Chains and heterogens:
PDB Chain Sequences:
>2d44A (A:) mgpcdiyeagdtpcvaahsttralyssfsgalyqlqrgsddttttispltaggiadasaq dtfcanttclitiiydqsgngnhltqappggfdgpdtdgydnlasaigapvtlngqkayg vfmspgtgyrnneatgtatgdeaegmyavldgthyndaccfdygnaetsstdtgaghmea iylgnsttwgygagdgpwimvdmannlfsgadegynsgdpsisyrfvtaavkggadkwai rganaasgslstyysgarpdysgynpmskegaiilgiggdnsngaqgtfyegvmtsgyps ddtensvqenivaakyvvgslvsgpsftsgevvslrvttpgyttryiahtdttvntqvvd ddssttlkeeaswtvvtglansqcfsfesvdtpgsyirhynfelllnandgtkqfhedat fcpqaalngegtslrswsyptryfrhyenvlyaasnggvqtfdsktsfnndvsfeietaf as