What does this research mean for the field?

Colocalization of glycolytic enzymes at Z-discs and M-lines in the sarcomere, driven by the GPDH-1 isoform, is essential for Drosophila flight muscle function, demonstrating that the mere presence of active enzymes is insufficient. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

September 1, 1997Molecular Biology of the CellOpen Access

Flight muscle function in Drosophila requires colocalization of glycolytic enzymes.

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Population

Drosophila flight muscle models

Comparison

Genetic manipulation to produce specific GPDH… vs Wild-type flies

Design

Preclinical

Authors

KWK M WojtasSyracuse University NSNorma SlepeckySensory (United States)LKLaurence von KalmUniversity of Central Florida

Discussion

Member takes

Implication

Colocalization may be essential for muscle ATP supply in Drosophila; leaves open relevance to mammalian cardiac or skeletal muscle.

Structured PICO

Population

Drosophila flight muscle models (wild-type, Gpdh null alleles, and transgenic flies producing only GPDH-1 or GPDH-3)

Intervention

Genetic manipulation to produce specific GPDH isoforms (GPDH-1 or GPDH-3)

Comparator

Wild-type flies

Outcome

Localization of glycolytic enzymes (GPDH, aldolase, GAPDH) along the sarcomere and ability to flysurrogate

The colocalization of glycolytic enzymes in the sarcomere is essential for ATP supply to myosin ATPase and overall muscle function in Drosophila.

Cite This Study

Wojtas et al. (1997) studied this question.

synapsesocial.com/papers/6a1bf6e926cb5670aa9d2d29 https://doi.org/10.1091/mbc.8.9.1665

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