3EQI Chain A
Dual specificity mitogen-activated protein kinase kinase 1 (MAP2K1)
Inactive — 0.1%DFG-inαC-outATPlike · ADP
Resolution
1.9 Å
R-value
0.165
Predicted activity confidence0.1%
Structure info
Alternate conformation—
Missing atoms0
Missing residues0
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
ELELDEQQRKRLEAFLTQKQKVGELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEISICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMANSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGLN
UniProt reference sequence
FEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEISICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMANSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSYGMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFI
Aligned reference sequence
FEKI----------------SELGAGN----------------GGVVFKVSH--KP------------------------------------SGLVMARKLIH--LEIKPAI---------------------------RNQIIRELQVLHEC--------------------------NSPYIVGFYGAFYSDG--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EISICMEHMDG--------------GSLDQVLKK--AG-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RIPEQILGKVSIAVIKGLTYLREK--H------------------------------------------KIMHRDV-----KPSNILVNS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RGEIKLCDFGVSGQLIDSMA-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NSFVGTRSYMSPERLQG--------------------------------THYS-VQSDIWSMGLSLVEMAVG-----------------RYPIPP--PDAKELELMFGCQV----EGDAAETPPRPRTPGRPLSSYGMDSRPP--MAIFELLDYIVNE--PPPKLPSGVFS----------------------------------------------------------------------------------------------------LEFQDFVNKCLIKNPAERAD--------------LKQLMVHAFI
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
FEKI----------------SELGAGN----------------GGVVFKVSH--KP------------------------------------SGLVMARKLIH--LEIKPAI---------------------------RNQIIRELQVLHEC--------------------------NSPYIVGFYGAFYSDG--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------EISICMEHMDG--------------GSLDQVLKK--AG-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RIPEQILGKVSIAVIKGLTYLREK--H------------------------------------------KIMHRDV-----KPSNILVNS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------RGEIKLCDFGVSGQLIDSMA-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NSFVGTRSYMSPERLQG--------------------------------THYS-VQSDIWSMGLSLVEMAVG-----------------RYPIPP--PDAKELELMFGC---------------------------------P--MAIFELLDYIVNE--PPPKLPSGVFS----------------------------------------------------------------------------------------------------LEFQDFVNKCLIKNPAERAD--------------LKQLMVHAFI
Activation segment
DFGVSGQLIDSMA-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NSFVGTRSYMSPE
Binding pocket
SELGAGNGGVVFKMARKLIQIIRELQVLHECNPYIVGFYGASICMEHMDGGSLDQVLKKLREKHKIMHRDVKPSNILVLCDFGVS
Ligand info
Orthosteric ligand
ADP
Allosteric ligand
None
Ligand typeATPlike
Consensus conformation
DFG conformationin
αC-helix conformationout
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 3EQI, Chain A