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4I50

Crystal structure of tubulin-stathmin-TTL-Epothilone A complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000226biological_processmicrotubule cytoskeleton organization
A0000278biological_processmitotic cell cycle
A0003725molecular_functiondouble-stranded RNA binding
A0003924molecular_functionGTPase activity
A0005200molecular_functionstructural constituent of cytoskeleton
A0005525molecular_functionGTP binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0005856cellular_componentcytoskeleton
A0005874cellular_componentmicrotubule
A0005881cellular_componentcytoplasmic microtubule
A0005929cellular_componentcilium
A0007017biological_processmicrotubule-based process
A0015630cellular_componentmicrotubule cytoskeleton
A0016787molecular_functionhydrolase activity
A0031625molecular_functionubiquitin protein ligase binding
A0046872molecular_functionmetal ion binding
A0071353biological_processcellular response to interleukin-4
B0000166molecular_functionnucleotide binding
B0000226biological_processmicrotubule cytoskeleton organization
B0000278biological_processmitotic cell cycle
B0001764biological_processneuron migration
B0003924molecular_functionGTPase activity
B0005200molecular_functionstructural constituent of cytoskeleton
B0005525molecular_functionGTP binding
B0005737cellular_componentcytoplasm
B0005856cellular_componentcytoskeleton
B0005874cellular_componentmicrotubule
B0007017biological_processmicrotubule-based process
B0007399biological_processnervous system development
B0015630cellular_componentmicrotubule cytoskeleton
B0046872molecular_functionmetal ion binding
B0046982molecular_functionprotein heterodimerization activity
B1902669biological_processpositive regulation of axon guidance
C0000166molecular_functionnucleotide binding
C0000226biological_processmicrotubule cytoskeleton organization
C0000278biological_processmitotic cell cycle
C0003725molecular_functiondouble-stranded RNA binding
C0003924molecular_functionGTPase activity
C0005200molecular_functionstructural constituent of cytoskeleton
C0005525molecular_functionGTP binding
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0005856cellular_componentcytoskeleton
C0005874cellular_componentmicrotubule
C0005881cellular_componentcytoplasmic microtubule
C0005929cellular_componentcilium
C0007017biological_processmicrotubule-based process
C0015630cellular_componentmicrotubule cytoskeleton
C0016787molecular_functionhydrolase activity
C0031625molecular_functionubiquitin protein ligase binding
C0046872molecular_functionmetal ion binding
C0071353biological_processcellular response to interleukin-4
D0000166molecular_functionnucleotide binding
D0000226biological_processmicrotubule cytoskeleton organization
D0000278biological_processmitotic cell cycle
D0001764biological_processneuron migration
D0003924molecular_functionGTPase activity
D0005200molecular_functionstructural constituent of cytoskeleton
D0005525molecular_functionGTP binding
D0005737cellular_componentcytoplasm
D0005856cellular_componentcytoskeleton
D0005874cellular_componentmicrotubule
D0007017biological_processmicrotubule-based process
D0007399biological_processnervous system development
D0015630cellular_componentmicrotubule cytoskeleton
D0046872molecular_functionmetal ion binding
D0046982molecular_functionprotein heterodimerization activity
D1902669biological_processpositive regulation of axon guidance
E0031110biological_processregulation of microtubule polymerization or depolymerization
F0036211biological_processprotein modification process
Functional Information from PDB Data
site_idAC1
Number of Residues27
DetailsBINDING SITE FOR RESIDUE GTP A 501
ChainResidue
AGLY10
AGLY143
AGLY144
ATHR145
AGLY146
AVAL177
AGLU183
AASN206
ATYR224
AASN228
AILE231
AGLN11
AMG502
AHOH601
AHOH606
AHOH609
AHOH610
AHOH611
AHOH612
BLYS254
AALA12
AGLN15
AASP98
AALA99
AALA100
AASN101
ASER140

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 502
ChainResidue
AGLN11
AGTP501
AHOH609
AHOH612
BLYS254

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CA A 503
ChainResidue
AASP39
ATHR41
AGLY44
AGLU55
AHOH650

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 504
ChainResidue
ATYR161
ALYS163
ALYS164

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CA A 505
ChainResidue
AHOH620
AHOH656

site_idAC6
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 506
ChainResidue
AARG105
ATHR109
AGLY410
AGLU411
AGOL507
AHOH637
BASP163
BARG253
BMES504

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 507
ChainResidue
AHIS406
AGLY410
AGOL506
BMES504

site_idAC8
Number of Residues22
DetailsBINDING SITE FOR RESIDUE GDP B 501
ChainResidue
BGLY10
BGLN11
BCYS12
BGLN15
BSER140
BGLY143
BGLY144
BTHR145
BGLY146
BVAL177
BASP179
BGLU183
BASN206
BTYR224
BASN228
BMG502
BHOH601
BHOH602
BHOH608
BHOH617
BHOH627
BHOH629

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 502
ChainResidue
BGLN11
BGDP501
BHOH609
BHOH610
BHOH614
CHOH717

site_idBC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CA B 503
ChainResidue
BGLU113

site_idBC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE MES B 504
ChainResidue
AGOL506
AGOL507
BARG158
BPRO162
BASP163
BARG164
BASN197
BASP199
BARG253

site_idBC3
Number of Residues27
DetailsBINDING SITE FOR RESIDUE GTP C 501
ChainResidue
CALA100
CASN101
CSER140
CGLY143
CGLY144
CTHR145
CGLY146
CVAL177
CGLU183
CASN206
CTYR224
CASN228
CILE231
CMG502
CHOH613
CHOH614
CHOH620
CHOH622
CHOH647
CHOH684
DLYS254
CGLY10
CGLN11
CALA12
CGLN15
CASP98
CALA99

site_idBC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG C 502
ChainResidue
CGLU71
CGTP501
CHOH613
CHOH620
CHOH622
CHOH646

site_idBC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CA C 503
ChainResidue
CASP39
CTHR41
CGLY44
CGLU55

site_idBC6
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CA C 504
ChainResidue
CGLU196

site_idBC7
Number of Residues20
DetailsBINDING SITE FOR RESIDUE GDP D 501
ChainResidue
DGLY10
DGLN11
DCYS12
DGLN15
DSER140
DGLY143
DGLY144
DTHR145
DGLY146
DVAL177
DASP179
DGLU183
DASN206
DTYR224
DASN228
DMG502
DHOH608
DHOH613
DHOH617
DHOH623

site_idBC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG D 502
ChainResidue
DGLN11
DASP179
DGDP501
DHOH616

site_idBC9
Number of Residues9
DetailsBINDING SITE FOR RESIDUE MES D 503
ChainResidue
CGLY410
CGLU411
DARG158
DPRO162
DASP163
DARG164
DASP199
DARG253
EARG112

site_idCC1
Number of Residues10
DetailsBINDING SITE FOR RESIDUE EP D 504
ChainResidue
DLEU217
DASP226
DHIS229
DPHE272
DPRO274
DLEU275
DTHR276
DARG278
DGLN281
DARG284

site_idCC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL D 505
ChainResidue
DLYS176
DVAL177
DPRO222
DTHR223
DTYR224

site_idCC3
Number of Residues16
DetailsBINDING SITE FOR RESIDUE ACP F 401
ChainResidue
FLYS74
FILE148
FGLN183
FLYS184
FTYR185
FLEU186
FLYS198
FASP200
FARG202
FTHR241
FASN242
FASP318
FGLU331
FASN333
FMG402
FMG403

site_idCC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG F 402
ChainResidue
FASP200
FARG222
FASP318
FACP401

site_idCC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG F 403
ChainResidue
FLYS74
FGLU331
FASN333
FACP401

Functional Information from PROSITE/UniProt
site_idPS00227
Number of Residues7
DetailsTUBULIN Tubulin subunits alpha, beta, and gamma signature. GGGTGSG
ChainResidueDetails
AGLY142-GLY148
BGLY142-GLY148

site_idPS00228
Number of Residues4
DetailsTUBULIN_B_AUTOREG Tubulin-beta mRNA autoregulation signal. MREI
ChainResidueDetails
BMET1-ILE4

site_idPS00563
Number of Residues10
DetailsSTATHMIN_1 Stathmin family signature 1. PRRRDpSLEE
ChainResidueDetails
EPRO40-GLU49

site_idPS01041
Number of Residues10
DetailsSTATHMIN_2 Stathmin family signature 2. AEKREHEREV
ChainResidueDetails
EALA73-VAL82

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Omega-N-methylarginine","evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"UniProtKB","id":"P68363","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"3'-nitrotyrosine","evidences":[{"source":"UniProtKB","id":"P68373","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P68373","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q13509","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P99024","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"Q3KRE8","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P99024","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by CDK1","evidences":[{"source":"UniProtKB","id":"Q9BVA1","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P07437","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues2
DetailsModified residue: {"description":"Omega-N-methylarginine","evidences":[{"source":"UniProtKB","id":"P07437","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin); alternate","evidences":[{"source":"UniProtKB","id":"P07437","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"UniProtKB","id":"P07437","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"22673903","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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