Chains and heterogens:
PDB Chain Sequences:
>1g7rA (A:) mkirspivsvlghvdhgkttlldhirgsavasreaggitqhigateipmdviegicgdfl kkfsiretlpglffidtpgheafttlrkrggaladlailivdinegfkpqtqealnilrm yrtpfvvaankidrihgwrvhegrpfmetfskqdiqvqqkldtkvyelvgklheegfese rfdrvtdfasqvsiipisaitgegipelltmlmglaqqylreqlkieedspargtilevk eetglgmtidaviydgilrkddtiammtskdvistrirsllkprpleemresrkkfqkvd evvaaagikivapgiddvmagsplrvvtdpekvreeilseiedikidtdeagvvvkadtl gsleavvkilrdmyvpikvadigdvsrrdvvnagialqedrvygaiiafnvkvipsaaqe lknsdiklfqgnviyrlmeeyeewvrgieeekkkkwmeaiikpasirlipklvfrqskpa iggvevltgvirqgyplmnddgetvgtvesmqdkgenlksasrgqkvamaikdavygkti hegdtlyvdipenhyhilkeqlsgdltdeeldlmdkiaeikrkknpdwgmkapf
>1g7rA (A:) mkirspivsvlgttlldhirgsavasqhigateipmdviegicgdflkkfsiretlpglf fidtpgafttlrkrggaladlailivdinegfkpqtqealnilrmyrtpfvvaankidri hgwrvhegrpfmetfskqdiqvqqkldtkvyelvgklheegfeserfdrvtdfasqvsii pisaitgegipelltmlmglaqqylreqlkieedspargtilevkeetglgmtidaviyd gilrkddtiammtskdvistrirsllkprplkfqkvdevvaaagikivapgiddvmagsp lrvvtdpekvreeilseiedikidtdeagvvvkadtlgsleavvkilrdmyvpikvadig dvsrrdvvnagialqedrvygaiiafnvkvipsaaqelknsdiklfqgnviyrlmeeyee wvrgieeekkkkwmeaiikpasirlipklvfrqskpaiggvevltgvirqgyplmnddge tvgtvesmqdkgenlksasrgqkvamaikdavygktihegdtlyvdipenhyhilkeqll tdeeldlmdkiaeikrkkn