4YJR Chain A
Tyrosine-protein kinase SYK (SYK)
Active — 95.8%DFG-inαC-inType1 · 4DJ
Resolution
1.32 Å
R-value
0.157
Predicted activity confidence95.8%
Structure info
Alternate conformationA
Missing atoms0
Missing residues5
Salt bridge (KinCore)Saltbr-out
Sequence info
PDB sequence
YLDRKLLTLEDKELGTVKKGYYQMKKVVKTVAVKILKNEANDPALKDELLAEANVMQQLDNPYIVRMIGICEAESWMLVMEMAELGPLNKYLQQNRHVKDKNIIELVHQVSMGMKYLEESNFVHRDLAARNVLLVTQHYAKISDFGLSKALRADENKAQTHGKWPVKWYAPECINYYKFSSKSDVWSFGVLMWEAFSYGQKPYRGMKGSEVTAMLEKGERMGCPAGCPREMYDLMNLCWTYDVENRPGFAAVELRLRNYYYDV
UniProt reference sequence
LTLEDKELGSGNFGTVKKGYYQMKKVVKTVAVKILKNEANDPALKDELLAEANVMQQLDNPYIVRMIGICEAESWMLVMEMAELGPLNKYLQQNRHVKDKNIIELVHQVSMGMKYLEESNFVHRDLAARNVLLVTQHYAKISDFGLSKALRADENYYKAQTHGKWPVKWYAPECINYYKFSSKSDVWSFGVLMWEAFSYGQKPYRGMKGSEVTAMLEKGERMGCPAGCPREMYDLMNLCWTYDVENRPGFAAVELRLRN
Aligned reference sequence
LTLE--D-------------KELGSGN----------------FGTVKKGYY--QMKK----------------------------------VVKTVAVKILK--NEANDPAL--------------------------KDELLAEANVMQQL--------------------------DNPYIVRMIGICEAE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------SWMLVMEMAEL--------------GPLNKYLQQ--NR-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HVKDKNIIELVHQVSMGMKYLEES---------------------------------------------NFVHRDL-----AARNVLLVT--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QHYAKISDFGLSKALRADENY--YKAQ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------THGKWPVKWYAPECINY--------------------------------YKFS-SKSDVWSFGVLMWEAFSY--G--------------QKPYRG--------------------------------------------------MKGSEVTAMLEKG--ERMGCPAGCP-----------------------------------------------------------------------------------------------------REMYDLMNLCWTYDVENRPG--------------FAAVELRLRN
Shaded segments mark residues present in the UniProt reference but not resolved in this structure.
Projected alignment
LTLE--D-------------KEL---------------------GTVKKGYY--QMKK----------------------------------VVKTVAVKILK--NEANDPAL--------------------------KDELLAEANVMQQL--------------------------DNPYIVRMIGICEAE---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------SWMLVMEMAEL--------------GPLNKYLQQ--NR-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HVKDKNIIELVHQVSMGMKYLEES---------------------------------------------NFVHRDL-----AARNVLLVT--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------QHYAKISDFGLSKALRADEN----KAQ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------THGKWPVKWYAPECINY--------------------------------YKFS-SKSDVWSFGVLMWEAFSY--G--------------QKPYRG--------------------------------------------------MKGSEVTAMLEKG--ERMGCPAGCP-----------------------------------------------------------------------------------------------------REMYDLMNLCWTYDVENRPG--------------FAAVELRLRN
Activation segment
DFGLSKALRADEN----KAQ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------THGKWPVKWYAPE
Binding pocket
KELG_____TVKKVAVKILELLAEANVMQQLDPYIVRMIGIMLVMEMAELGPLNKYLQQYLEESNFVHRDLAARNVLLISDFGLS
Ligand info
Orthosteric ligand
4DJ
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 4YJR, Chain A