wild type allele TSS agouti Wild-type expression Agouti dominant negative copy number variant loss of function viable yellow allele TSS Ectopic expression TSS IAP H gap 99⁹9⁹99 unmethylated CG sites The Agouti gene is a determinant of coat color in furry mammals such mice. The wild type allele is expressed in the skin in a pattern that leads to the production "agouti" fur (left drawing, above). The viable yellow allele has an insertion (IAP) upstream of the normal transcription start site (TSS). Depending on the methylation status of multiple CG dinucleotides within IAP, this insertion can initiate transcription from an abnormal location near the insertion site, with transcription reading through the Agouti gene at an elevated level and causing the production of yellow fur (right drawing, above). Drawing adapted from Paro et al. Introduction to Epigenetics, Springer, 2021. This is background information for questions 18 through 23. Wild-type expression Agouti Which of the following classifiers of mutation type would you assign to the viable yellow allele with unmethylated CG sites in IAP? Yellow
wild type allele TSS agouti Wild-type expression Agouti dominant negative copy number variant loss of function viable yellow allele TSS Ectopic expression TSS IAP H gap 99⁹9⁹99 unmethylated CG sites The Agouti gene is a determinant of coat color in furry mammals such mice. The wild type allele is expressed in the skin in a pattern that leads to the production "agouti" fur (left drawing, above). The viable yellow allele has an insertion (IAP) upstream of the normal transcription start site (TSS). Depending on the methylation status of multiple CG dinucleotides within IAP, this insertion can initiate transcription from an abnormal location near the insertion site, with transcription reading through the Agouti gene at an elevated level and causing the production of yellow fur (right drawing, above). Drawing adapted from Paro et al. Introduction to Epigenetics, Springer, 2021. This is background information for questions 18 through 23. Wild-type expression Agouti Which of the following classifiers of mutation type would you assign to the viable yellow allele with unmethylated CG sites in IAP? Yellow
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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