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3BBT

crystal structure of the ErbB4 kinase in complex with lapatinib

Functional Information from GO Data
ChainGOidnamespacecontents
B0004672molecular_functionprotein kinase activity
B0004713molecular_functionprotein tyrosine kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
D0004672molecular_functionprotein kinase activity
D0004713molecular_functionprotein tyrosine kinase activity
D0005524molecular_functionATP binding
D0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE FMM B 91
ChainResidue
BVAL707
BTHR835
BASP836
BPHE837
BALA724
BLYS726
BMET747
BLEU769
BTHR771
BMET774
BGLY777
BLEU825

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE FMM D 91
ChainResidue
DVAL707
DALA724
DLYS726
DMET747
DLEU769
DTHR771
DMET774
DGLY777
DLEU825
DTHR835
DASP836
DPHE837
DLEU839

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues28
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGSGAFGTVYkGiwvpegetvkip......VAIK
ChainResidueDetails
BLEU699-LYS726

site_idPS00109
Number of Residues13
DetailsPROTEIN_KINASE_TYR Tyrosine protein kinases specific active-site signature. LVHrDLAARNVLV
ChainResidueDetails
BLEU814-VAL826

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues32
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP818
BARG822

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
DASP818
DARG822

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP818
BALA820

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
DASP818
DALA820

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASN823
BASP818
BALA820

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
DASN823
DASP818
DALA820

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PDB entries from 2025-10-15

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