Any process that activates or increases the frequency, rate or extent of formation of translation preinitiation complex.
Synonyms:
exact_synonym:
activation of formation of translation pre-initiation complex; activation of translation preinitiation complex assembly; positive regulation of formation of translation pre-initiation complex; positive regulation of translation preinitiation complex assembly; up regulation of formation of translation pre-initiation complex; up regulation of formation of translation preinitiation complex; up regulation of translation preinitiation complex assembly; upregulation of formation of translation pre-initiation complex; upregulation of formation of translation preinitiation complex; upregulation of translation preinitiation complex assembly
narrow_synonym:
activation of formation of translation preinitiation complex