Kalign (EBI)

Kalign (EBI) performs multiple sequence alignment to generate fast, memory-efficient, and accurate alignments of protein and nucleotide sequences for genomic analyses.

Key Features:

• Multiple sequence alignment: Produces multiple sequence alignments for protein and nucleotide sequences.
• Optimized performance: Kalign 2 includes optimizations that reduce running time and memory usage.
• Scalability: Scales to very large numbers of sequences for high-throughput genomic datasets.
• High protein alignment accuracy: Delivers protein alignment accuracy comparable to leading methods.
• Nucleotide alignment support and accuracy: Supports nucleotide sequence alignment and generally demonstrates superior nucleotide alignment accuracy.
• Annotation integration: Incorporates external sequence annotations to inform and improve alignment decisions.

Scientific Applications:

• Comparative genomics: Generates alignments used to compare genomic sequences across organisms.
• Evolutionary biology: Produces alignments for phylogenetic inference and evolutionary analysis.
• Functional annotation of genes: Supports identification and annotation of conserved regions and functional elements.
• Genomics studies: Provides fast, accurate alignments for large-scale genomic analyses and high-throughput sequencing projects.

Methodology:

Kalign employs algorithms that balance speed and accuracy, with Kalign 2 optimizations for running time and memory efficiency and the option to incorporate external sequence annotations to guide alignment decisions.