Chains and heterogens:
PDB Chain Sequences:
>1nit_ (-) rakvamshfepheyirydlleknidivrkrlnrpltlsekivyghlddpanqeiergkty lrlrpdrvamqdataqmamlqfissglpkvavpstihcdhlieaqlggekdlrrakdinq evynflatagakygvgfwrpgsgiihqiilenyaypgvlligtdshtpnggglggicigv ggadavdvmagipwelkcpkvigvkltgslsgwtspkdvilkvagiltvkggtgaiveyh gpgvdsisctgmaticnmgaeigattsvfpynhrmkkylsktgradianladefkdhlvp dsgchydqlieinlselkphingpftpdlahpvaevgsvaekegwpldirvgligsctns syedmgrsaavakqalahglkcksqftitpgseqiratierdgyaqvlrdvggivlanac gpcigqwdrkdikkgekntivtsynrnftgrndanpethafvtspeivtalaiagtlkfn petdfltgkdgkkfkleapdadelpraefdpgqdtyqhppkdssgqrvdvsptsqrlqll epfdkwdgkdledlqilikvkgkcttdhisaagpwlkfrghldnisnnlligainsenrk ansvrnavtqefgpvpdtaryykqhgirwvvigdenygegssrehraleprflggraiit ksfarihetnlkkqgllpltfadpadynkihpvdkltiqglkdfapgkpltciikhpngt qetillnhtfnetqiewfragsalnrmkelqqk