>7rnu_A mol:protein length:114 Phosphatidylinositol 3-kinase regulatory subunit betaGSMNGGSPPSLQDAEWYWGDISREEVNEKLRDTPDGTFLVRDASSKIQGEYTLTLRKGGNNKLIKVFHRDGHYGFSEPLTFCSVVDLINHYRHESLAQYNAKLDTRLLYPVSKY