Chains and heterogens:
PDB Chain Sequences:
>4v0zA (A:) esactlqsethppltwqkcssggtctqqtgsvvidanwrwthatnsstncydgntwsstl cpdnetcaknccldgaayastygvttsgnslsigfvtqsaqknvgarlylmasdttyqef tllgnefsfdvdvsqlpcglngalyfvsmdadggvskyptntagakygtgycdsqcprdl kfingqanvegwepssnnantgigghgsccsemdiweansisealtphpcttvgqeiceg dgcggtysdnryggtcdpdgcdwnpyrlgntsfygpgssftldttkkltvvtqfetsgai nryyvqdgvtfqqpnaelgsysgnelnddyctaeeaefggssfsdkggltqfkkatsggm vlvmslwddyyanmlwldstyptnetsstpgavrgscstssgvpaqvesqspnakvtfsn ikfgpigstgnpsg