Skeleton tree showing apomorphies in main mouse LINE-1 lineage from
~ 7 Mya to ~ 1 Mya.
	bt. = boostrap score.
	ancestral/descendant states listed.
	ambiguous states are left blank or in lower case.
	~ before entry means position is known hypervariable
		(eg. a CG column) or known to be involved in homoplasy
		with respect to other segments of the tree.
	Coordinate system is from Loeb et al., 1985.
	Coordinates used to construct tree were limited to 5387..7277.

                                             |------- Ratlin3a  &RATTRAN
                                             |
                                             |------- R8
                 6683 t/C  6865 a/T 7116 A/G |
                 6694 c/A  6939 G/A 7153 c/  |
                 6712 a/G ~6958 C/  7230 g/C |  bt.=99
                 6848 a/G ~7017 C/T 7263 g/C |
                 6859 g/A  7115 a/T          |
                                             |--------IL6A
                                             |
         5542 t/  6037 c/T  6804 G/T 7033 t/G|
         5548 c/  6094 T/C  6815 T/C 7046 a/T|
         5560 g/ ~6415 c/T  6874 C/T 7092 g/A|
         5688 t/ ~6765 G/   6885 C/A 7098 g/ |
         5746 a/  6783 T/C  6886 C/T 7153 g/ |  bt.= 98 (99 w/o rat outgroup)
         5750 c/  6788 C/T ~6921 c/G 7174 G/T|
         5755 g/  6789 A/G ~6938 T/C 7200 t/g|
         5968 g/  6791 T/C  6941 C/T 7204 G/A|
         5949 a/  6795 c/T                   |
                                             |--------L1Md16
                                     6929 T/C|
        5542 /C ~6385 a/g  6628 T/C ~6958  /A|
        5548 /T  6439 t/G  6677 C/T  6988 G/ |
        5746 /T  6583 C/G ~6765  /T ~6996 A/G|  bt. = 96 (99 w/o rat outgroup)
        5750 /G  6602 T/C  6914 A/T  7003 G/A|
        5755 /A  6619 T/C  6923 A/T ~7255 T/C|
                                             |
                                             |--------MmL1FTE
                                             | See ftenode
                                             |
                                             |
 5494 t/  6427 T/ 6713 A/G           7153 g/T|
 5506 g/ ~6433 T/ 6741 A/T  6966 T/A 7156 T/ |
~5697 G/ ~6649 C/ 6854 A/   6988  /A 7177 G/A|  bt. = 96 (99 w/o rat outgroup)
 5935 T/  6660 A/ 6888 C/T  6998 T/G 7200 g/C|
 6100 G/A 6670 T/ 6900 T/   7098  /A 7221 T/A|
 6139 T/A 6671 G/ 6913 C/T ~7146  -C 7267 G/A|
                                             |        L1Md2     clade
                                             |----------------------------|
                                             |         6649  /A  6787 T/G |
                                             |         6745  /T  6900  /C |
                                     5697  /T|        ~6746 A/G  7156  /A |
                                     6031 T/C|         6854  /T  7224 T/C |
                                     6103 A/G|                   7225 G/A |
      bt. =  unresolved              6426 T/C| bt.= 95           7270 G/A |
                                     6427  /C|                   7276 G/A |
                                     7271 T/G|                  |---------|
                                             |                  |Mmb2x1   L1Md2
                                             |
                                             |
                                             |----------------------------|
        5494 /A ~5626 T/C  6060 C/T  6854  /A|                   6850 G/A |
        5506 /T ~5704 A/G  6318 A/G  6857 C/T|                   6851 C/G |
        5560 /A ~5722 T/C  6550 T/C  6873 C/G|        ~6385 g/a  6854  /T |
        5656 A/  5730 T/A  6649 /A   6900  /C|         6403 C/T  6877 A/T |
                 5776 C/T  6652 A/T  6913  /A|        ~6649  /C  6880 C/T |
                ~5830 C/T ~6704 A/C  6953 G/A| bt. =   6667 A/T  6893 G/A |
                 5914 C/A  6704  +G  6954 C/T| 100     6745  /A  6900  /T |
                 5917 A/G  6709 T/C  6970 A/G|         6750 G/T  6906 A/G |
   bt. = 100     5921 T/C  6772 C/T  7037 T/A|        ~6765 t/C ~6996 G/A |
                 5929 C/T  6773 A/G ~7055 C/T|         6804 T/A  7040 G/A |
                 5935  /C  6787 T/A ~7125 A/T|         6807 G/A  7046 T/C |
                ~5950 C/T  6795 T/C  7156  /A|         6843 G/A  7068 G/A |
                                             |                  ~~~~~~~~~ |
                                    |~~~~~~~ |                  |         |
                                    L1MdA2   |L1md17            L1Md1     DAC
                                    lineage  & TF lineage       Y lineage