Library Support

PICRUSt2 This category is a support forum for the q2-picrust2 plugin. Support is primarily provided by @Robyn_Wright. q2-fmt This category is a support forum for the q2-fmt plugin. Support is primarily provided by @cherman2. ITSxpress Silva A space for questions and support related to the Silva online resource for quality checked and aligned ribosomal RNA sequence data. This category is moderated with assistance from @silva-team.

Topic	Replies	Views	Activity
About the Library Support category Library Support	0	1330	November 14, 2018
Tools for functional differential analysis Library Support picrust , ancom-bc	1	27	August 29, 2026
Combining 16S (V4) and shotgun on one Greengenes2 tree for UniFrac — namespace mismatch (2024.09) Library Support greengenes2	2	63	August 19, 2026
Request: DADA2 denoise-ccs without --p-front parameter Library Support dada2 , q2-itsxpress	2	54	August 4, 2026
Cutadapt trim-paired with separate 5'/3' adapters retaining primers — is switching to linked adapters the correct fix? Library Support cutadapt	1	41	July 21, 2026
Minimum length threshold in cutadapt for marker of variable length Library Support cutadapt	9	144	July 20, 2026
Access Aldex2 Documentation Library Support aldex2	3	199	July 14, 2026
Looking for pre-trained SILVA 138 V4 classifier for QIIME2 2026.04 Silva	1	111	June 23, 2026
Looking for pre-trained SILVA 138 V4 classifier for QIIME2 2024.10 Silva silva , pre-trained , classifier	7	212	June 16, 2026
make qiime2 2026.4 compatible with classifiers made with Sklearn Version 1.4.2? Silva	5	367	June 11, 2026
SILVA vs. Greengenes2 2024.9 yield different taxonomic classifications (of chloroplast) Library Support	6	945	June 5, 2026
Q2 2024.5-present Silva classifier update Silva	10	314	February 4, 2026
V3-V4 silva classifier Silva	6	358	January 12, 2026
Interpretation of % of variance explained in Gemelli rPCA (summing to 100%?) Library Support gemelli	3	121	January 9, 2026
ITSxpress error ITSxpress	3	273	December 12, 2025
How to install q2-viromics Library Support	1	52	December 12, 2025
Gemelli output interpretation Library Support deicode , gemelli	4	856	December 6, 2025
How to perform SILVA V3 classifier training? Silva feature-classifier , taxonomy , silva	9	287	November 17, 2025
Can silva database be used in protist taxonomic assignment? Silva	2	72	December 4, 2025
ITSxpress Plugin error: "Missing sequence for record beginning on line 9" Library Support q2-itsxpress	7	80	November 28, 2025
Metnet plugin downstream analysis and files produced Library Support q2-metnet	4	120	November 26, 2025
q2-boots and multiple metrics Library Support q2-boots	2	75	November 20, 2025
q2 longitudinal linear mixed effects model random effects Library Support	2	84	September 22, 2025
please help creating human-stool-weighted for v3v4 silva (q2-clawback) Library Support clawback	1	74	September 15, 2025
q2fmt distance to baseline metric q2-fmt fmt	2	75	September 5, 2025
Alternative Metabolomic Plugins Library Support picrust	3	102	August 14, 2025
Picrust2 q2-amplicon-2025.4 installation error PICRUSt2 picrust	2	252	August 8, 2025
Sidle for multiple partly overlapping regions? Library Support sidle	11	668	July 8, 2025
Greengenes2 vs. SILVA Silva silva , greengenes2	0	229	July 3, 2025
q2 boots error "diagonal can only contain zeros" Library Support	4	74	June 26, 2025