UK.
Richard A GibbsDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Human Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030, USA.
Donna M MuznyHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030, USA.
Shalini N JhangianiHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030, USA.
John HicksTexas Children's Hospital, Houston, TX 77030, USA; Department of Pathology, Texas Children's Hospital, and Department of Pathology and Immunology, Baylor College of Medicine, Houston, TX 77030, USA.
Rolf W StottmannDivision of Human Genetics, and Division of Developmental Biology, and Department of Pediatrics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH 45229, USA.
Mary E DickinsonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, TX 77030, USA.
John R SeavittDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Jason D HeaneyDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
David R EyreDepartment of Orthopaedics and Sports Medicine, University of Washington, Seattle, WA 98195, USA.
Undiagnosed Diseases Network
Monte WesterfieldInstitute of Neuroscience, University of Oregon, Eugene, OR 97403, USA.
Maria Antonietta De MatteisTelethon Institute of Genetics and Medicine, Naples 80078, Italy; Department of Molecular Medicine and Medical Biotechnology, University of Napoli Federico II, Naples 80078, Italy.
Brendan LeeDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Texas Children's Hospital, Houston, TX 77030, USA. Electronic address: blee@bcm.edu.
Baylor College of Medicine · USUniversity of Oregon · USGreat Ormond Street Hospital for Children NHS Foundation Trust · GBUniversity of Washington · USChildren's Nutrition Research Center at Baylor College of Medicine · USTelethon Institute Of Genetics And Medicine · ITCincinnati Children's Hospital Medical Center · USSeattle Children's Hospital · USWashington University in St. Louis · US

Funding

UM1HG006348: Cas9 Genome Integrity Supplemental ProposalUM1HG006348 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI Jason D. Heaney, Chih-Wei Logan Hsu · 2016 to 2026
$47.5M
Project 3: 3D ImagingU54AR068069 · NIAMS · BAYLOR COLLEGE OF MEDICINE · PI Sandesh Chakravarthy Sreenath Nagamani · 2014 to 2026
$19.3M
Baylor-Johns Hopkins Center for Mendelian GeneticsUM1HG006542 · NHGRI · JOHNS HOPKINS UNIVERSITY · PI VALLE, DAVID · 2016 to 2020
$14.5M
Pilot of New Technologies to Increase the Genomic Diagnosis of Undiagnosed Disease Network (UDN) PatientsU01HG007709 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI BACINO, CARLOS A., LEE, BRENDAN · 2014 to 2022
$14.3M
Project 3: Collagen post-translational modification and cross-linking in OIP01HD070394 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI LEE, BRENDAN · 2011 to 2020
$13.4M
MEDICAL GENETICS RESEARCH FELLOWSHIP PROGRAMT32GM007526 · NIGMS · BAYLOR COLLEGE OF MEDICINE · PI Brendan Lee · 1985 to 2026
$11.4M
Preclinical and Clincial OutcomesP50HD103555 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI Sandesh Chakravarthy Sreenath Nagamani, David Loren Nelson · 2020 to 2026
$9.9M
Mechanisms of Brain Dysmorphology in MN1 C-Terminal Truncation Syndrome, a Novel Intellectual Developmental Disability Disorder P50HD103524 · NICHD · UNIVERSITY OF WASHINGTON · PI Sandra E Juul · 2020 to 2026
$9.9M
Steps towards a paternal gene activation therapy for Angelman syndromeU54HD083092 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI NELSON, DAVID LOREN, SAMACO, RODNEY C · 2014 to 2019
$7.8M
Zebrafish CoreU54NS093793 · NINDS · BAYLOR COLLEGE OF MEDICINE · PI BELLEN, HUGO J · 2015 to 2022
$7.5M
Collagen Cross-linking in Skeletal Aging and DiseaseR37AR037318 · NIAMS · UNIVERSITY OF WASHINGTON · PI EYRE, DAVID R · 2010 to 2019
$3.4M
PATHOLOGY OF INBORN SKELETAL DISEASESR01AR037318 · NIAMS · UNIVERSITY OF WASHINGTON · PI EYRE, DAVID R · 1986 to 2009
$3.4M
NHGRI NIH HHS U01 HG007709NHGRI NIH HHS UM1 HG006348NHGRI NIH HHS UM1 HG006542NIAMS NIH HHS R01 AR037318NIAMS NIH HHS R37 AR037318NIAMS NIH HHS U54 AR068069NICHD NIH HHS P01 HD070394NICHD NIH HHS P50 HD103524NICHD NIH HHS P50 HD103555NICHD NIH HHS U54 HD083092NIDCR NIH HHS R03 DE026233NIDDK NIH HHS K08 DK106453NIGMS NIH HHS T32 GM007526NINDS NIH HHS K08 NS092898NINDS NIH HHS U54 NS093793
6 · The paper itself

Abstract

Coatomer complexes function in the sorting and trafficking of proteins between subcellular organelles. Pathogenic variants in coatomer subunits or associated factors have been reported in multi-systemic disorders, i.e., coatopathies, that can affect the skeletal and central nervous systems. We have identified loss-of-function variants in COPB2, a component of the coatomer complex I (COPI), in individuals presenting with osteoporosis, fractures, and developmental delay of variable severity. Electron microscopy of COPB2-deficient subjects' fibroblasts showed dilated endoplasmic reticulum (ER) with granular material, prominent rough ER, and vacuoles, consistent with an intracellular trafficking defect. We studied the effect of COPB2 deficiency on collagen trafficking because of the critical role of collagen secretion in bone biology. COPB2 siRNA-treated fibroblasts showed delayed collagen secretion with retention of type I collagen in the ER and Golgi and altered distribution of Golgi markers. copb2-null zebrafish embryos showed retention of type II collagen, disorganization of the ER and Golgi, and early larval lethality. Copb2

Indexed as

AnimalsAscorbic AcidBone and BonesBrainChildChild, PreschoolCoatomer ProteinCoat Protein Complex ICollagen Type IDevelopmental DisabilitiesEmbryo, NonmammalianEndoplasmic ReticulumFemaleFibroblastsGene Expression Regulation, DevelopmentalGolgi ApparatusAscorbic AcidCoatomer ProteinCoat Protein Complex ICollagen Type ICOPB2 protein, humanRNA, Small Interferingcoatopathycollagen traffickingCOPB2COPI complexjuvenile osteoporosis

Identifiers

PMID34450031
PMCPMC8456174
OpenAlexW3195689668

What OpenQuestion holds

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Registered trials

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.