Chains and heterogens:
PDB Chain Sequences:
>1aamA (A:) mfenitaapadpilgladlfraderpgkinlgigvykdetgktpvltsvkkaeqyllene ttknylgidgipefgrctqellfgkgsalindkrartaqtpggtgalrvaadflakntsv krvwvsnpswpnhksvfnsaglevreyayydaenhtldfdalinslneaqagdvvlfhgc chnptgidptleqwqtlaqlsvekgwlplfdfayqgfargleedaeglrafaamhkeliv assysknfglynervgactlvaadsetvdrafsqmkaaidanysnppahgasvvatilsn dalraiweqeltdmrqriqrmrqlfvntlqekganrdfsfiikqngmfsfsgltkeqvlr lreefgvyavasgrvnvagmtpdnmaplceaivavl