Chains and heterogens:
PDB Chain Sequences:
>1cemA (A:) agvpfntkypygptsiadnqsevtamlkaewedwkskritsngaggykrvqrdastnydt vsegmgyglllavcfneqalfddlyryvkshfngnglmhwhidannnvtshdggdgaatd adedialalifadkqwgssgainygqeartlinnlynhcvehgsyvlkpgdrwggssvtn psyfapawykvyaqytgdtrwnqvadkcyqiveevkkynngtglvpdwctasgtpasgqs ydykydatrygwrtavdyswfgdqrakancdmltkffardgakgivdgytiqgskisnnh nasfigpvaaasmtgydlnfakelyretvavkdseyygyygnslrlltllyitgnfpnpl sdl