>4c21B (B:) SEQRES residues
hhhhhssglvprgahmamiqhprigirptidgrrqgvreslevqtmnmaksvadlisstl
kypdgepvecvispstigrvpeaaashelfkksnvcatitvtpcwcygsetmdmspdiph
aiwgfngterpgavylaavlashaqkgipafgiygrdvqeasdtdipedvkekllryara
alatglmrdtaylsmgsvsmgiggsivnpdffqeylgmrnesvdmteftrrmdrgiydpe
eferalkwvkenvkegfdhnredlvlsreekdrqwefvikmfmigrdlmvgnprlaelgf
eeeavghhalvagfqgqrqwtdhfpngdfmetflntqfdwngirkpfvfatendslngvs
mlfnylltntpqifadvrtywspeavkrvtghtlegraaagflhlinsgsctldgtgqat
rdgkpimkpfweleesevqamlentdfppanreyfrgggfstrfltkgdmpvtmvrlnll
kgvgpvlqiaegytlelpedvhhtldnrtdpgwpttwfaprltgkgafksvydvmnnwga
nhgaityghigadlitlasmlripvnmhnvpeedifrpknwslfgtedlesadyracqll
gplhk