Other Species / Isoforms
  Chk1 (mouse)      LTP 

LTP (Low Throughput Papers) : The number of records in which this modification site was determined using methods other than discovery mass spectrometry.

  HTP 

HTP (High Throughput Papers): The number of records in which this modification site was assigned using ONLY proteomic discovery mass spectrometry.

 
K43
AVKIVDMKRAIDCPE
0 1
Chk1 (human) AVKIVDMkRAVDCPE K43-ub
Chk1 (mouse) AVKIVDMKRAIDCPE K43
Chk1 (rat) AVKIVDMKRAIDCPE K43
Chk1 (chicken) AVKIVDMKRAADCPE K43
K53
IDCPENIKKEICINK
0 1
Chk1 (human) VDCPENIkkEICINk K53-ac
Chk1 (mouse) IDCPENIKKEICINK K53
Chk1 (rat) IDCPENIKKEICINK K53
Chk1 (chicken) ADCPENIKKEICINK K53
K53
IDCPENIKKEICINK
0 1
Chk1 (human) VDCPENIkkEICINk K53-ub
Chk1 (mouse) IDCPENIKKEICINK K53
Chk1 (rat) IDCPENIKKEICINK K53
Chk1 (chicken) ADCPENIKKEICINK K53
K54
DCPENIKKEICINKM
0 1
Chk1 (human) DCPENIkkEICINkM K54-ub
Chk1 (mouse) DCPENIKKEICINKM K54
Chk1 (rat) DCPENIKKEICINKM K54
Chk1 (chicken) DCPENIKKEICINKM K54
K60
KKEICINKMLSHENV
0 2
Chk1 (human) kkEICINkMLNHENV K60-ub
Chk1 (mouse) KKEICINKMLSHENV K60
Chk1 (rat) KKEICINKMLNHENV K60
Chk1 (chicken) KKEICINKMLNHENV K60
K132
GITHRDIKPENLLLD
1 2
Chk1 (human) GITHRDIkPENLLLD K132-ub
Chk1 (mouse) GITHRDIKPENLLLD K132
Chk1 (rat) GITHRDIKPENLLLD K132
Chk1 (chicken) GITHRDLKPENLLLD K132
K145
LDERDNLKISDFGLA
0 2
Chk1 (human) LDERDNLkISDFGLA K145-ub
Chk1 (mouse) LDERDNLKISDFGLA K145
Chk1 (rat) LDERDNLKISDFGLA K145
Chk1 (chicken) LDERDNLKISDFGLA K145
K166
NRERLLNKMCGTLPY
0 2
Chk1 (human) NRERLLNkMCGTLPY K166-ub
Chk1 (mouse) NRERLLNKMCGTLPY K166
Chk1 (rat) NRERLLNKMCGTLPY K166
Chk1 (chicken) GRERLLNKMCGTLPY K166
K180
YVAPELLKRKEFHAE
0 2
Chk1 (human) YVAPELLkRREFHAE K180-ub
Chk1 (mouse) YVAPELLKRKEFHAE K180
Chk1 (rat) YVAPELLKRKEFHAE K180
Chk1 (chicken) YVAPELLRRPEFRAE R180
K225
YSDWKEKKTYLNPWK
0 2
Chk1 (human) YSDWKEKkTYLNPWK K225-ub
Chk1 (mouse) YSDWKEKKTYLNPWK K225
Chk1 (rat) YSDWKEKKTYLNPWK K225
Chk1 (chicken) YSDWKERKTYLAPWR K225
K233
TYLNPWKKIDSAPLA
0 2
Chk1 (human) TYLNPWKkIDSAPLA K233-ub
Chk1 (mouse) TYLNPWKKIDSAPLA K233
Chk1 (rat) TYLNPWKKIDSAPLA K233
Chk1 (chicken) TYLAPWRKIDSAPLA K233
K244
APLALLHKILVETPS
0 3
Chk1 (human) APLALLHkILVENPS K244-ub
Chk1 (mouse) APLALLHKILVETPS K244
Chk1 (rat) APLALLHKILVENPS K244
Chk1 (chicken) APLALLHKILTENPT K244
K267
KKDRWYNKPLNRGAK
0 1
Chk1 (human) KKDRWYNkPLKKGAK K267-ub
Chk1 (mouse) KKDRWYNKPLNRGAK K267
Chk1 (rat) KKDRWYNKPLNRGAK K267
Chk1 (chicken) KKDRWYCRPLKKGTK R267
T279
GAKRPRATsGGMSEs
0 15
Chk1 (human) GAKRPRVtsGGVsEs T279-p
Chk1 (mouse) GAKRPRATsGGMSEs T279
Chk1 (rat) GAKRPRATSGGMSES T279
Chk1 (chicken) GTKRGRVSSGGVTEs S279
S280-p
AKRPRATsGGMSEsS
11 170
Chk1 (human)
S280-p
Chk1 (human) AKRPRVtsGGVsEsP S280-p
Chk1 (mouse) AKRPRATsGGMSEsS S280-p
Chk1 (rat) AKRPRATSGGMSESS S280
Chk1 (chicken) TKRGRVSSGGVTEsP S280
S284
RATsGGMSEsSSGFS
0 13
Chk1 (human) RVtsGGVsEsPsGFs S284-p
Chk1 (mouse) RATsGGMSEsSSGFS S284
Chk1 (rat) RATSGGMSESSSGFS S284
Chk1 (chicken) RVSSGGVTEsPGALP T284
S286-p
TsGGMSEsSSGFSKH
Upstream
Downstream
5 25
Effects on Modified Protein
  • intracellular localization
Putative in vivo kinases:
  • CDK1 (human)
Chk1 (human) tsGGVsEsPsGFskH S286-p
Chk1 (mouse) TsGGMSEsSSGFSKH S286-p
Chk1 (rat) TSGGMSESSSGFSKH S286
Chk1 (chicken) SSGGVTEsPGALPKH S286-p
S288
GGMSEsSSGFSKHIH
0 7
Chk1 (human) GGVsEsPsGFskHIQ S288-p
Chk1 (mouse) GGMSEsSSGFSKHIH S288
Chk1 (rat) GGMSESSSGFSKHIH S288
Chk1 (chicken) GGVTEsPGALPKHIR G288
S291
SEsSSGFSKHIHsNL
0 4
Chk1 (human) sEsPsGFskHIQsNL S291-p
Chk1 (mouse) SEsSSGFSKHIHsNL S291
Chk1 (rat) SESSSGFSKHIHSNL S291
Chk1 (chicken) TEsPGALPKHIRSDT P291
K292
EsSSGFSKHIHsNLD
0 3
Chk1 (human) EsPsGFskHIQsNLD K292-ub
Chk1 (mouse) EsSSGFSKHIHsNLD K292
Chk1 (rat) ESSSGFSKHIHSNLD K292
Chk1 (chicken) EsPGALPKHIRSDTD K292
S296-p
GFSKHIHsNLDFsPV
19 25
Chk1 (human)
S296-p
Chk1 (mouse)
S296-p
Chk1 (rat)
S296-p
Chk1 (human) GFskHIQsNLDFsPV S296-p
Chk1 (mouse) GFSKHIHsNLDFsPV S296-p
Chk1 (rat) GFSKHIHSNLDFSPI S296
Chk1 (chicken) ALPKHIRSDTDFsPV S296
S301-p
IHsNLDFsPVNNGSs
Upstream
Downstream
5 26
Effects on Modified Protein
  • intracellular localization
Putative in vivo kinases:
  • CDK1 (human)
Chk1 (human) IQsNLDFsPVNsAss S301-p
Chk1 (mouse) IHsNLDFsPVNNGSs S301-p
Chk1 (rat) IHSNLDFSPINSGSS S301
Chk1 (chicken) IRSDTDFsPVKSALG S301-p
N305
LDFsPVNNGSsEETV
0 6
Chk1 (human) LDFsPVNsAssEENV S305-p
Chk1 (mouse) LDFsPVNNGSsEETV N305
Chk1 (rat) LDFSPINSGSSEENV S305
Chk1 (chicken) TDFsPVKSALGEDKA S305
S307
FsPVNNGSsEETVKF
0 2
Chk1 (human) FsPVNsAssEENVkY S307-p
Chk1 (mouse) FsPVNNGSsEETVKF S307
Chk1 (rat) FSPINSGSSEENVKF S307
Chk1 (chicken) FsPVKSALGEDKASY L307
S308-p
sPVNNGSsEETVKFs
0 4
Chk1 (human) sPVNsAssEENVkYs S308-p
Chk1 (mouse) sPVNNGSsEETVKFs S308-p
Chk1 (rat) SPINSGSSEENVKFS S308
Chk1 (chicken) sPVKSALGEDKASYS G308
K313
GSsEETVKFsSsQPE
0 4
Chk1 (human) AssEENVkYsssQPE K313-ub
Chk1 (mouse) GSsEETVKFsSsQPE K313
Chk1 (rat) GSSEENVKFSSSQPE K313
Chk1 (chicken) ALGEDKASYSTSQPE S313
S315-p
sEETVKFsSsQPEPR
0 1
Chk1 (human) sEENVkYsssQPEPR S315-p
Chk1 (mouse) sEETVKFsSsQPEPR S315-p
Chk1 (rat) SEENVKFSSSQPEPR S315
Chk1 (chicken) GEDKASYSTSQPEPG S315
S316
EETVKFsSsQPEPRT
0 2
Chk1 (human) EENVkYsssQPEPRT S316-p
Chk1 (mouse) EETVKFsSsQPEPRT S316
Chk1 (rat) EENVKFSSSQPEPRT S316
Chk1 (chicken) EDKASYSTSQPEPGT T316
S317-p
ETVKFsSsQPEPRTG
Upstream
Downstream
82 27
Chk1 (human)
S317-p
Chk1 (mouse)
S317-p
Effects on Modified Protein
  • intracellular localization
Effects on Biological Processes:
  • cell cycle regulation
Regulatory protein:
  • ATR (mouse)
  • RICTOR (mouse)
  • TREX1 (mouse)
view more >
Treatment
  • hydroxyurea
  • ionizing_radiation
  • serum
  • siRNA
  • UV
view more >
Chk1 (human) ENVkYsssQPEPRTG S317-p
Chk1 (mouse) ETVKFsSsQPEPRTG S317-p
Chk1 (rat) ENVKFSSSQPEPRTG S317
Chk1 (chicken) DKASYSTSQPEPGTG S317
T330
TGLSLWDTGPSNVDK
0 1
Chk1 (human) TGLSLWDtsPsYIDK T330-p
Chk1 (mouse) TGLSLWDTGPSNVDK T330
Chk1 (rat) TGLSLWDTGPSNVDK T330
Chk1 (chicken) TGGALWDSSTGSIDR S330
G331
GLSLWDTGPSNVDKL
0 8
Chk1 (human) GLSLWDtsPsYIDKL S331-p
Chk1 (mouse) GLSLWDTGPSNVDKL G331
Chk1 (rat) GLSLWDTGPSNVDKL G331
Chk1 (chicken) GGALWDSSTGSIDRL S331
S333
SLWDTGPSNVDKLVQ
0 3
Chk1 (human) SLWDtsPsYIDKLVQ S333-p
Chk1 (mouse) SLWDTGPSNVDKLVQ S333
Chk1 (rat) SLWDTGPSNVDKLVQ S333
Chk1 (chicken) ALWDSSTGSIDRLVQ G333
S343
DKLVQGISFsQPTCP
0 3
Chk1 (human) DKLVQGIsFsQPtCP S343-p
Chk1 (mouse) DKLVQGISFsQPTCP S343
Chk1 (rat) DKLVQGISFSQPTCP S343
Chk1 (chicken) DRLVQGISFsQPACP S343
S345-p
LVQGISFsQPTCPEH
Upstream
Downstream
148 15
Chk1 (human)
S345-p
Chk1 (mouse)
S345-p
Chk1 (rat)
S345-p
Effects on Modified Protein
  • intracellular localization
Effects on Biological Processes:
  • apoptosis, altered
  • cell cycle regulation
Regulatory protein:
  • Abl (mouse)
  • Akt1 (mouse)
  • ATM (mouse)
  • ATR (mouse)
  • CDT1 (human)
  • EXO1 (mouse)
  • JNK2 (mouse)
  • MAPKAPK2 (mouse)
  • MDM2 (mouse)
  • POT1 (mouse)
  • PPP5C (mouse)
  • PTPN2 (human)
view more >
Treatment
  • adriamycin
  • aphidicolin
  • caffeine
  • cisplatin
  • CPT
  • delayed chromosome replication timing
  • etoposide
  • hydroxyurea
  • ionizing_radiation
  • MMS
  • serum
  • siRNA
  • teriflunomide
  • thymidine
  • UV
view more >
Chk1 (human) LVQGIsFsQPtCPDH S345-p
Chk1 (mouse) LVQGISFsQPTCPEH S345-p
Chk1 (rat) LVQGISFSQPTCPDH S345
Chk1 (chicken) LVQGISFsQPACPEH S345-p
T348
GISFsQPTCPEHMLV
0 6
Chk1 (human) GIsFsQPtCPDHMLL T348-p
Chk1 (mouse) GISFsQPTCPEHMLV T348
Chk1 (rat) GISFSQPTCPDHMLV T348
Chk1 (chicken) GISFsQPACPEHMLL A348
S357
PEHMLVNSQLLGTPG
0 8
Chk1 (human) PDHMLLNsQLLGtPG S357-p
Chk1 (mouse) PEHMLVNSQLLGTPG S357
Chk1 (rat) PDHMLVNSQLLGTPG S357
Chk1 (chicken) PEHMLLNSQLLGTPG S357
T362
VNSQLLGTPGSSQNP
0 13
Chk1 (human) LNsQLLGtPGssQNP T362-p
Chk1 (mouse) VNSQLLGTPGSSQNP T362
Chk1 (rat) VNSQLLGTPGSSQNP T362
Chk1 (chicken) LNSQLLGTPGSSQSP T362
S365
QLLGTPGSSQNPWQR
0 2
Chk1 (human) QLLGtPGssQNPWQR S365-p
Chk1 (mouse) QLLGTPGSSQNPWQR S365
Chk1 (rat) QLLGTPGSSQNPWQR S365
Chk1 (chicken) QLLGTPGSSQSPWQR S365
S366
LLGTPGSSQNPWQRL
0 1
Chk1 (human) LLGtPGssQNPWQRL S366-p
Chk1 (mouse) LLGTPGSSQNPWQRL S366
Chk1 (rat) LLGTPGSSQNPWQRL S366
Chk1 (chicken) LLGTPGSSQSPWQRL S366
T378
QRLVKRMTRFFTKLD
1 0
Chk1 (human) QRLVKRMtRFFtkLD T378-p
Chk1 (mouse) QRLVKRMTRFFTKLD T378
Chk1 (rat) QRLVKRMTRFFTKLD T378
Chk1 (chicken) QRLVRRMTRFFTKLD T378
T382
KRMTRFFTKLDADKS
1 0
Chk1 (human) KRMtRFFtkLDADks T382-p
Chk1 (mouse) KRMTRFFTKLDADKS T382
Chk1 (rat) KRMTRFFTKLDADKS T382
Chk1 (chicken) RRMTRFFTKLDADGS T382
K383
RMTRFFTKLDADKSY
0 3
Chk1 (human) RMtRFFtkLDADksY K383-ub
Chk1 (mouse) RMTRFFTKLDADKSY K383
Chk1 (rat) RMTRFFTKLDADKSY K383
Chk1 (chicken) RMTRFFTKLDADGSY K383
K388
FTKLDADKSYQCLKE
0 2
Chk1 (human) FtkLDADksYQCLKE K388-ub
Chk1 (mouse) FTKLDADKSYQCLKE K388
Chk1 (rat) FTKLDADKSYQCLKE K388
Chk1 (chicken) FTKLDADGSYRSLRD G388
S389
TKLDADKSYQCLKET
0 1
Chk1 (human) tkLDADksYQCLKET S389-p
Chk1 (mouse) TKLDADKSYQCLKET S389
Chk1 (rat) TKLDADKSYQCLKET S389
Chk1 (chicken) TKLDADGSYRSLRDV S389
K399
CLKETFEKLGYQWKK
0 5
Chk1 (human) CLKETCEkLGYQWKK K399-ub
Chk1 (mouse) CLKETFEKLGYQWKK K399
Chk1 (rat) CLKETFEKLGYQWKK K399
Chk1 (chicken) SLRDVCEKMGYGWKQ K399
S407
LGYQWKKSCMNQVTV
0 1
Chk1 (human) LGYQWKKsCMNQVTI S407-p
Chk1 (mouse) LGYQWKKSCMNQVTV S407
Chk1 (rat) LGYQWKKSCMNQVTV S407
Chk1 (chicken) MGYGWKQSCTNQVTI S407
K423
TTDRRNNKLIFKINL
0 1
Chk1 (human) TTDRRNNkLIFKVNL K423-ub
Chk1 (mouse) TTDRRNNKLIFKINL K423
Chk1 (rat) TMDRRNNKLIFKINL K423
Chk1 (chicken) TTDRRNNKLIFKVNL K423
K436
NLVEMDEKILVDFRL
2 1
Chk1 (human) NLLEMDDkILVDFRL K436-ub
Chk1 (mouse) NLVEMDEKILVDFRL K436
Chk1 (rat) NLVEMDEKILVDFRL K436
Chk1 (chicken) NLLEMESRILVDFRL R436
K445
LVDFRLSKGDGLEFK
0 2
Chk1 (human) LVDFRLSkGDGLEFk K445-ub
Chk1 (mouse) LVDFRLSKGDGLEFK K445
Chk1 (rat) LVDFRLSKGDGLEFK K445
Chk1 (chicken) LVDFRLSKGDGLEFK K445
K452
KGDGLEFKRHFLKIK
0 2
Chk1 (human) kGDGLEFkRHFLKIK K452-ac
Chk1 (mouse) KGDGLEFKRHFLKIK K452
Chk1 (rat) KGDGLEFKRHFLKIK K452
Chk1 (chicken) KGDGLEFKRHFLKIK K452
K452
KGDGLEFKRHFLKIK
0 1
Chk1 (human) kGDGLEFkRHFLKIK K452-ub
Chk1 (mouse) KGDGLEFKRHFLKIK K452
Chk1 (rat) KGDGLEFKRHFLKIK K452
Chk1 (chicken) KGDGLEFKRHFLKIK K452
K461
HFLKIKGKLsDVVSS
0 2
Chk1 (human) HFLKIKGkLIDIVss K461-ub
Chk1 (mouse) HFLKIKGKLsDVVSS K461
Chk1 (rat) HFLKIKGKLSDIVSS K461
Chk1 (chicken) HFLKIKGKLSDVVST K461
S463-p
LKIKGKLsDVVSSQK
0 3
Chk1 (human) LKIKGkLIDIVssQK I463
Chk1 (mouse) LKIKGKLsDVVSSQK S463-p
Chk1 (rat) LKIKGKLSDIVSSQK S463
Chk1 (chicken) LKIKGKLSDVVSTQK S463
S467
GKLsDVVSSQKVWFP
0 4
Chk1 (human) GkLIDIVssQKIWLP S467-p
Chk1 (mouse) GKLsDVVSSQKVWFP S467
Chk1 (rat) GKLSDIVSSQKVWFP S467
Chk1 (chicken) GKLSDVVSTQKVWLP S467
S468
KLsDVVSSQKVWFPV
0 4
Chk1 (human) kLIDIVssQKIWLPA S468-p
Chk1 (mouse) KLsDVVSSQKVWFPV S468
Chk1 (rat) KLSDIVSSQKVWFPV S468
Chk1 (chicken) KLSDVVSTQKVWLPP T468