Structure of PDB 7v3x Chain J

Receptor sequence

>7v3xJ (length=468) Species: 1140 (Synechococcus elongatus PCC 7942 = FACHB-805) [Search protein sequence]

IAKMRTMIEGFDDISHGGLPIGRSTLVSGTSGTGKTLFSIQFLYNGIIEF
DEPGVFVTFEETPQDIIKNARSFGWDLAKLVDEGKLFILDASPDPEGQED
LSALIERINYAIQKYRARRVSIDSVTSVFSSVVRRELFRLVARLKQIGAT
TVMTTERIEEYGPIARYGVEEFVSDNVVILRNVLEGERRRRTLEILKLRG
TSHMKGEYPFTITDHGINIFPLGALTQRSSNVRVSSGVVRLDEMCGGGFF
KDSIILATGATGTGKTLLVSRFVENACANKERAILFAYEESRAQLLRNAY
SWGMDFEEMERQNLLKIVCAYPESAGLEDHLQIIKSEINDFKPARIAIDS
LSALARGVSNNAFRQFVIGVTGYAKQEEITGLFTNTSDQFMGAHSITDSH
ISTITDTIILLQYVEIRGEMSRAINVFKMRGSWHDKAIREFMISDKGPDI
KDSFRNFERIISGSPTRI

3D structure

PDB

7v3x Elucidation of master allostery essential for circadian clock oscillation in cyanobacteria.

Chain

Resolution

3.1 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

2.7.11.1: non-specific serine/threonine protein kinase.
3.6.4.-

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)
BS01	ATP	J	K457 M458 R459 G460 S461 W462 H463	K428 M429 R430 G431 S432 W433 H434
BS02	ATP	J	K224 R226 T228 S229 H230	K197 R199 T201 S202 H203
BS03	ATP	J	T290 G291 G293 K294 T295 W331 R451 I472	T261 G262 G264 K265 T266 W302 R422 I443
BS04	ATP	J	S48 G49 G51 K52 T53 L54 F90 R218 I239	S31 G32 G34 K35 T36 L37 F73 R191 I212

Gene Ontology

	Molecular Function
GO:0000287	magnesium ion binding
GO:0003677	DNA binding
GO:0004674	protein serine/threonine kinase activity
GO:0004712	protein serine/threonine/tyrosine kinase activity
GO:0005515	protein binding
GO:0005524	ATP binding
GO:0016787	hydrolase activity
GO:0016887	ATP hydrolysis activity
GO:0042802	identical protein binding
GO:0044024	histone H2AS1 kinase activity
GO:0046872	metal ion binding
GO:0106310	protein serine kinase activity

	Biological Process
GO:0006338	chromatin remodeling
GO:0006355	regulation of DNA-templated transcription
GO:0007623	circadian rhythm
GO:0009649	entrainment of circadian clock
GO:0016310	phosphorylation
GO:0042752	regulation of circadian rhythm
GO:0042754	negative regulation of circadian rhythm
GO:0048511	rhythmic process
GO:0070297	regulation of phosphorelay signal transduction system

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:7v3x, PDBe:7v3x, PDBj:7v3x
PDBsum	7v3x
PubMed	35427168
UniProt	Q79PF4\|KAIC_SYNE7 Circadian clock oscillator protein KaiC (Gene Name=kaiC)

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