Chains and heterogens:
PDB Chain Sequences:
>1tlpE (E:) itgtstvgvgrgvlgdqkninttystyyylqdntrgdgiftydakyrttlpgslwadadn qffasydapavdahyyagvtydyyknvhnrlsydgnnaairssvhysqgynnafwngsem vygdgdgqtfiplsggidvvahelthavtdytagliyqnesgaineaisdifgtlvefya nknpdweigedvytpgisgdslrsmsdpakygdpdhyskrytgtqdnggvhinsgiinka aylisqggthygvsvvgigrdklgkifyraltqyltptsnfsqlraaavqsatdlygsts qevasvkqafdavgvk