Chains and heterogens:
PDB Chain Sequences:
>4k8vA (A:) spdklkkvldklrlkrkdiseaaetvnkvverllrrmqkresefkgveqlntgsyyehvk isapnefdvmfklevprielqeyyetgafylvkfkriprgnplshflegevlsatkmlsk frkiikeevkeikdidvsvekekpgspavtllirnpeeisvdiilaleskgswpistkeg lpiqgwlgtkvrtnlrrepfylvpknakdgnsfqgetwrlsfshtekyilnnhgiektcc essgakccrkeclklmkylleqlkkefqeldafcsyhvktaifhmwtqdpqdsqwdprnl sscfdkllaffleclrtekldhyfipkfnlfsqelidrkskeflskkieyernngfpifd kl
>4k8vB (B:) spdklkkvldklrlkrkdiseaaetvnkvverllrrmqkresefkgveqlntgsyyehvk isapnefdvmfklevprielqeyyetgafylvkfkriprgnplshflegevlsatkmlsk frkiikeevkeikdidvsvekekpgspavtllirnpeeisvdiilaleskgswpistkeg lpiqgwlgtkvrtnlrrepfylvpknakdgnsfqgetwrlsfshtekyilnnhgiektcc essgakccrkeclklmkylleqlkkefqeldafcsyhvktaifhmwtqdpqdsqwdprnl sscfdkllaffleclrtekldhyfipkfnlfsqelidrkskeflskkieyernngfpifd kl
>4k8vC (C:) spdklkkvldklrlkrkdiseaaetvnkvverllrrmqkresefkgveqlntgsyyehvk isapnefdvmfklevprielqeyyetgafylvkfkriprgnplshflegevlsatkmlsk frkiikeevkeikdidvsvekekpgspavtllirnpeeisvdiilaleskgswpistkeg lpiqgwlgtkvrtnlrrepfylvpknakdgnsfqgetwrlsfshtekyilnnhgiektcc essgakccrkeclklmkylleqlkkefqeldafcsyhvktaifhmwtqdpqdsqwdprnl sscfdkllaffleclrtekldhyfipkfnlfsqelidrkskeflskkieyernngfpifd kl
>4k8vD (D:) spdklkkvldklrlkrkdiseaaetvnkvverllrrmqkresefkgveqlntgsyyehvk isapnefdvmfklevprielqeyyetgafylvkfkriprgnplshflegevlsatkmlsk frkiikeevkeikdidvsvekekpgspavtllirnpeeisvdiilaleskgswpistkeg lpiqgwlgtkvrtnlrrepfylvpknakdgnsfqgetwrlsfshtekyilnnhgiektcc essgakccrkeclklmkylleqlkkefqeldafcsyhvktaifhmwtqdpqdsqwdprnl sscfdkllaffleclrtekldhyfipkfnlfsqelidrkskeflskkieyernngfpifd kl