Austrian composer Berg (5)
I believe the answer is:
alban
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">austrian composer berg</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for alban that I've seen before include "early martyr" , "First English Christian martyr" , "Saint born at Verulamium" , "First Christian martyr in England" , "Saintly type" .)