SRS16120397 SAMN32204536 GSM6825486 mouse feces_16S 410661 mouse gut metagenome bioproject 911803 source_name Feces tissue Feces genotype multiplexed sample: F121A and WT SRS16120398 SAMN32204535 GSM6825487 mouse feces_16S_barcode 32630 synthetic construct bioproject 911803 source_name n/a tissue n/a genotype multiplexed sample: F121A and WT