Biological process: RNA binding⁽²⁰²³⁾ nuclear import signal receptor activity⁽²⁰²³⁾ DNA ligase (ATP) activity⁽²⁰²³⁾ ATP binding⁽²⁰²³⁾ RNA cap binding^{(2003, 2006)} U4 snRNA binding⁽²⁰¹³⁾ U2 snRNA binding⁽²⁰¹³⁾ U1 snRNA binding⁽²⁰¹³⁾

Molecular function: snRNA import into nucleus²⁰²³ protein import into nucleus²⁰²³ RNA import into nucleus^{2017, 2023} DNA repair²⁰²³ DNA recombination²⁰²³

Cellular component: nucleus²⁰²³ cytoplasm²⁰²³ cytosol^{2013, 2017, 2023} NLS-dependent protein nuclear import complex^{2017, 2023} plasma membrane²⁰²³ nucleoplasm²⁰²³ nuclear pore^{2003, 2006} membrane²⁰²³ Cajal body^{2013, 2023} nuclear speck²⁰²³
± 2 nuclear cap binding complex²⁰⁰⁶ cytoplasmic U snRNP body²⁰¹³