2I40 Chain A
Cyclin-dependent kinase 2 (CDK2)
Active — 99.8%DFG-inαC-inType1 · BLZ
Resolution
2.8 Å
R-value
0.195
Predicted activity confidence99.8%
Structure info
Alternate conformationA
Missing atoms4
Missing residues0
Salt bridge (KinCore)Saltbr-in
Sequence info
PDB sequence
MENFQKVEKIGEGTYGVVYKARNKLTGEVVALKKIRLTEGVPSTAIREISLLKELNHPNIVKLLDVIHTENKLYLVFEFLHQDLKKFMDASALTGIPLPLIKSYLFQLLQGLAFCHSHRVLHRDLKPQNLLINTEGAIKLADFGLARAFGVPVRTYVVTLWYRAPEILLGCKYYSTAVDIWSLGCIFAEMVTRRALFPGDSEIDQLFRIFRTLGTPDEVVWPGVTSMPDYKPSFPKWARQDFSKVVPPLDEDGRSLLSQMLHYDPNKRISAKAALAHPFFQDVTKPVPHLR
UniProt reference sequence
FQKVEKIGEGTYGVVYKARNKLTGEVVALKKIRLDTETEGVPSTAIREISLLKELNHPNIVKLLDVIHTENKLYLVFEFLHQDLKKFMDASALTGIPLPLIKSYLFQLLQGLAFCHSHRVLHRDLKPQNLLINTEGAIKLADFGLARAFGVPVRTYTHEVVTLWYRAPEILLGCKYYSTAVDIWSLGCIFAEMVTRRALFPGDSEIDQLFRIFRTLGTPDEVVWPGVTSMPDYKPSFPKWARQDFSKVVPPLDEDGRSLLSQMLHYDPNKRISAKAALAHPFF
Aligned reference sequence
FQKV----------------EKIGEGT----------------YGVVYKARN--KL------------------------------------TGEVVALKKIR--LDTETEGV--------------------------PSTAIREISLLKEL--------------------------NHPNIVKLLDVIHTEN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KLYLVFEFLH---------------QDLKKFMDA--SALT-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GIPLPLIKSYLFQLLQGLAFCHSH---------------------------------------------RVLHRDL-----KPQNLLINT--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EGAIKLADFGLARAFGVPVRT--Y---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------THEVVTLWYRAPEILLG--C-----------------------------KYYS-TAVDIWSLGCIFAEMVTR-----------------RALFPG--------------------------------------------------DSEIDQLFRIFRT--LGTPDEVVWPGVTSMPDYKP-SFPKWARQDFSKVVPPLD------------------------------------------------------------------------EDGRSLLSQMLHYDPNKRIS--------------AKAALAHPFF
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
FQKV----------------EKIGEGT----------------YGVVYKARN--KL------------------------------------TGEVVALKKIR--L---TEGV--------------------------PSTAIREISLLKEL--------------------------NHPNIVKLLDVIHTEN--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KLYLVFEFLH---------------QDLKKFMDA--SALT-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------GIPLPLIKSYLFQLLQGLAFCHSH---------------------------------------------RVLHRDL-----KPQNLLINT--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EGAIKLADFGLARAFGVPVRT--Y------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VVTLWYRAPEILLG--C-----------------------------KYYS-TAVDIWSLGCIFAEMVTR-----------------RALFPG--------------------------------------------------DSEIDQLFRIFRT--LGTPDEVVWPGVTSMPDYKP-SFPKWARQDFSKVVPPLD------------------------------------------------------------------------EDGRSLLSQMLHYDPNKRIS--------------AKAALAHPFF
Activation segment
DFGLARAFGVPVRT--Y------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------VVTLWYRAPE
Binding pocket
EKIGEGTYGVVYKVALKKITAIREISLLKELNPNIVKLLDVYLVFEFLH_QDLKKFMDAFCHSHRVLHRDLKPQNLLILADFGLA
Ligand info
Orthosteric ligand
BLZ
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 2I40, Chain A