>3jxfB (B:) observed residues (from ATOM records)
pgseeigwsytgalnqknwgkkyptcnspkqspinidedltqvnvnlkklkfqgwdktsl
entfihntgktveinltndyrvsggvsemvfkaskitfhwgkcnmssdgsehslegqkfp
lemqiycfdadrfssfeeavkgkgklralsilfevgteenldfkaiidgvesvsrfgkqa
aldpfillnllpnstdkyyiyngsltsppctdtvdwivfkdtvsisesqlavfcevltmq
qsgyvmlmdylqnnfreqqykfsrqvfssyt