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Table 10 Additional rules: the inconsistencies of cross-reference links

From: On InChI and evaluating the quality of cross-reference links

  XY X↔Y
Type of links CHSI CHsI ChsI Chs- Ch-I C--- CHSI CHsI ChsI Chs- Ch-I C---
HMDB → PDBeChem 1.26% 0.93% 0.93% 0.93% 0.84% 0.59% 1.26% 0.93% 0.93% 0.93% 0.84% 0.59%
HMDB → DrugBank 6.86% 4.92% 4.27% 4.27% 1.81% 1.55% 6.79% 4.85% 4.20% 4.20% 1.75% 1.49%
HMDB → ChEBI 12.07% 6.82% 6.55% 6.55% 4.40% 3.33% 11.94% 6.68% 6.39% 6.39% 4.19% 3.09%
ChEBI → PDBeChem 9.28% 8.05% 6.26% 6.26% 4.46% 1.69% 9.28% 8.05% 6.21% 6.21% 4.41% 1.54%
ChEBI → DrugBank 32.02% 28.21% 27.23% 27.18% 18.84% 17.85% 21.66% 17.08% 12.97% 12.93% 4.41% 3.25%
ChEBI → HMDB 22.19% 10.26% 6.24% 6.24% 3.05% 2.91% 21.50% 9.57% 5.41% 5.41% 2.22% 2.08%
DrugBank → PDBeChem 24.78% 23.34% 23.03% 23.03% 3.92% 2.11% 24.76% 23.32% 22.97% 22.97% 3.86% 2.01%
DrugBank → ChEBI 17.29% 14.50% 13.34% 13.34% 3.13% 1.91% 17.05% 14.27% 13.05% 13.05% 2.84% 1.57%
NPC → DrugBank 20.63% 11.48% 11.25% 11.25% 5.93% 5.63% 20.11% 10.80% 9.60% 9.60% 3.68% 3.15%