Chains and heterogens:
PDB Chain Sequences:
>4a00A (A:) mfenitaapadpilgladlfraderpgkinlgqgvykdetgktpvltsvkkaeqyllene ttknylgidgipefgrctqellfgkgsalindkrartaqtpggtgalrvaadflakntsv krvwvsnpswpnhksvfnsaglevreyayydaenhtldfdalinslneaqagdvvlfhgc chnptgidptleqwqtlaqlsvekgwlplfdfaqqgfargleedaeglrafaamhkeliv assysknfglynervgactlvaadsetvdrafsqmkaaiyanysnppahgasvvatilsn dalraiweqeltdmrqriqrmrqlfvntlqekganrdfsfiikqngmfsfsgltkeqvlr lreefgvyavasgrvnvagmtpdnmaplceaivavl