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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2000-4-18
pubmed:databankReference
pubmed:abstractText
Exon trapping from a bacterial artificial chromosome (BAC 78138) mapping to the 19q13.3 glioma tumor suppressor candidate region yielded two exons that recognized a 3.6-kb transcript on Northern blot. Screening of a human fetal brain cDNA library with these exons identified three novel genes, designated EHD2, EHD3, and EHD4, which are homologous to the recently characterized human EHD1 (testilin/HPAST) and its mouse homolog Ehd1, as well as to homologs in Drosophila (Past1) and Caenorhabditis elegans. Alignment of the predicted peptide sequences revealed striking similarities, with multiple conserved regions that include a nucleotide-binding consensus site at the N-terminus, a bipartite nuclear localization signal, and an eps15 homology (EH) protein-binding domain with an EF-hand motif at the C-terminus. The genes are specifically expressed, with EHD2 highly expressed in heart, EHD3 in brain and heart, and EHD4 in heart and pancreas. EHD2 was confirmed to originate from BAC 78138 at 19q13.3; radiation hybrid mapping localized EHD3 and EHD4 to 2p21 and 15q11.1, respectively; EHD1 has been previously mapped to 11q13. The three EHD1 paralogs therefore represent novel members of a family of human EH domain-containing proteins that may play a role in endocytosis and signaling. Mutation analysis of the five coding exons of EHD2 in gliomas failed to detect any tumor-specific alterations, thus indicating that EHD2 is an unlikely candidate for the 19q tumor suppressor gene.
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jan
pubmed:issn
0888-7543
pubmed:author
pubmed:copyrightInfo
Copyright 2000 Academic Press.
pubmed:issnType
Print
pubmed:day
15
pubmed:volume
63
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
255-62
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed-meshheading:10673336-Amino Acid Sequence, pubmed-meshheading:10673336-Animals, pubmed-meshheading:10673336-Base Sequence, pubmed-meshheading:10673336-Carrier Proteins, pubmed-meshheading:10673336-Cloning, Molecular, pubmed-meshheading:10673336-Conserved Sequence, pubmed-meshheading:10673336-DNA Primers, pubmed-meshheading:10673336-DNA-Binding Proteins, pubmed-meshheading:10673336-Extracellular Matrix Proteins, pubmed-meshheading:10673336-Gene Expression, pubmed-meshheading:10673336-Genes, Tumor Suppressor, pubmed-meshheading:10673336-Glioma, pubmed-meshheading:10673336-Humans, pubmed-meshheading:10673336-Mice, pubmed-meshheading:10673336-Molecular Sequence Data, pubmed-meshheading:10673336-Nuclear Proteins, pubmed-meshheading:10673336-Phylogeny, pubmed-meshheading:10673336-Protein Structure, Tertiary, pubmed-meshheading:10673336-Proteins, pubmed-meshheading:10673336-Sequence Homology, Amino Acid
pubmed:year
2000
pubmed:articleTitle
EHD2, EHD3, and EHD4 encode novel members of a highly conserved family of EH domain-containing proteins.
pubmed:affiliation
Molecular Neuro-Oncology Laboratory, Department of Pathology and Neurosurgical Service, Massachusetts General Hospital, Boston, Massachusetts 02129, USA.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S., Research Support, U.S. Gov't, Non-P.H.S., Research Support, Non-U.S. Gov't