Chains and heterogens:
PDB Chain Sequences:
>4p0oA (A:) mmadaahqefarrlalfsinvygklsgqkpgenivfspfsiqtcaamarlgaenetatql dqglglassdpeqiahsfhqvlaayqdsqilriankifvmdgyqlrqefdqllskqflsa aqsvdfsknvqaaatinnwveqrtnhlikdlvpadvlnsesrlvlvnaihfkgtwqhqfa khltrpdtfhldgertvqvpmmslkerfryadlpaldamalelpykdsdlsmlivlpntk tglpaleeklrlttlsqitqslyetkvalklprfkaefqvelsevfqklgmsrmfsdqae fgkmlqspeplkvsaiihkafievneegteaaaatgmavrrkraimspeepieffadhpf tyvlvhqkdlplfwgsvvrleentfassehdel
>4p0oA (A:) aahqefarrlalfsinvygklsgqkpgenivfspfsiqtcaamarlgaenetatqldqgl glassdpeqiahsfhqvlaayqdsqilriankifvmdgyqlrqefdqllskqflsaaqsv dfsknvqaaatinnwveqrtnhlikdlvpadvlnsesrlvlvnaihfkgtwqhqfakhlt rpdtfhldgertvqvpmmslkerfryadlpaldamalelpykdsdlsmlivlpntktglp aleeklrlttlsqitqslyetkvalklprfkaefqvelsevfqklgmsrmfsdqaefgkm lqspeplkvsaiihkafievneegteaaaatgmavrrkepieffadhpftyvlvhqkdlp lfwgsvvrlee