Chains and heterogens:
PDB Chain Sequences:
>1e3iA (A:) gtqgkvikckaaiawktgsplcieeievsppkacevriqviatcvcptdinatdpkkkal fpvvlghecagivesvgpgvtnfkpgdkvipffapqckrcklclspltnlcgklrnfkyp tidqelmedrtsrftckgrsiyhfmgvssfsqytvvseanlarvddeanlervcligcgf ssgygaaintakvtpgstcavfglgcvglsaiigckiagasriiaidingekfpkakalg atdclnpreldkpvqdviteltaggvdysldcagtaqtlkaavdctvlgwgsctvvgakv demtiptvdvilgrsingtffggwksvdsvpnlvsdyknkkfdldllvthalpfesinda idlmkegksirtiltf
>1e3iB (B:) gtqgkvikckaaiawktgsplcieeievsppkacevriqviatcvcptdinatdpkkkal fpvvlghecagivesvgpgvtnfkpgdkvipffapqckrcklclspltnlcgklrnfkyp tidqelmedrtsrftckgrsiyhfmgvssfsqytvvseanlarvddeanlervcligcgf ssgygaaintakvtpgstcavfglgcvglsaiigckiagasriiaidingekfpkakalg atdclnpreldkpvqdviteltaggvdysldcagtaqtlkaavdctvlgwgsctvvgakv demtiptvdvilgrsingtffggwksvdsvpnlvsdyknkkfdldllvthalpfesinda idlmkegksirtiltf
>1e3iB (B:) gkvikckaaiawktgsplcieeievsppkacevriqviatcvcptdinatdpkkkalfpv vlghecagivesvgpgvtnfkpgdkvipffapqckrcklclspltnlcgklrnfkyptid qelmedrtsrftckgrsiyhfmgvssfsqytvvseanlarvddeanlervcligcgfssg ygaaintakvtpgstcavfglgcvglsaiigckiagasriiaidingekfpkakalgatd clnpreldkpvqdviteltaggvdysldcagtaqtlkaavdctvlgwgsctvvgakvdem tiptvdvilgrsingtffggwksvdsvpnlvsdyknkkfdldllvthalpfesindaidl mkegksirtiltf