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Video talks
on 16S data analysis posted.
URMAP
ultra-fast read mapper posted (
paper)
.
~20% of taxonomy annotations in SILVA and Greengenes are wrong (
paper
).
Taxonomy prediction is <50% accurate for 16S V4 sequences (
paper
).
97% OTU threshold is wrong for species, should be 99% for full-length 16S, 100% V4 (
paper
).
USEARCH
Download 32-bit
Buy 64-bit
New in v11
Tech support
Documentation
Commands
Topics
OTU analysis
Sequence search
Sequence clustering
Taxonomy
Diversity
Octave plots
Machine learning
Chimeras
Read quality
Paired reads
OTU errors and biases
Publications
Topics by category
Rarefaction curves and subsampling
Sequence comparison and alignment
Chimeras
Sequence database search
Clustering
Read quality filtering
Paired read assembly (merging pairs into contigs)
Taxonomy
Errors and biases in amplicon sequencing
File formats
Output files
Operational Taxonomic Units (OTUs)
Parameters and options
Diversity
USEARCH software installation and use
Commentaries and rebuttals
Benchmark tests
Publications and citing USEARCH
OTU analysis
Denoising
Machine learning
Designing 16S experiments
Downloads