Chains and heterogens:
PDB Chain Sequences:
>1sw4A (A:) gsqsservvigskpfneqyilanmiailleengykaevkeglggtlvnyealkrndiqly veytgtaynvilrkqppelwdqqyifdevkkglleadgvvvaaklgfrddyalavradwa eengvekisdlaefadqlvfgsdpefasrpdglpqikkvygfefkevkqmeptlmyeaik nkqvdvipayttdsrvdlfnlkileddkgalppydaiiivngntakdeklisvlklledr idtdtmralnyqydvekkdareiamsflkeqglvk
>1sw4A (A:) ervvigskpfneqyilanmiailleengykaevkeglggtlvnyealkrndiqlyveytg taynvilrkqppelwdqqyifdevkkglleadgvvvaaklgfrddyalavradwaeengv ekisdlaefadqlvfgsdpefasrpdglpqikkvygfefkevkqmeptlmyeaiknkqvd vipayttdsrvdlfnlkileddkgalppydaiiivngntakdeklisvlklledridtdt mralnyqydvekkdareiamsflkeqglvk
>1sw4B (B:) gsqsservvigskpfneqyilanmiailleengykaevkeglggtlvnyealkrndiqly veytgtaynvilrkqppelwdqqyifdevkkglleadgvvvaaklgfrddyalavradwa eengvekisdlaefadqlvfgsdpefasrpdglpqikkvygfefkevkqmeptlmyeaik nkqvdvipayttdsrvdlfnlkileddkgalppydaiiivngntakdeklisvlklledr idtdtmralnyqydvekkdareiamsflkeqglvk
>1sw4B (B:) ervvigskpfneqyilanmiailleengykaevkeglggtlvnyealkrndiqlyveytg taynvilrkqppelwdqqyifdevkkglleadgvvvaaklgfrddyalavradwaeengv ekisdlaefadqlvfgsdpefasrpdglpqikkvygfefkevkqmeptlmyeaiknkqvd vipayttdsrvdlfnlkileddkgalppydaiiivngntakdeklisvlklledridtdt mralnyqydvekkdareiamsflkeqglvk