4IAN Chain A
Serine/threonine-protein kinase PRP4 homolog (PRPF4B)
Active — 99.8%DFG-inαC-in
Resolution
2.44 Å
R-value
0.228
Predicted activity confidence99.8%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
RVNIGEVLDKRYNVYGYTGQGVFSNVVRARDNARANQEVAVKIIRNNELMQKTGLKELEFLKKLNDADPDDKFHCLRLFRHFYHKQHLCLVFEPLSMNLREVLKKYGKDVGLHIKAVRSYSQQLFLALKLLKRCNILHADIKPDNILVNESKTILKLCDFGSASHVADNDITPLVSRFYRAPEIIIGKSYDYGIDMWSVGCTLYELYTGKILFPGKTNNHMLKLAMDLKGKMPNKMIRKGVFKDQHFDQNLNFMYIEVDREKVTVMSTINPTKDLLADLILPEDQRKKVHQLKDLLDQILMLDPAKRISINQALQHAFIQE
UniProt reference sequence
YNVYGYTGQGVFSNVVRARDNARANQEVAVKIIRNNELMQKTGLKELEFLKKLNDADPDDKFHCLRLFRHFYHKQHLCLVFEPLSMNLREVLKKYGKDVGLHIKAVRSYSQQLFLALKLLKRCNILHADIKPDNILVNESKTILKLCDFGSASHVADNDITPYLVSRFYRAPEIIIGKSYDYGIDMWSVGCTLYELYTGKILFPGKTNNHMLKLAMDLKGKMPNKMIRKGVFKDQHFDQNLNFMYIEVDKVTEREKVTVMSTINPTKDLLADLIGCQRLPEDQRKKVHQLKDLLDQILMLDPAKRISINQALQHAFI
Aligned reference sequence
YNVY----------------GYTGQGV----------------FSNVVRARD--NAR-----------------------------------ANQEVAVKIIR--NNELM-----------------------------QKTGLKELEFLKKL--NDADPD------------------DKFHCLRLFRHFYHKQ--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HLCLVFEPLS---------------MNLREVLKK--YGKDV----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GLHIKAVRSYSQQLFLALKLLKRC---------------------------------------------NILHADI-----KPDNILVNE--S-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KTILKLCDFGSASHVADNDI-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TPYLVSRFYRAPEIIIG--------------------------------KSYD-YGIDMWSVGCTLYELYTG-----------------KILFPG--------------------------------------------------KTNNHMLKLAMDL--KGKMPNKMIRKGVFKDQHFDQNLNFMYIEVDKVTEREKVTVMSTINPTKDLLADLIGCQRLPEDQRKKV------------------------------------------HQLKDLLDQILMLDPAKRIS--------------INQALQHAFI
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
YNVY----------------GYTGQGV----------------FSNVVRARD--NAR-----------------------------------ANQEVAVKIIR--NNELM-----------------------------QKTGLKELEFLKKL--NDADPD------------------DKFHCLRLFRHFYHKQ--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HLCLVFEPLS---------------MNLREVLKK--YGKDV----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GLHIKAVRSYSQQLFLALKLLKRC---------------------------------------------NILHADI-----KPDNILVNE--S-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KTILKLCDFGSASHVADNDI-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TP-LVSRFYRAPEIIIG--------------------------------KSYD-YGIDMWSVGCTLYELYTG-----------------KILFPG--------------------------------------------------KTNNHMLKLAMDL--KGKMPNKMIRKGVFKDQHFDQNLNFMYIEVD----REKVTVMSTINPTKDLLADLI----LPEDQRKKV------------------------------------------HQLKDLLDQILMLDPAKRIS--------------INQALQHAFI
Activation segment
DFGSASHVADNDI-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TP-LVSRFYRAPE
Binding pocket
GYTGQGVFSNVVRVAVKIITGLKELEFLKKLNFHCLRLFRHCLVFEPLS_MNLREVLKKLLKRCNILHADIKPDNILVLCDFGSA
Ligand info
Orthosteric ligand
None
Allosteric ligand
None
Ligand typeNo_ligand
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4IAN, Chain A