- The metagenomic data have been deposited at NCBI and are available with the following accession number: 
PRJNA1138941. 

- All 610 high and medium quality MAGs can be directly downloaded from: 
https://doi.org/10.6084/m9.figshare.21673346.v1. 

- A fasta file with coding sequences that represent a catalogue of SCALE-specific genes can be downloaded from:
https://doi.org/10.6084/m9.figshare.21673886.v1. 

- Both EggNOG and Kofamscan functional annotation output files for these SCALE-specific genes can also be directly downloaded from:
https://doi.org/10.6084/m9.figshare.21673139.v1.