Chains and heterogens:
PDB Chain Sequences:
>2fu3A (A:) mspfpltsmdkafitvlemtpvlgteiinyrdgmgrvlaqdvyakdnlppfpasvkdgya vraadgpgdrfiigesqageqptqtvmpgqvmrvttgapipcgadavvqvedteliresd dgteelevrilvqarpgqdirpighdikrgecvlakgthmgpseigllatvgvtevevnk fpvvavmstgnellnpeddllpgkirdsnrstllatiqehgyptinlgivgdnpddllna lnegisradviitsggvsmgekdylkqvldidlhaqihfgrvfmkpglpttfatldidgv rkiifalpgnpvsavvtcnlfvvpalrkmqgildprptiikarlscdvkldprpeyhrci ltwhhqeplpwaqstgnqmssrlmsmrsangllmlppkteqyvelhkgevvdvmvigrl
>2fu3A (A:) mspfpltsmdkafitvlemtpvlgteiinyrdgmgrvlaqdvyakdnlppfpasvkdgya vraadgpgdrfiigtvmpgqvmrvttgapipcgadavvqvedtelireseelevrilvqa rpgqdirpighdikrgecvlakgthmgpseigllatvgvtevevnkfpvvavmstgnell npeddllpgkirdsnrstllatiqehgyptinlgivgdnpddllnalnegisradviits ggvsmgekdylkqvldidlhaqihfgrvfmkpglpttfatldidgvrkiifalpgnpvsa vvtcnlfvvpalrkmqgildprptiikarlscdvkldprpeyhrciltwhhqeplpwaqs tgnqmssrlmsmrsangllmlppkteqyvelhkgevvdvmvigrl
>2fu3B (B:) mspfpltsmdkafitvlemtpvlgteiinyrdgmgrvlaqdvyakdnlppfpasvkdgya vraadgpgdrfiigesqageqptqtvmpgqvmrvttgapipcgadavvqvedteliresd dgteelevrilvqarpgqdirpighdikrgecvlakgthmgpseigllatvgvtevevnk fpvvavmstgnellnpeddllpgkirdsnrstllatiqehgyptinlgivgdnpddllna lnegisradviitsggvsmgekdylkqvldidlhaqihfgrvfmkpglpttfatldidgv rkiifalpgnpvsavvtcnlfvvpalrkmqgildprptiikarlscdvkldprpeyhrci ltwhhqeplpwaqstgnqmssrlmsmrsangllmlppkteqyvelhkgevvdvmvigrl