SMILES: CC[C@H](C)[C@@H](C(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CS)C(=O)NCC(=O)NCC(=O)N[C@@H](CCC(=O)N)C(=O)NCC(=O)NCC(=O)NCC(=O)N[C@@H](CS)C(=O)NCC(=O)NCC(=O)N[C@@H](CS)C(=O)N[C@@H](CO)C(=O)N[C@@H](CC(=O)N)C(=O)NCC(=O)N[C@@H](CS)C(=O)N[C@@H](CO)C(=O)NCC(=O)NCC(=O)N[C@@H](CC(=O)N)C(=O)NCC(=O)NCC(=O)N[C@@H](CO)C(=O)NCC(=O)NCC(=O)N[C@@H](CO)C(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CC1=CNC=N1)C(=O)N[C@@H]([C@@H](C)CC)C(=O)O)NC(=O)CNC(=O)[C@H](C(C)C)N
Description: The molecule is a 43-membered microcin composed of Val, Gly, Ile, Gly, Gly, Gly, Gly, Gly, Gly, Gly, Gly, Gly, Gly, Ser, Cys, Gly, Gly, Gln, Gly, Gly, Gly, Cys, Gly, Gly, Cys, Ser, Asn, Gly, Cys, Ser, Gly, Gly, Asn, Gly, Gly, Ser, Gly, Gly, Ser, Gly, Ser, His and Ile residues joined in sequence. It has a role as a DNA synthesis inhibitor. It derives from a mature microcin B18 zwitterion.