Chains and heterogens:
PDB Chain Sequences:
>1cov1 (1:) rvadtvgtgptnseaipaltaaetghtsqvvpsdtmqtrhvknyhsrsestienflcrsa cvyfteyensgakryaewvitprqaaqlrrklefftyvrfdleltfvitstqqpsttqnq daqilthqimyvppggpvpdkvdsyvwqtstnpsvfwtegnapprmsvpflsignaysnf ydgwsefsrngvygintlnnmgtlyarhvnagstgpikstiriyfkpkhvkawiprpprl cqyekaknvnfqpsgvtttrqsittmtnt
>1cov2 (2:) gysdrvrsitlgnstittqecanvvvgygvwpdylkdseataedqptqpdvatcrfytld svqwqktspgwwwklpdalsnlglfgqnmqyhylgrtgytihvqcnaskfhqgcllvvcv peaemgcatlnntpssaellggdtakefadkpvasgsnklvqrvvynagmgvgvgnltif phqwinlrtnnsativmpytnsvpmdnmfrhnnvtlmvipfvpldycpgsttyvpitvti apmcaeynglrlaghq
>1cov3 (3:) glptmntpgscqfltsddfqspsampqydvtpemripgevknlmeiaevdsvvpvqnvge kvnsmeayqipvrsnegsgtqvfgfplqpgyssvfsrtllgeilnyythwsgsikltfmf cgsamatgkfllaysppgagaptkrvdamlgthvvwdvglqsscvlcipwisqthyryva sdeytaggfitcwyqtnivvpadaqsscyimcfvsacndfsvrllkdtpfisqenffq