Chains and heterogens:
PDB Chain Sequences:
>1n70A (A:) lsnlprvkhtlvpppfahaheqvaasgpvinefemriiekevqldedaylqamtfdgsip gplmivhegdyveltlinppentmphnidfhaatgalggggltlinpgekvvlrfkatra gafvyhcapggpmipwhvvsgmagcimvlprdglkdhegkpvrydtvyyigesdhyipkd edgtymrfsdpsegyedmvavmdtlipshivfngavgaltgegalkakvgdnvlfvhsqp nrdsrpaligghgdlvwetgkfhnaperdletwfirggtagaalykflqpgvyayvnhnl ieavhkgatahvlvegewdndlmeqvvapvgltg