>4xek_A mol:protein length:139 Protein-tyrosine kinase 2-beta GSHMANLDRTDDLVYLNVMELVRAVLELKNELSQLPPEGYVVVVKNVGLTLRKLIGSVD DLLPSLPSSSRTEIEGTQKLLNKDLAELINKMRLAQQNAVTSLSEEAKRQMLTASHTLA VDAKNLLDAVDQAKVLANLAH