diff --git a/src/models/reactionLineSchema.ts b/src/models/reactionLineSchema.ts
deleted file mode 100644
index 4be9fa0c959b2fbe78bb38bc3d53a829db7d4eda..0000000000000000000000000000000000000000
--- a/src/models/reactionLineSchema.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { z } from 'zod';
-import { positionSchema } from './positionSchema';
-
-export const reactionLineSchema = z.object({
-  start: positionSchema,
-  end: positionSchema,
-  type: z.string(),
-});
diff --git a/src/types/models.ts b/src/types/models.ts
index bf000af7c89fe392d6027ed1247acccca810e941..4821833d59a22bbbf9941454cd5830deaf618735 100644
--- a/src/types/models.ts
+++ b/src/types/models.ts
@@ -50,7 +50,6 @@ import { pluginSchema } from '@/models/pluginSchema';
 import { projectSchema } from '@/models/projectSchema';
 import { publicationsResponseSchema } from '@/models/publicationsResponseSchema';
 import { publicationSchema } from '@/models/publicationsSchema';
-import { reactionLineSchema } from '@/models/reactionLineSchema';
 import { referenceSchema } from '@/models/referenceSchema';
 import { sessionSchemaValid } from '@/models/sessionValidSchema';
 import { statisticsSchema } from '@/models/statisticsSchema';
@@ -125,7 +124,6 @@ export type NewReactions = z.infer<typeof newReactionsSchema>;
 export type Operator = z.infer<typeof operatorSchema>;
 export type ReactionProduct = z.infer<typeof reactionProduct>;
 export type Reference = z.infer<typeof referenceSchema>;
-export type ReactionLine = z.infer<typeof reactionLineSchema>;
 export type ElementSearchResult = z.infer<typeof elementSearchResult>;
 export type ElementSearchResultType = z.infer<typeof elementSearchResultType>;
 export type SessionValid = z.infer<typeof sessionSchemaValid>;