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6EIX

Crystal structure of the kinase domain of the Q207E mutant of ACVR1 (ALK2) in complex with a 2-aminopyridine inhibitor K02288

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0004675molecular_functiontransmembrane receptor protein serine/threonine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
A0007178biological_processcell surface receptor protein serine/threonine kinase signaling pathway
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues16
Detailsbinding site for residue A3F A 601
ChainResidue
AALA233
AASP293
ALYS340
AASN341
ALEU343
AEDO604
AEDO607
AHOH728
ALYS235
ALEU263
ALEU281
ATHR283
AHIS284
AHIS286
AGLY289
ASER290

site_idAC2
Number of Residues4
Detailsbinding site for residue EDO A 602
ChainResidue
ATHR209
ALEU210
AGLN480
AASN481

site_idAC3
Number of Residues5
Detailsbinding site for residue EDO A 603
ChainResidue
APHE431
AASP433
AARG454
APRO455
AHOH721

site_idAC4
Number of Residues8
Detailsbinding site for residue EDO A 604
ChainResidue
AASP293
ALYS497
AILE498
ASER501
AA3F601
AEDO607
AHOH702
AHOH707

site_idAC5
Number of Residues6
Detailsbinding site for residue EDO A 605
ChainResidue
AILE321
ALYS400
ATHR487
AALA488
ALEU489
AHOH717

site_idAC6
Number of Residues5
Detailsbinding site for residue EDO A 606
ChainResidue
AGLN296
AARG417
AASP426
ATYR427
ALYS493

site_idAC7
Number of Residues5
Detailsbinding site for residue EDO A 607
ChainResidue
AMET288
AASP293
ALYS497
AA3F601
AEDO604

site_idAC8
Number of Residues2
Detailsbinding site for residue EDO A 608
ChainResidue
AARG335
AHOH713

site_idAC9
Number of Residues5
Detailsbinding site for residue EDO A 609
ChainResidue
AGLN453
AARG454
AASN456
AILE457
AASN459

site_idAD1
Number of Residues3
Detailsbinding site for residue EDO A 610
ChainResidue
ATYR292
APRO429
AASN437

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues22
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. VGKGRYGEVWrGswqgen............VAVK
ChainResidueDetails
AVAL214-LYS235

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. IaHrDLKskNILV
ChainResidueDetails
AILE332-VAL344

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000255|PROSITE-ProRule:PRU00159, ECO:0000255|PROSITE-ProRule:PRU10027
ChainResidueDetails
AASP336

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU00159
ChainResidueDetails
AVAL214
ALYS235

site_idSWS_FT_FI3
Number of Residues1
DetailsMOD_RES: Phosphoserine => ECO:0007744|PubMed:19369195
ChainResidueDetails
ASER501

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PDB entries from 2025-06-11

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