4FZF Chain B
Serine/threonine-protein kinase 26 (STK26)
Inactive — 1.6%DFG-outαC-outType1 · DKI
Resolution
3.64 Å
R-value
0.255
Predicted activity confidence1.6%
Structure info
Alternate conformation—
Missing atoms6
Missing residues2
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
MADPEELFTKLERIGKGGEVFKGIDNRTQQVVAIKIIDLEEAEDEIEDIQQEITVLSQCDSSYVTKYYGSYLKGSKLWIIMEYLGGGSALDLLRAGPFDEFQIATMLKEILKGLDYLHSEKKIHRDIKAANVLLSEQGDVKLAAFGVAGQLTDTQIKRNTFVGTPFWMAPEVIQQSAYDSKADIWSLGITAIELAKGEPPNSDMHPMRVLFLIPKNNPPTLVGDFTKSFKEFIDACLNKDPSFRPTAKELLKHKFIVKNSKKTSYLTELIDRFKRWKAE
UniProt reference sequence
FTKLERIGKGSFGEVFKGIDNRTQQVVAIKIIDLEEAEDEIEDIQQEITVLSQCDSSYVTKYYGSYLKGSKLWIIMEYLGGGSALDLLRAGPFDEFQIATMLKEILKGLDYLHSEKKIHRDIKAANVLLSEQGDVKLADFGVAGQLTDTQIKRNTFVGTPFWMAPEVIQQSAYDSKADIWSLGITAIELAKGEPPNSDMHPMRVLFLIPKNNPPTLVGDFTKSFKEFIDACLNKDPSFRPTAKELLKHKFI
Aligned reference sequence
FTKL----------------ERIGKGS----------------FGEVFKGID--NR------------------------------------TQQVVAIKIID--LEEAEDE---------------------------IEDIQQEITVLSQC--------------------------DSSYVTKYYGSYLKGS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KLWIIMEYLGG--------------GSALDLLRA--G--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PFDEFQIATMLKEILKGLDYLHSE---------------------------------------------KKIHRDI-----KAANVLLSE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGDVKLADFGVAGQLTDTQIK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NTFVGTPFWMAPEVIQQ--------------------------------SAYD-SKADIWSLGITAIELAKG-----------------EPPNSD--------------------------------------------------MHPMRVLFLIPKN--NPPTLVGDFT-----------------------------------------------------------------------------------------------------KSFKEFIDACLNKDPSFRPT--------------AKELLKHKFI
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
FTKL----------------ERIGKG------------------GEVFKGID--NR------------------------------------TQQVVAIKIID--LEEAEDE---------------------------IEDIQQEITVLSQC--------------------------DSSYVTKYYGSYLKGS--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------KLWIIMEYLGG--------------GSALDLLRA--G--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------PFDEFQIATMLKEILKGLDYLHSE---------------------------------------------KKIHRDI-----KAANVLLSE--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QGDVKLAAFGVAGQLTDTQIK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NTFVGTPFWMAPEVIQQ--------------------------------SAYD-SKADIWSLGITAIELAKG-----------------EPPNSD--------------------------------------------------MHPMRVLFLIPKN--NPPTLVGDFT-----------------------------------------------------------------------------------------------------KSFKEFIDACLNKDPSFRPT--------------AKELLKHKFI
Activation segment
AFGVAGQLTDTQIK--R---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NTFVGTPFWMAPE
Binding pocket
ERIGKG__GEVFKVAIKIIDIQQEITVLSQCDSYVTKYYGSWIIMEYLGGGSALDLLRAYLHSEKKIHRDIKAANVLLLAAFGVA
Ligand info
Orthosteric ligand
DKI
Allosteric ligand
None
Ligand typeType1
Consensus conformation
DFG conformationout
αC-helix conformationout
Predicted activityinactive
KinaDB — structure detail · data from Browse_each_pdb_structure.csv · PDB 4FZF, Chain B