Chains and heterogens:
PDB Chain Sequences:
>4emsA (A:) mgsshhhhhhssglvprgshmdaatavelldaqpqvwhhflgyinsmtlqcaleldiadv ihrhghpiplnqlaaaleipqtkapflsrlmrmlvhlgyftqvitkpedenddvlpsywl aplsrlllkqnpynarsltfcsvhehlvdpwrqmsawlrtgkedgkdtpnafafahegkk vyevcsedanfsqlfsegmagdswlfsralvskcrdafeglsslvdvgggtgntskviae tfpnihctvfdlphvvsgpkqthpnldyesgnmftdeiphadavlfkwvlcdwpdepvlk mlkqckkaltkngvkgklmiadhvldhescndsnsmgtslildmlfmsflegslrtekqw aklfaeagfkdykitpvgglrvlievyp
>4emsA (A:) mdaatavelldaqpqvwhhflgyinsmtlqcaleldiadvihrhghpiplnqlaaaleip qtkapflsrlmrmlvhlgyftqvitkplpsywlaplsrlllkqnpynarsltfcsvhehl vdpwrqmsawlrtgkedgkdtpnafafahegkkvyevcsedanfsqlfsegmagdswlfs ralvskcrdafeglsslvdvgggtgntskviaetfpnihctvfdlphvvsgpkqthpnld yesgnmftdeiphadavlfkwvlcdwpdepvlkmlkqckkaltkkgklmiadhvldhesc ndsnsmgtslildmlfmsflegslrtekqwaklfaeagfkdykitpvgglrvlievyp
>4emsB (B:) mgsshhhhhhssglvprgshmdaatavelldaqpqvwhhflgyinsmtlqcaleldiadv ihrhghpiplnqlaaaleipqtkapflsrlmrmlvhlgyftqvitkpedenddvlpsywl aplsrlllkqnpynarsltfcsvhehlvdpwrqmsawlrtgkedgkdtpnafafahegkk vyevcsedanfsqlfsegmagdswlfsralvskcrdafeglsslvdvgggtgntskviae tfpnihctvfdlphvvsgpkqthpnldyesgnmftdeiphadavlfkwvlcdwpdepvlk mlkqckkaltkngvkgklmiadhvldhescndsnsmgtslildmlfmsflegslrtekqw aklfaeagfkdykitpvgglrvlievyp
>4emsB (B:) glvphmdaatavelldaqpqvwhhflgyinsmtlqcaleldiadvihrhghpiplnqlaa aleipqtkapflsrlmrmlvhlgyftqvitkpevlpsywlaplsrlllkqnpynarsltf csvhehlvdpwrqmsawlrtgkgkdtpnafafahegkkvyevcsedanfsqlfsegmagd swlfsralvskcrdafeglsslvdvgggtgntskviaetfpnihctvfdlpgpkqthpnl dyesgnmftdeiphadavlfkwvlcdwpdepvlkmlkqckkaltkgklmiadhvldhesc ndsnsmgtslildmlfmsflegslrtekqwaklfaeagfkdykitpvgglrvlievyp