8G8O Chain A
Tyrosine-protein kinase JAK2 (JAK2)
Active — 99.5%DFG-inαC-inType1 · YT0
Resolution
2.2 Å
R-value
0.189
Predicted activity confidence99.5%
Structure info
Alternate conformationA
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
TQFEERHLKFLQQLGKGNFGSVEMCRYDPLQDNTGEVVAVKKLQTEEHLRDFEREIEILKSLQHDNIVKYKGVCYSGRRNLKLIMEYLPYGSLRDYLQKHKERIDHIKLLQYTSQICKGMEYLGTKRYIHRDLATRNILVENENRVKIGDFGLTKVLPQDKEKVKEPGESPIFWYAPESLTESKFSVASDVWSFGVVLYELFTYIEKSKSPPAEFMRMIGGQSIVTHLIELLKNNGRLPRPDGCPDEIYMIMTECWNNNVNQRPSFRDLALRVDQIRDNM
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-----------------------------NTGEV--VAVK--KLQTEE----------------------------HLRDFEREIEILKL--------------------------QHDNIVKYKGVCYSGR--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RNLLIMEYLPY--------------GSLRDYLQK--HKE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RIDHIKLLQYTSQICKGMEYLGTK---------------------------------------------RYIHRDL-----ATRNILVEN--ENRVKIGD----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------FGLTK---------VLPQ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DKEKVKEPGESPIFWYA--P-----------------------------ESLS-VASDVWSFGVVLYELFTY--I--------------EKGQSI--------------------------------------------------VTHLIELLKNNGR--LPRPDGCP-------------------------------------------------------------------------------------------------------DEIYMIMTECWNNNVNQRPS--------------FRDQIRD-NM
Activation segment
-------VLPQ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------DKEKVKEPGESPI
Binding pocket
QQLGKGNFGSVEMVAVKKLDFEREIEILKSLQDNIVKYKGVKLIMEYLPYGSLRDYLQKYLGTKRYIHRDLATRNILVIGDFGLT
Ligand info
Orthosteric ligand
YT0
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationin
αC-helix conformationin
Predicted activityactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 8G8O, Chain A