All statistics are based on contigs of size >= 500 bp, unless otherwise noted (e.g., "# contigs (>= 0 bp)" and "Total length (>= 0 bp)" include all contigs). Suggestion: all assemblies contain continuous fragments of N's of length >= 10 bp. You may consider rerunning QUAST using --scaffolds (-s) option! Assembly 20180403_pga 20180421_pga 20180810_geo_manual # contigs (>= 0 bp) 313623 313624 313649 # contigs (>= 1000 bp) 313623 313624 313649 # contigs (>= 5000 bp) 49051 49052 49077 # contigs (>= 10000 bp) 13988 13989 14014 # contigs (>= 25000 bp) 2001 2002 2028 # contigs (>= 50000 bp) 224 225 251 Total length (>= 0 bp) 2205690888 2205690788 2205688688 Total length (>= 1000 bp) 2205690888 2205690788 2205688688 Total length (>= 5000 bp) 1635063765 1635063665 1635061565 Total length (>= 10000 bp) 1397630776 1397630676 1397628576 Total length (>= 25000 bp) 1225799603 1225799503 1225810181 Total length (>= 50000 bp) 1166190036 1166189936 1166200614 # contigs 313623 313624 313649 Largest contig 95480635 95480635 89643857 Total length 2205690888 2205690788 2205688688 GC (%) 33.92 33.92 33.92 N50 43382739 43382739 6194822 N75 4746 4746 4746 L50 18 18 31 L75 52995 52996 53021 # N's per 100 kbp 9142.81 9142.81 9142.72