Chains and heterogens:
PDB Chain Sequences:
>4pd0A (A:) mspfpltsmdkafitvlemtpvlgteiinyrdgmgrvlaqdvyakdnlppfpasvkdgya vraadgpgdrfiigesqageqptqtvmpgqvmrvttgapipcgadavvqvedteliresd dgteelevrilvqarpgqdirpighdikrgecvlakgthmgpseigllatvgvtevevnk fpvvavmstgnellnpeddllpgkirdsnrstllatiqehgyptinlgivgdnpddllna lnegisradviitsggvsmgekdylkqvldidlhaqihfgrvfmkpglpttfatldidgv rkiifalpgnpvsavvtcnlfvvpalrkmqgildprptiikarlscdvkldprpeyhrci ltwhhqeplpwaqstgnqmssrlmsmrsangllmlppkteqyvelhkgevvdvmvigrl
>4pd0A (A:) spfpltsmdkafitvlemtpvlgteiinyrdgmgrvlaqdvyakdnlppfpasvkdgyav raadgpgdrfiigesqageqptqtvmpgqvmrvttgapipcgadavvqvedteliresdd gteelevrilvqarpgqdirpighdikrgecvlakgthmgpseigllatvgvtevevnkf pvvavmstgnellnpeddllpgkirdsnrstllatiqehgyptinlgivgdnpddllnal negisradviitsggvsmgekdylkqvldidlhaqihfgrvfmkpglpttfatldidgvr kiifalpgnpvsavvtcnlfvvpalrkmqgildprptiikarlscdvkldprpeyhrcil twhhqeplpwaqstgnqsrlmsmrsangllmlppkteqyvelhkgevvdvmvigrl