Chains and heterogens:
PDB Chain Sequences:
>1gcg_ (-) adtrigvtiykyddnfmsvvrkaiekdgksapdvqllmndsqndqskqndqidvllakgv kalainlvdpaaagtviekargqnvpvvffnkepsrkaldsydkayyvgtdskesgviqg dliakhwqanqgwdlnkdgkiqyvllkgepghpdaearttyvvkelndkgiqteqlaldt amwdtaqakdkmdawlsgpnankievvianndamamgavealkahnkssipvfgvdalpe alalvksgamagtvlndannqakatfdlaknlaegkgaadgtswkienkivrvpyvgvdk dnlseftqk