RESIDUE 4WK 31 CONECT C1 4 C2 H14 H16 H15 CONECT C2 4 C1 C3 C4 H17 CONECT C3 4 C2 H20 H19 H18 CONECT C6 3 C8 N5 O7 CONECT C8 4 C6 C9 N10 H23 CONECT C11 3 C4 O12 N13 CONECT C4 4 C2 C11 N5 H21 CONECT N5 3 C6 C4 H22 CONECT O7 1 C6 CONECT C9 4 C8 H26 H24 H25 CONECT N10 4 C8 H27 H28 H29 CONECT O12 1 C11 CONECT N13 3 C11 H31 H30 CONECT H14 1 C1 CONECT H16 1 C1 CONECT H15 1 C1 CONECT H17 1 C2 CONECT H20 1 C3 CONECT H19 1 C3 CONECT H18 1 C3 CONECT H23 1 C8 CONECT H21 1 C4 CONECT H22 1 N5 CONECT H26 1 C9 CONECT H24 1 C9 CONECT H25 1 C9 CONECT H27 1 N10 CONECT H28 1 N10 CONECT H29 1 N10 CONECT H31 1 N13 CONECT H30 1 N13 END HET 4WK 31 HETNAM 4WK (2S)-1-{[(2S)-1-amino-3-methyl-1-oxobutan-2-yl]amino}-1 HETNAM 2 4WK -oxopropan-2-aminium FORMUL 4WK C8 H18 N3 O2 1+