6AAJ Chain B
Tyrosine-protein kinase JAK2 (JAK2)
Inactive — 28.7%DFG-inαC-inType1 · 9T6
Resolution
2.37 Å
R-value
0.211
Predicted activity confidence28.7%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
QFEERHLKFLQQLGKGNFGSVEMCRYDPLQDNTGEVVAVKKLQHLRDFEREIEILKSLQHDNIVKYKGVCNLKLIMEYLPYGSLRDYLQAHAERIDHIKLLQYTSQICKGMEYLGTKRYIHRDLATRNILVENENRVKIGDFGLTKVLPQDKEKVKGESPIFWYAPESLTESKFSVASDVWSFGVVLYELFTYIEKSKSPPAEFMRMIGNDGQMIVFHLIELLKNNGRLPRPDGCPDEIYMIMTECWNNNVNQRPSFRDLALRVDQIRDNMA
UniProt reference sequence
LIFNESLGQGTFTKIFKGVRREVGDYGQLHETEVLLKVLDKAHRNYSESFFEAASMMSKLSHKHLVLNYGVCVCGDENILVQEFVKFGSLDTYLKKNKNCINILWKLEVAKQLAWAMHFLEENTLIHGNVCAKNILLIREEDRKTGNPPFIKLSDPGISITVLPKDILQERIPWVPPECIENPKNLNLATDKWSFGTTLWEICSGGDKPLSALDSQRKLQFYEDRHQLPAPKWAELANLINNCMDYEPDFRPSFRAIIRDLNS
Aligned reference sequence
LIFN----------------ESLGQGT----------------FTKIFKGVR--REVGDYGQL-----------------------------HETEVLLKVLD--KAHRNY----------------------------SESFFEAASMMSKL--------------------------SHKHLVLNYGVCVCGD--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ENILVQEFVKF--------------GSLDTYLKK--NKN------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CINILWKLEVAKQLAWAMHFLEEN---------------------------------------------TLIHGNV-----CAKNILLIR--EEDRKTGN----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PPFIKLSDPGISITVLPK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DILQERIPWVPPECIEN--P-----------------------------KNLN-LATDKWSFGTTLWEICSG--G--------------DKPLSA--------------------------------------------------LDSQRKLQFYEDR--HQLPAPKW-------------------------------------------------------------------------------------------------------AELANLINNCMDYEPDFRPS--------------FRAIIRDLNS
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
LKFL----------------QQLGKG--------------------NFGSVE--MCRYDPLQD-----------------------------NTGEVVAVKKL--QHLR---------------------------------DFEREIEILKL--------------------------QHDNIVKYKGVC------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NLKLIMEYLPY--------------GSLRDYLQA--HAE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RIDHIKLLQYTSQICKGMEYLGTK---------------------------------------------RYIHRDL-----ATRNILVEN--ENRVKIGD----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------FGLTK---------VLPK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VKGESPIFWYAPESLTE--S-----------------------------K-FS-VASDVWSFGVVLYELFTY--I--------------EKSKSG--------------------------------------------------NDGQIELLKNNGR--LPRPDGCP-------------------------------------------------------------------------------------------------------DEIYMIMTECWNNNVNQRPS--------------FRDQIRDNMA
Activation segment
-------VLPK---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VKGESPIFWYAPE
Binding pocket
QQLGKGNFGSVEMVAVKKLDFEREIEILKSLQDNIVKYKGVKLIMEYLPYGSLRDYLQAYLGTKRYIHRDLATRNILVIGDFGLT
Ligand info
Orthosteric ligand
9T6
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 6AAJ, Chain B