Chains and heterogens:
PDB Chain Sequences:
>4e76A (A:) mssmsyswtgalitpcspeeeklpinplsnsllryhnkvycttsksasqrakkvtfdrtq vldahydsvlkdiklaaskvsarlltlqqacqltpphsarskygfgakevrslsgravnh iksvwkdlledpqtpipttimaknevfcvdpakggkkparlivypdlgvrvcekmalydi tqklpqavmgasygfqyspaqrveyllkawaekkdpmgfsydtrcfdstvterdirtees iyqacslpeeartaihslterlyvggpmfnskgqtcgyrrcrasgvlttsmgntitcyvk alaackaagivaptmlvcgddlvvisesqgteedernlrafteamtrysappgdpprpey dlelitscssnvsvalgprgrrryyltrdpttplaraawetvrhspinswlgniiqyapt iwvrmvlmthffsilmvqdtldqnlggvnpldlpaiierlhgldafsmhtyshheltrva salrklgapplrvwksraravraslisrggkaavcgrylfnwavktklkltplpearlld lsswftvgagggdifhsvsrarprlehhhhhh
>4e76A (A:) ssmsyswtgalitpcspeeeklpinplsnsllryhnkvycttsksasqrakkvtfdrtqv ldahydsvlkdiklaaskvsarlltlqqacqltpphsarskygfgakevrslsgravnhi ksvwkdlledpqtpipttimaknevfcvdpakggkkparlivypdlgvrvcekmalydit qklpqavmgasygfqyspaqrveyllkawaekkdpmgfsydtrcfdstvterdirteesi yqacslpeeartaihslterlyvggpmfnskgqtcgyrrcrasgvlttsmgntitcyvka laackaagivaptmlvcgddlvvisesqgteedernlrafteamtrysappgdpprpeyd lelitscssnvsvalgprgrrryyltrdpttplaraawetvrhspinswlgniiqyapti wvrmvlmthffsilmvqdtldqnlggvnpldlpaiierlhgldafsmhtyshheltrvas alrklgapplrvwksraravraslisrggkaavcgrylfnwavktklkltplpearlldl sswf