GEM library

GEM library maps high-throughput sequencing reads (including Illumina data) to reference genomes and provides optimized indexing and querying of large genomic datasets for fast, sensitive alignment.


Key Features:

  • Speed: Recognized as one of the fastest methods available for mapping sequencing reads.
  • Sensitivity: Delivers high sensitivity to maintain accurate alignments in complex or challenging datasets.
  • Optimization for large datasets: Specifically optimized to handle the large volumes of data typical of modern genomic studies.
  • Indexing and querying: Provides efficient indexing and querying of large genomic datasets to support rapid lookup and alignment.
  • Exact and split-mapping: Supports both exact mapping and split-mapping to accommodate contiguous and split read alignments.

Scientific Applications:

  • Genomic Research: Facilitates the study of genetic variation and genome structure through rapid read alignment to reference genomes.
  • Transcriptomics (RNA-seq): Supports alignment of RNA-seq reads to genomic references for transcriptomic analyses.
  • Epigenetics: Assists in mapping reads for studies of epigenetic modifications across genomes.

Methodology:

Employs advanced algorithms for efficient indexing and querying, processes large datasets with high throughput, and implements both exact and split-mapping strategies.

Topics

Details

License:
GPL-3.0
Maturity:
Legacy
Tool Type:
library
Operating Systems:
Linux
Programming Languages:
Python, C
Added:
1/13/2017
Last Updated:
11/25/2024

Operations

Publications

Marco‐Sola S, Ribeca P. Efficient Alignment of Illumina‐Like High‐Throughput Sequencing Reads with the GEnomic Multi‐tool (GEM) Mapper. Current Protocols in Bioinformatics. 2015;50(1). doi:10.1002/0471250953.bi1113s50. PMID:26094690.

Documentation