Chains and heterogens:
PDB Chain Sequences:
>1toiA (A:) mfenitaapadpilgladlfraderpgkinlgiglyydetgkipvltsvkkaeqyllene ttklylgidgipefgrctqellfgkgsalindkrartaqtpggsgalrvaadflakntsv krvwvsnpswpnhksvfnsaglevreyayydaenhtldfdalinslneaqagdvvlfhgc chnptgidptleqwqtlaqlsvekgwlplfdfayqgfargleedaeglrafaamhkeliv assysknfglynervgactlvaadsetvdrafsqmkaairdnyssppahgasvvatilsn dalraiweqeltdmrqriqrmrqlfvntlqekganrdfsfiikqngmfsfsgltkeqvlr lreefgvyavasgrvnvagmtpdnmaplceaivavl