Updated pick function in filter.ts. This enebles VMD keywords like backbone and many more.

src/mol-model/structure/query/queries/filters.ts

@@ -6,7 +6,8 @@
 
 import { SetUtils } from '../../../../mol-util/set';
 import { Unit } from '../../structure';
-import { QueryContext, QueryFn, QueryPredicate } from '../context';
+//import { QueryContext, QueryFn, QueryPredicate } from '../context';
+import { QueryContext, QueryFn } from '../context';
 import { StructureQuery } from '../query';
 import { StructureSelection } from '../selection';
 import { structureAreIntersecting } from '../utils/structure-set';
@@ -16,7 +17,8 @@ import { Structure } from '../../structure/structure';
 import { StructureElement } from '../../structure/element';
 import { SortedArray } from '../../../../mol-data/int';
 
-export function pick(query: StructureQuery, pred: QueryPredicate): StructureQuery {
+//export function pick(query: StructureQuery, pred: QueryPredicate): StructureQuery {
+export function pick(query: StructureQuery, pred: QueryFn<any>): StructureQuery {
     return ctx => {
         const sel = query(ctx);
         const ret = StructureSelection.LinearBuilder(ctx.inputStructure);

src/mol-plugin-state/transforms/model.ts

@@ -786,7 +786,7 @@ const StructureSelectionFromScript = PluginStateTransform.BuiltIn({
     from: SO.Molecule.Structure,
     to: SO.Molecule.Structure,
     params: () => ({
-        script: PD.Script({ language: 'pymol', expression: 'all' }),
+        script: PD.Script({ language: 'vmd', expression: 'all' }),
         label: PD.Optional(PD.Text(''))
     })
 })({