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1MQB

Crystal Structure of Ephrin A2 (ephA2) Receptor Protein Kinase

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0004713molecular_functionprotein tyrosine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
B0004672molecular_functionprotein kinase activity
B0004713molecular_functionprotein tyrosine kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE ANP A 1000
ChainResidue
AALA621
AGLY622
AALA644
ALYS646
ATHR692
AGLU693
ATYR694
AMET695
ALEU746

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE ANP B 1001
ChainResidue
BHOH310
BILE619
BGLY622
BGLU623
BALA644
BLYS646
BTHR692
BGLU693
BMET695
BASN744
BLEU746
BASP757

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues28
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. IGAGEFGEVYkGmlktssgkkevp......VAIK
ChainResidueDetails
AILE619-LYS646

site_idPS00109
Number of Residues13
DetailsPROTEIN_KINASE_TYR Tyrosine protein kinases specific active-site signature. YVHrDLAARNILV
ChainResidueDetails
ATYR735-VAL747

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 Residues18
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"18691976","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine; by autocatalysis","evidences":[{"source":"UniProtKB","id":"Q03145","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AARG743
AASP739

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BARG743
BASP739

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AALA741
AASP739

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BALA741
BASP739

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AALA741
AASN744
AASP739

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BALA741
BASN744
BASP739

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PDB entries from 2025-10-08

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