Chains and heterogens:
PDB Chain Sequences:
>1selA (A:) aqtvpygiplikadkvqaqgfkganvkvavldtgiqashpdlnvvggasfvageayntdg nghgthvagtvaaldnttgvlgvapsvslyavkvlnssgsgsysgivsgiewattngmdv inmslggasgstamkqavdnayargvvvvaaagnsgnsgstntigypakydsviavgavd snsnrasfssvgaelevmapgagvystyptntyatlngtxmasphvagaaalilskhpnl sasqvrnrlsstatylgssfyygkglinveaaaq
>1selB (B:) aqtvpygiplikadkvqaqgfkganvkvavldtgiqashpdlnvvggasfvageayntdg nghgthvagtvaaldnttgvlgvapsvslyavkvlnssgsgsysgivsgiewattngmdv inmslggasgstamkqavdnayargvvvvaaagnsgnsgstntigypakydsviavgavd snsnrasfssvgaelevmapgagvystyptntyatlngtxmasphvagaaalilskhpnl sasqvrnrlsstatylgssfyygkglinveaaaq