Chains and heterogens:
PDB Chain Sequences:
>1pcmX (X:) mstakaptlpasifraydirgvvgdtltaetaywigraigseslargepcvavgrdgrls gpelvkqliqglvdcgcqvsdvgmvptpvlyyaanvlegksgvmltgshnppdyngfkiv vagetlaneqiqalreriekndlasgvgsveqvdilpryfkqirddiamakpmkvvvdcg ngvagviapqliealgcsviplycevdgnfpnhhpdpgkpenlkdliakvkaenadlgla fdgdgdrvgvvtntgtiiypdrllmlfakdvvsrnpgadiifdvkctrrlialisgyggr pvmwktghslikkkmketgallagemsghvffkerwfgfddgiysaarlleilsqdqrds ehvfsafpsdistpeinitvtedskfaiiealqrdaqwgegnittldgvrvdypkgwglv rasnttpvlvlrfeadteeeleriktvfrnqlkavdsslpvpf
>1pcmX (X:) lpasifraydirgvvgdtltaetaywigraigseslargepcvavgrdgrlsgpelvkql iqglvdcgcqvsdvgmvptpvlyyaanvlegksgvmltgshnppdyngfkivvagetlan eqiqalreriekndlasgvgsveqvdilpryfkqirddiamakpmkvvvdcgngvagvia pqliealgcsviplycevdgnfpnhhpdpgkpenlkdliakvkaenadlglafdgdgdrv gvvtntgtiiypdrllmlfakdvvsrnpgadiifdvkctrrlialisgyggrpvmwktgh slikkkmketgallagemsghvffkerwfgfddgiysaarlleilsqdqrdsehvfsafp sdistpeinitvtedskfaiiealqrdaqwgegnittldgvrvdypkgwglvrasnttpv lvlrfeadteeeleriktvfrnqlkavdsslpvpf