Chains and heterogens:
PDB Chain Sequences:
>4ey2A (A:) melpnimhpvaklstalaaalmlsgcmpgeirptigqqmetgdqrfgdlvfrqlapnvwq htsyldmpgfgavasnglivrdggrvlvvdtawtddqtaqilnwikqeinlpvalavvth ahqdkmggmdalhaagiatyanalsnqlapqegmvaaqhsltfaangwvepatapnfgpl kvfypgpghtsdnitvgidgtdiafggclikdskakslgnlgdadtehyaasarafgaaf pkasmivmshsapdsraaithtarmadklr
>4ey2A (A:) eirptigqqmetgdqrfgdlvfrqlapnvwqhtsyldmpgfgavasnglivrdggrvlvv dtawtddqtaqilnwikqeinlpvalavvthahqdkmggmdalhaagiatyanalsnqla pqegmvaaqhsltfaangwvepatapnfgplkvfypgpghtsdnitvgidgtdiafggcl ikdskakslgnlgdadtehyaasarafgaafpkasmivmshsapdsraaithtarmadkl r
>4ey2B (B:) melpnimhpvaklstalaaalmlsgcmpgeirptigqqmetgdqrfgdlvfrqlapnvwq htsyldmpgfgavasnglivrdggrvlvvdtawtddqtaqilnwikqeinlpvalavvth ahqdkmggmdalhaagiatyanalsnqlapqegmvaaqhsltfaangwvepatapnfgpl kvfypgpghtsdnitvgidgtdiafggclikdskakslgnlgdadtehyaasarafgaaf pkasmivmshsapdsraaithtarmadklr
>4ey2B (B:) eirptigqqmetgdqrfgdlvfrqlapnvwqhtsyldmpgfgavasnglivrdggrvlvv dtawtddqtaqilnwikqeinlpvalavvthahqdkmggmdalhaagiatyanalsnqla pqegmvaaqhsltfaangwvepatapnfgplkvfypgpghtsdnitvgidgtdiafggcl ikdskakslgnlgdadtehyaasarafgaafpkasmivmshsapdsraaithtarmadkl r