stAIcalc: tRNA adaptation index calculator based on species-specific weights

Area of Science:

• Computational Biology
• Genomics
• Molecular Evolution

Background:

• The tRNA Adaptation Index (tAI) measures translation efficiency using wobble interaction weights.
• Accurate tAI calculation requires species-specific inference of these weights.

Purpose of the Study:

• To develop a computational tool, stAI calc, for calculating species-specific tAI weights.
• To provide optimized tAI weights for 100 diverse species.

Main Methods:

• Developed the stAI calc software package.
• Included pre-optimized tAI weights for 100 species across three domains of life.
• Designed the software to optimize weights for novel organisms.

Main Results:

• The stAI calc tool is available with optimized weights for 100 species.
• The software package enables species-specific tAI weight optimization.
• Facilitates large-scale studies in molecular evolution, genomics, systems biology, and synthetic biology.

Conclusions:

• The stAI calc tool enhances the utility of tAI for biological research.
• Enables more accurate and scalable analyses of translation efficiency.
• Supports advancements in various life science disciplines.