Chains and heterogens:
PDB Chain Sequences:
>3tliA (A:) itgtstvgvgrgvlgdqkninttystyyylqdntrgdgiftydakyrttlpgslwadadn qffasydapavdahyyagvtydyyknvhnrlsydgnnaairssvhysqgynnafwngsem vygdgdgqtfiplsggidvvahelthavtdytagliyqnesgaineaisdifgtlvefya nknpdweigedvytpgisgdslrsmsdpakygdpdhyskrytgtqdnggvhinsgiinka aylisqggthygvsvvgigrdklgkifyraltqyltptsnfsqlraaavqsatdlygsts qevasvkqafdavgvk