Kabat

[Cayte]

  In the following Kabat data, do the letter subscripts after 100, represent
alternatives?

SEQTPA        109   100 gat ASP D
SEQTPA        110  100A cta LEU L
SEQTPA        111  100B ccg PRO P
SEQTPA        112  100C cac HIS H
SEQTPA        113  100D aat ASN N
SEQTPA        114  100E gat ASP D
SEQTPA        115  100F ggt GLY G
SEQTPA        116  100G --- --- -
SEQTPA        117  100H --- --- -
SEQTPA        118  100I --- --- -
SEQTPA        119  100J --- --- -
SEQTPA        120  100K ttt PHE F


  Thank you for any information.

                                      Cayte