Structure of PDB 1cdk Chain B

Receptor sequence

>1cdkB (length=343) Species: 9823 (Sus scrofa) [Search protein sequence]

KGSEQESVKEFLAKAKEDFLKKWENPAQNTAHLDQFERIKTLGTGSFGRV
MLVKHKETGNHFAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLE
YSFKDNSNLYMVMEYVPGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEYL
HSLDLIYRDLKPENLLIDQQGYIQVTDFGFAKRVKGRTWTLCGTPEYLAP
EIILSKGYNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIVSGKVRF
PSHFSSDLKDLLRNLLQVDLTKRFGNLKDGVNDIKNHKWFATTDWIAIYQ
RKVEAPFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFSEF

3D structure

PDB

1cdk Phosphotransferase and substrate binding mechanism of the cAMP-dependent protein kinase catalytic subunit from porcine heart as deduced from the 2.0 A structure of the complex with Mn2+ adenylyl imidodiphosphate and inhibitor peptide PKI(5-24).

Chain

Resolution

2.0 Å

3D
structure

Catalytic site residues are labeled in the structure
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Enzymatic activity

Catalytic site (original residue number in PDB)	N171 D184
Catalytic site (residue number reindexed from 1)	N164 D177
Enzyme Commision number	2.7.11.11: cAMP-dependent protein kinase.

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	peptide	B	T51 S53 F54 E127 F129 R133 K168 P169 E170 F187 G200 T201 P202 E203 E230 Y235 P236 F239 D241 I246 Y330	T44 S46 F47 E120 F122 R126 K161 P162 E163 F180 G193 T194 P195 E196 E223 Y228 P229 F232 D234 I239 Y323
BS02	MN	B	N171 D184	N164 D177
BS03	ANP	B	G50 G52 S53 F54 V57 A70 K72 M120 E127 K168 N171 L173 T183 D184 F327	G43 G45 S46 F47 V50 A63 K65 M113 E120 K161 N164 L166 T176 D177 F320

Gene Ontology

	Molecular Function
GO:0004672	protein kinase activity
GO:0004674	protein serine/threonine kinase activity
GO:0004679	AMP-activated protein kinase activity
GO:0004691	cAMP-dependent protein kinase activity
GO:0005524	ATP binding
GO:0034237	protein kinase A regulatory subunit binding
GO:0106310	protein serine kinase activity

	Biological Process
GO:0006468	protein phosphorylation
GO:0010737	protein kinase A signaling
GO:0016310	phosphorylation
GO:0034605	cellular response to heat
GO:1904145	negative regulation of meiotic cell cycle process involved in oocyte maturation
GO:1904262	negative regulation of TORC1 signaling

	Cellular Component
GO:0001669	acrosomal vesicle
GO:0005634	nucleus
GO:0005737	cytoplasm
GO:0005739	mitochondrion
GO:0005829	cytosol
GO:0005886	plasma membrane
GO:0005952	cAMP-dependent protein kinase complex
GO:0036126	sperm flagellum
GO:0042585	germinal vesicle
GO:0048471	perinuclear region of cytoplasm

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Molecular Function

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Cellular Component

External links

PDB	RCSB:1cdk, PDBe:1cdk, PDBj:1cdk
PDBsum	1cdk
PubMed	8384554
UniProt	P36887\|KAPCA_PIG cAMP-dependent protein kinase catalytic subunit alpha (Gene Name=PRKACA)

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