Chains and heterogens:
PDB Chain Sequences:
>1upfA (A:) qeesilqdiitrfpnvvlmkqtaqlrammtiirdketpkeefvfyadrlirllieealne lpfqkkevttpldvsyhgvsfyskicgvsivragesmesglravcrgvrigkiliqrdet taepkliyeklpadirerwvmlldpmcatagsvckaievllrlgvkeeriifvnilaapq giervfkeypkvrmvtaavdiclnsryyivpgigdfgdryfgtm
>1upfB (B:) qeesilqdiitrfpnvvlmkqtaqlrammtiirdketpkeefvfyadrlirllieealne lpfqkkevttpldvsyhgvsfyskicgvsivragesmesglravcrgvrigkiliqrdet taepkliyeklpadirerwvmlldpmcatagsvckaievllrlgvkeeriifvnilaapq giervfkeypkvrmvtaavdiclnsryyivpgigdfgdryfgtm
>1upfC (C:) qeesilqdiitrfpnvvlmkqtaqlrammtiirdketpkeefvfyadrlirllieealne lpfqkkevttpldvsyhgvsfyskicgvsivragesmesglravcrgvrigkiliqrdet taepkliyeklpadirerwvmlldpmcatagsvckaievllrlgvkeeriifvnilaapq giervfkeypkvrmvtaavdiclnsryyivpgigdfgdryfgtm
>1upfD (D:) qeesilqdiitrfpnvvlmkqtaqlrammtiirdketpkeefvfyadrlirllieealne lpfqkkevttpldvsyhgvsfyskicgvsivragesmesglravcrgvrigkiliqrdet taepkliyeklpadirerwvmlldpmcatagsvckaievllrlgvkeeriifvnilaapq giervfkeypkvrmvtaavdiclnsryyivpgigdfgdryfgtm