TY - JOUR
T1 - Heterozygous loss of WBP11 function causes multiple congenital defects in humans and mice
AU - Martin, Ella M.M.A.
AU - Enriquez, Annabelle
AU - Sparrow, Duncan B.
AU - Humphreys, David T.
AU - McInerney-Leo, Aideen M.
AU - Leo, Paul J.
AU - Duncan, Emma L.
AU - Iyer, Kavitha R.
AU - Greasby, Joelene A.
AU - Ip, Eddie
AU - Giannoulatou, Eleni
AU - Sheng, Delicia
AU - Wohler, Elizabeth
AU - Dimartino, Clémantine
AU - Amiel, Jeanne
AU - Capri, Yline
AU - Lehalle, Daphné
AU - Mory, Adi
AU - Wilnai, Yael
AU - Lebenthal, Yael
AU - Gharavi, Ali G.
AU - Krzemień, Grazyna G.
AU - Miklaszewska, Monika
AU - Steiner, Robert D.
AU - Raggio, Cathy
AU - Blank, Robert
AU - Baris Feldman, Hagit
AU - Milo Rasouly, Hila
AU - Sobreira, Nara L.M.
AU - Jobling, Rebekah
AU - Gordon, Christopher T.
AU - Giampietro, Philip F.
AU - Dunwoodie, Sally L.
AU - Chapman, Gavin
N1 - Publisher Copyright:
© 2020 The Author(s) 2020. Published by Oxford University Press. All rights reserved. For Permissions, please email: journals.permissions@oup.com.
PY - 2020/11/15
Y1 - 2020/11/15
N2 - The genetic causes of multiple congenital anomalies are incompletely understood. Here, we report novel heterozygous predicted loss-of-function (LoF) and predicted damaging missense variants in the WW domain binding protein 11 (WBP11) gene in seven unrelated families with a variety of overlapping congenital malformations, including cardiac, vertebral, tracheo-esophageal, renal and limb defects. WBP11 encodes a component of the spliceosome with the ability to activate pre-messenger RNA splicing. We generated a Wbp11 null allele in mouse using CRISPR-Cas9 targeting. Wbp11 homozygous null embryos die prior to E8.5, indicating that Wbp11 is essential for development. Fewer Wbp11 heterozygous null mice are found than expected due to embryonic and postnatal death. Importantly, Wbp11 heterozygous null mice are small and exhibit defects in axial skeleton, kidneys and esophagus, similar to the affected individuals, supporting the role of WBP11 haploinsufficiency in the development of congenital malformations in humans. LoF WBP11 variants should be considered as a possible cause of VACTERL association as well as isolated Klippel-Feil syndrome, renal agenesis or esophageal atresia.
AB - The genetic causes of multiple congenital anomalies are incompletely understood. Here, we report novel heterozygous predicted loss-of-function (LoF) and predicted damaging missense variants in the WW domain binding protein 11 (WBP11) gene in seven unrelated families with a variety of overlapping congenital malformations, including cardiac, vertebral, tracheo-esophageal, renal and limb defects. WBP11 encodes a component of the spliceosome with the ability to activate pre-messenger RNA splicing. We generated a Wbp11 null allele in mouse using CRISPR-Cas9 targeting. Wbp11 homozygous null embryos die prior to E8.5, indicating that Wbp11 is essential for development. Fewer Wbp11 heterozygous null mice are found than expected due to embryonic and postnatal death. Importantly, Wbp11 heterozygous null mice are small and exhibit defects in axial skeleton, kidneys and esophagus, similar to the affected individuals, supporting the role of WBP11 haploinsufficiency in the development of congenital malformations in humans. LoF WBP11 variants should be considered as a possible cause of VACTERL association as well as isolated Klippel-Feil syndrome, renal agenesis or esophageal atresia.
UR - http://www.scopus.com/inward/record.url?scp=85100358628&partnerID=8YFLogxK
U2 - 10.1093/hmg/ddaa258
DO - 10.1093/hmg/ddaa258
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C2 - 33276377
AN - SCOPUS:85100358628
SN - 0964-6906
VL - 29
SP - 3662
EP - 3678
JO - Human Molecular Genetics
JF - Human Molecular Genetics
IS - 22
ER -