>5d4iA (A:) observed residues (from ATOM records)
aaeiaalprqkvelvdppfvhahsqvaeggpkvveftmvieekkividdagtevhamafn
gtvpgplmvvhqddyleltlinpetntlmhnidfhaatgalgggglteinpgektilrfk
atkpgvfvyhcappgmvpwhvvsgmngaimvlpreglhdgkgkaltydkiyyvgeqdfyv
prdengkykkyeapgdayedtvkvmrtltpthvvfngavgaltgdkamtaavgekvlivh
sqanrdtrphligghgdyvwatgkfntppdvdqetwfipggaagaafytfqqpgiyayvn
hnlieafelgaaahfkvtgewnddlmtsvlapsg