Chains and heterogens:
PDB Chain Sequences:
>1phoA (A:) aeiynkdgnkldvygkvkamhymsdnaskdgdqsyirfgfkgetqindqltgygrweaef agnkaesdtaqqktrlafaglkykdlgsfdygrnlgalydveawtdmfpefggdssaqtd nfmtkrasglatyrntdffgvidglnltlqyqgknenrdvkkqngdgfgtsltydfggsd faisgaytnsdrtneqnlqsrgtgkraeawatglkydanniylatfysetrkmtpitggf anktqnfeavaqyqfdfglrpslgyvlskgkdiegigdedlvnyidvgatyyfnknmsaf vdykinqldsdnklninnddivavgmtyqf