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老师好,我用CHARMM-GUI生成的麦芽糖pdb文件,
但在调用gmx pdb2gmx -ff charmm36-jul2022 -f maltose.pdb -o maltose3.gro -water tip3p -p maltose.top -i maltose.itp命令时候,
提示 “Fatal error:Residue 2 named AGLC of a molecule in the input file was mapped
to an entry in the topology database, but the atom O1 used in
that entry is not found in the input file. Perhaps your atom
and/or residue naming needs to be fixed.“
但是在单独模拟葡萄糖的时候就能成功,我找了carb.rtp里面也没有包含麦芽糖的残基
输入文件如下:
REMARK GENERATE GLYCAN
REMARK DATE: 3/29/25 5:36:26 CREATED BY USER: charmm-gui
ATOM 1 C1 AGLC 1 -0.733 0.818 1.091 1.00 0.00 CARB
ATOM 2 H1 AGLC 1 -1.822 0.741 0.871 1.00 0.00 CARB
ATOM 3 O1 AGLC 1 -0.603 0.702 2.488 1.00 0.00 CARB
ATOM 4 HO1 AGLC 1 -1.312 1.193 2.909 1.00 0.00 CARB
ATOM 5 C5 AGLC 1 1.132 2.260 0.652 1.00 0.00 CARB
ATOM 6 H5 AGLC 1 1.402 2.206 1.733 1.00 0.00 CARB
ATOM 7 O5 AGLC 1 -0.286 2.051 0.512 1.00 0.00 CARB
ATOM 8 C2 AGLC 1 -0.022 -0.322 0.386 1.00 0.00 CARB
ATOM 9 H2 AGLC 1 -0.297 -0.272 -0.695 1.00 0.00 CARB
ATOM 10 O2 AGLC 1 -0.472 -1.591 0.845 1.00 0.00 CARB
ATOM 11 HO2 AGLC 1 -0.272 -1.672 1.781 1.00 0.00 CARB
ATOM 12 C3 AGLC 1 1.480 -0.173 0.492 1.00 0.00 CARB
ATOM 13 H3 AGLC 1 1.776 -0.189 1.567 1.00 0.00 CARB
ATOM 14 O3 AGLC 1 2.164 -1.252 -0.124 1.00 0.00 CARB
ATOM 15 HO3 AGLC 1 2.596 -1.775 0.554 1.00 0.00 CARB
ATOM 16 C4 AGLC 1 1.881 1.162 -0.095 1.00 0.00 CARB
ATOM 17 H4 AGLC 1 1.582 1.212 -1.169 1.00 0.00 CARB
ATOM 18 O4 AGLC 1 3.293 1.376 0.016 1.00 0.00 CARB
ATOM 19 C6 AGLC 1 1.448 3.655 0.164 1.00 0.00 CARB
ATOM 20 H61 AGLC 1 2.508 3.893 0.381 1.00 0.00 CARB
ATOM 21 H62 AGLC 1 1.280 3.737 -0.932 1.00 0.00 CARB
ATOM 22 O6 AGLC 1 0.656 4.639 0.820 1.00 0.00 CARB
ATOM 23 HO6 AGLC 1 -0.235 4.612 0.464 1.00 0.00 CARB
ATOM 24 C1 AGLC 2 4.029 1.053 -1.146 1.00 0.00 CARB
ATOM 25 H1 AGLC 2 3.558 0.192 -1.671 1.00 0.00 CARB
ATOM 26 C5 AGLC 2 4.794 3.293 -1.606 1.00 0.00 CARB
ATOM 27 H5 AGLC 2 4.282 3.660 -0.689 1.00 0.00 CARB
ATOM 28 O5 AGLC 2 4.107 2.128 -2.095 1.00 0.00 CARB
ATOM 29 C2 AGLC 2 5.439 0.666 -0.758 1.00 0.00 CARB
ATOM 30 H2 AGLC 2 5.963 0.305 -1.676 1.00 0.00 CARB
ATOM 31 O2 AGLC 2 5.417 -0.426 0.149 1.00 0.00 CARB
ATOM 32 HO2 AGLC 2 4.969 -0.153 0.953 1.00 0.00 CARB
ATOM 33 C3 AGLC 2 6.207 1.840 -0.199 1.00 0.00 CARB
ATOM 34 H3 AGLC 2 5.686 2.214 0.715 1.00 0.00 CARB
ATOM 35 O3 AGLC 2 7.522 1.474 0.196 1.00 0.00 CARB
ATOM 36 HO3 AGLC 2 7.998 1.145 -0.570 1.00 0.00 CARB
ATOM 37 C4 AGLC 2 6.224 2.933 -1.238 1.00 0.00 CARB
ATOM 38 H4 AGLC 2 6.748 2.572 -2.154 1.00 0.00 CARB
ATOM 39 O4 AGLC 2 6.918 4.081 -0.780 1.00 0.00 CARB
ATOM 40 HO4 AGLC 2 7.749 4.154 -1.255 1.00 0.00 CARB
ATOM 41 C6 AGLC 2 4.694 4.359 -2.676 1.00 0.00 CARB
ATOM 42 H61 AGLC 2 5.203 5.289 -2.344 1.00 0.00 CARB
ATOM 43 H62 AGLC 2 5.178 4.013 -3.615 1.00 0.00 CARB
ATOM 44 O6 AGLC 2 3.338 4.689 -2.958 1.00 0.00 CARB
ATOM 45 HO6 AGLC 2 2.944 3.979 -3.470 1.00 0.00 CARB
TER 46 AGLC 2
请问老师,这种问题怎么解决?
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