KSR1

Protein-coding gene in the species Homo sapiens

KSR1

Available structures

PDB

Ortholog search: PDBe RCSB

List of PDB id codes
1KBE, 1KBF, 2LPE

Identifiers

Aliases

KSR1, KSR, RSU2, kinase suppressor of ras 1

External IDs

OMIM: 601132; MGI: 105051; HomoloGene: 8410; GeneCards: KSR1; OMA:KSR1 - orthologs

Gene location (Human)

Chr.	Chromosome 17 (human)^[1]

Band	17q11.2	Start	27,456,448 bp^[1]
Band	17q11.2	End	27,626,438 bp^[1]

Gene location (Mouse)

Chr.	Chromosome 11 (mouse)^[2]

Band	11 B5\|11 46.74 cM	Start	78,904,266 bp^[2]
Band	11 B5\|11 46.74 cM	End	79,037,233 bp^[2]

RNA expression pattern

Bgee

Human

Mouse (ortholog)

Top expressed in

body of pancreas

sural nerve

oocyte

right lobe of thyroid gland

canal of the cervix

left lobe of thyroid gland

gallbladder

endothelial cell

stromal cell of endometrium

secondary oocyte

Top expressed in

temporal muscle

triceps brachii muscle

digastric muscle

sternocleidomastoid muscle

quadriceps femoris muscle

vastus lateralis muscle

superior frontal gyrus

knee joint

skeletal muscle tissue

tibialis anterior muscle

More reference expression data

BioGPS


More reference expression data

Gene ontology
Molecular function	metal ion binding protein C-terminus binding protein binding ATP binding MAP-kinase scaffold activity protein kinase activity signal transducer activity mitogen-activated protein kinase kinase binding chaperone binding Hsp90 protein binding 14-3-3 protein binding
Cellular component	cytoplasm cytosol endoplasmic reticulum membrane membrane endoplasmic reticulum cell projection ruffle membrane plasma membrane protein-containing complex
Biological process	intracellular signal transduction MAPK cascade cAMP-mediated signaling protein phosphorylation Ras protein signal transduction positive regulation of MAPK cascade regulation of cell population proliferation regulation of MAP kinase activity
Sources:Amigo / QuickGO

Orthologs

Species

Human

Mouse

Entrez


8844


16706

Ensembl


ENSG00000141068


ENSMUSG00000018334

UniProt


Q8IVT5


Q61097

RefSeq (mRNA)


NM_014238 NM_001367810 NM_001394583 NM_001394584 NM_001394585


NM_013571 NM_001348207

RefSeq (protein)


NP_055053 NP_001354739


NP_001335136 NP_038599

Location (UCSC)

Chr 17: 27.46 – 27.63 Mb

Chr 11: 78.9 – 79.04 Mb

PubMed search

^[3]

^[4]

Wikidata

View/Edit Human

View/Edit Mouse

Kinase suppressor of Ras 1 is an enzyme that in humans is encoded by the KSR1 gene.^[5]^[6]

References

^ ^a ^b ^c GRCh38: Ensembl release 89: ENSG00000141068 – Ensembl, May 2017
^ ^a ^b ^c GRCm38: Ensembl release 89: ENSMUSG00000018334 – Ensembl, May 2017
^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^ Therrien M, Chang HC, Solomon NM, Karim FD, Wassarman DA, Rubin GM (Jan 1996). "KSR, a novel protein kinase required for RAS signal transduction". Cell. 83 (6): 879–88. doi:10.1016/0092-8674(95)90204-X. PMID 8521512. S2CID 16975824.
^ "Entrez Gene: KSR1 kinase suppressor of ras 1".

Goettel JA, Liang D, Hilliard VC, et al. (2011). "KSR1 is a functional protein kinase capable of serine autophosphorylation and direct phosphorylation of MEK1". Exp. Cell Res. 317 (4): 452–63. doi:10.1016/j.yexcr.2010.11.018. PMC 3038243. PMID 21144847.
Kolesnick R, Xing HR (2004). "Inflammatory bowel disease reveals the kinase activity of KSR1". J. Clin. Invest. 114 (9): 1233–7. doi:10.1172/JCI23441. PMC 524240. PMID 15520853.
Xing HR, Lozano J, Kolesnick R (2000). "Epidermal growth factor treatment enhances the kinase activity of kinase suppressor of Ras". J. Biol. Chem. 275 (23): 17276–80. doi:10.1074/jbc.C900989199. PMID 10764733.
Roy F, Therrien M (2002). "MAP kinase module: the Ksr connection". Curr. Biol. 12 (9): R325–7. Bibcode:2002CBio...12.R325R. doi:10.1016/S0960-9822(02)00831-X. PMID 12007434. S2CID 17763459.
Strausberg RL, Feingold EA, Grouse LH, et al. (2003). "Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences". Proc. Natl. Acad. Sci. U.S.A. 99 (26): 16899–903. Bibcode:2002PNAS...9916899M. doi:10.1073/pnas.242603899. PMC 139241. PMID 12477932.
Matheny SA, Chen C, Kortum RL, et al. (2004). "Ras regulates assembly of mitogenic signalling complexes through the effector protein IMP". Nature. 427 (6971): 256–60. Bibcode:2004Natur.427..256M. doi:10.1038/nature02237. PMID 14724641. S2CID 4416552.
Gerhard DS, Wagner L, Feingold EA, et al. (2004). "The Status, Quality, and Expansion of the NIH Full-Length cDNA Project: The Mammalian Gene Collection (MGC)". Genome Res. 14 (10B): 2121–7. doi:10.1101/gr.2596504. PMC 528928. PMID 15489334.
Kim M, Yan Y, Kortum RL, et al. (2005). "Expression of kinase suppressor of Ras1 enhances cisplatin-induced extracellular signal-regulated kinase activation and cisplatin sensitivity". Cancer Res. 65 (10): 3986–92. doi:10.1158/0008-5472.CAN-03-2334. PMID 15899786.
Zody MC, Garber M, Adams DJ, et al. (2006). "DNA sequence of human chromosome 17 and analysis of rearrangement in the human lineage". Nature. 440 (7087): 1045–9. Bibcode:2006Natur.440.1045Z. doi:10.1038/nature04689. PMC 2610434. PMID 16625196.
Wang X, Wang TT, White JH, Studzinski GP (2006). "Induction of kinase suppressor of RAS-1(KSR-1) gene by1, α25-dihydroxyvitamin D3 in human leukemia HL60 cells through a vitamin D response element in the 5′-flanking region". Oncogene. 25 (53): 7078–85. doi:10.1038/sj.onc.1209697. PMC 2843694. PMID 16732322.
Olsen JV, Blagoev B, Gnad F, et al. (2006). "Global, in vivo, and site-specific phosphorylation dynamics in signaling networks". Cell. 127 (3): 635–48. doi:10.1016/j.cell.2006.09.026. PMID 17081983. S2CID 7827573.

PDB gallery

1kbe: Solution structure of the cysteine-rich C1 domain of Kinase Suppressor of Ras
1kbf: Solution Structure of the Cysteine-Rich C1 Domain of Kinase Suppressor of Ras

Kinases: Serine/threonine-specific protein kinases (EC 2.7.11-12)

Serine/threonine-specific protein kinases (EC 2.7.11.1-EC 2.7.11.20)

Non-specific serine/threonine protein kinases (EC 2.7.11.1)	LATS1 LATS2 MAST1 MAST2 STK38 STK38L CIT ROCK1 SGK SGK2 SGK3 Protein kinase B AKT1 AKT2 AKT3 Ataxia telangiectasia mutated mTOR EIF-2 kinases PKR HRI EIF2AK3 EIF2AK4 Wee1 WEE1
Pyruvate dehydrogenase kinase (EC 2.7.11.2)	PDK1 PDK2 PDK3 PDK4
Dephospho-(reductase kinase) kinase (EC 2.7.11.3)	AMP-activated protein kinase α PRKAA1 PRKAA2 β PRKAB1 PRKAB2 γ PRKAG1 PRKAG2 PRKAG3
3-methyl-2-oxobutanoate dehydrogenase (acetyl-transferring) kinase (EC 2.7.11.4)	BCKDK BCKDHA BCKDHB
(isocitrate dehydrogenase (NADP+)) kinase (EC 2.7.11.5)	IDH2 IDH3A IDH3B IDH3G
(tyrosine 3-monooxygenase) kinase (EC 2.7.11.6)	STK4
Myosin-heavy-chain kinase (EC 2.7.11.7)	Aurora kinase Aurora A kinase Aurora B kinase Aurora C kinase
Fas-activated serine/threonine kinase (EC 2.7.11.8)	FASTK STK10
Goodpasture-antigen-binding protein kinase (EC 2.7.11.9)	-
IκB kinase (EC 2.7.11.10)	CHUK IKK2 TBK1 IKBKE IKBKG IKBKAP
cAMP-dependent protein kinase (EC 2.7.11.11)	Protein kinase A PRKACG PRKACB PRKACA PRKY
cGMP-dependent protein kinase (EC 2.7.11.12)	Protein kinase G PRKG1
Protein kinase C (EC 2.7.11.13)	Protein kinase C Protein kinase Cζ PKC alpha PRKCB1 PRKCD PRKCE PRKCH PRKCG PRKCI PRKCQ Protein kinase N1 PKN2 PKN3
Rhodopsin kinase (EC 2.7.11.14)	Rhodopsin kinase
Beta adrenergic receptor kinase (EC 2.7.11.15)	Beta adrenergic receptor kinase Beta adrenergic receptor kinase-2
G-protein coupled receptor kinases (EC 2.7.11.16)	GRK4 GRK5 GRK6
Ca2+/calmodulin-dependent (EC 2.7.11.17)	BRSK2 CAMK1 CAMK1A CAMK1B CAMK1D CAMK1G CAMK2 CAMK2A CAMK2B CAMK2D CAMK2G CAMK4 MLCK CASK CHEK1 CHEK2 DAPK1 DAPK2 DAPK3 STK11 MAPKAPK2 MAPKAPK3 MAPKAPK5 MARK1 MARK2 MARK3 MARK4 MELK MKNK1 MKNK2 NUAK1 NUAK2 OBSCN PASK PHKG1 PHKG2 PIM1 PIM2 PKD1 PRKD2 PRKD3 PSKH1 SNF1LK2 KIAA0999 STK40 SNF1LK SNRK SPEG TSSK2 Kalirin TRIB1 TRIB2 TRIB3 TRIO Titin DCLK1
Myosin light-chain kinase (EC 2.7.11.18)	MYLK MYLK2 MYLK3 MYLK4
Phosphorylase kinase (EC 2.7.11.19)	PHKA1 PHKA2 PHKB PHKG1 PHKG2
Elongation factor 2 kinase (EC 2.7.11.20)	EEF2K STK19
Polo kinase (EC 2.7.11.21)	PLK1 PLK2 PLK3 PLK4

Serine/threonine-specific protein kinases (EC 2.7.11.21-EC 2.7.11.30)

Polo kinase (EC 2.7.11.21)	PLK1 PLK2 PLK3 PLK4
Cyclin-dependent kinase (EC 2.7.11.22)	CDK1 CDK2 CDKL2 CDK3 CDK4 CDK5 CDKL5 CDK6 CDK7 CDK8 CDK9 CDK10 CDK12 CDC2L5 PCTK1 PCTK2 PCTK3 PFTK1 CDC2L1
(RNA-polymerase)-subunit kinase (EC 2.7.11.23)	RPS6KA5 RPS6KA4 P70S6 kinase P70-S6 Kinase 1 RPS6KB2 RPS6KA2 RPS6KA3 RPS6KA1 RPS6KC1
Mitogen-activated protein kinase (EC 2.7.11.24)	Extracellular signal-regulated MAPK1 MAPK3 MAPK4 MAPK6 MAPK7 MAPK12 MAPK15 C-Jun N-terminal MAPK8 MAPK9 MAPK10 P38 mitogen-activated protein MAPK11 MAPK13 MAPK14
MAP3K (EC 2.7.11.25)	MAP kinase kinase kinases MAP3K1 MAP3K2 MAP3K3 MAP3K4 MAP3K5 MAP3K6 MAP3K7 MAP3K8 RAFs ARAF BRAF KSR1 KSR2 MLKs MAP3K12 MAP3K13 MAP3K9 MAP3K10 MAP3K11 MAP3K7 ZAK CDC7 MAP3K14
Tau-protein kinase (EC 2.7.11.26)	TPK1 TTK GSK-3
(acetyl-CoA carboxylase) kinase (EC 2.7.11.27)	-
Tropomyosin kinase (EC 2.7.11.28)	-
Low-density-lipoprotein receptor kinase (EC 2.7.11.29)	-
Receptor protein serine/threonine kinase (EC 2.7.11.30)	Bone morphogenetic protein receptors BMPR1 BMPR1A BMPR1B BMPR2 ACVR1 ACVR1B ACVR1C ACVR2A ACVR2B ACVRL1 Anti-Müllerian hormone receptor

Dual-specificity kinases (EC 2.7.12)

MAP2K	MAP2K1 MAP2K2 MAP2K3 MAP2K4 MAP2K5 MAP2K6 MAP2K7

v t e Enzymes
Activity	Active site Binding site Catalytic triad Oxyanion hole Enzyme promiscuity Diffusion-limited enzyme Cofactor Enzyme catalysis
Regulation	Allosteric regulation Cooperativity Enzyme inhibitor Enzyme activator
Classification	EC number Enzyme superfamily Enzyme family List of enzymes
Kinetics	Enzyme kinetics Eadie–Hofstee diagram Hanes–Woolf plot Lineweaver–Burk plot Michaelis–Menten kinetics
Types	EC1 Oxidoreductases (list) EC2 Transferases (list) EC3 Hydrolases (list) EC4 Lyases (list) EC5 Isomerases (list) EC6 Ligases (list) EC7 Translocases (list)