Chains and heterogens:
PDB Chain Sequences:
>1kzqA (A:) plvanqvvtcpdkkstaaviltptenhftlkcpktaltepptlayspnrqicpagttssc tskavtlsslipeaedswwtgdsasldtagikltvpiekfpvttqtfvvgcikgddaqsc mvtvtvqarassvvnnvarcsygadstlgpvklsaegpttmtlvcgkdgvkvpqdnnqyc sgttltgcneksfkdilpkltenpwqgnassdkgatltikkeafpaesksviigctggsp ekhhctvklefag
>1kzqB (B:) plvanqvvtcpdkkstaaviltptenhftlkcpktaltepptlayspnrqicpagttssc tskavtlsslipeaedswwtgdsasldtagikltvpiekfpvttqtfvvgcikgddaqsc mvtvtvqarassvvnnvarcsygadstlgpvklsaegpttmtlvcgkdgvkvpqdnnqyc sgttltgcneksfkdilpkltenpwqgnassdkgatltikkeafpaesksviigctggsp ekhhctvklefag