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