These branches are two branches from a shared ancester of about 5000ybp. Most likely the ancestor lived in the Middle East. Both lines (one Ashkenazi and one possibly Romaniote) are old and narrow lines.
Branch # | Y-DNA SNP | # of persons | CE of ancestor (95%) | CE range yfull.com (95%) | Group | A | S | M | G | I | R | C |
AB-007 | E1b-L791-Y6923 | 125 | 673-861 | 0-800 | E1b-L791 | A | I | |||||
AB-111 | E1b-L791-Y4972 | 8 | 965-1488 | below | E1b-L791 | S | R | |||||
AB-250 | E1b-L791?-V | 1 | E1b-L791 | S | ||||||||
AB-377 | E1b-L791?-A | 1 | E1b-L791 | A |