Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1PKH

STRUCTURAL BASIS FOR RECOGNITION AND CATALYSIS BY THE BIFUNCTIONAL DCTP DEAMINASE AND DUTPASE FROM METHANOCOCCUS JANNASCHII

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0006226biological_processdUMP biosynthetic process
A0006229biological_processdUTP biosynthetic process
A0006235biological_processdTTP biosynthetic process
A0008829molecular_functiondCTP deaminase activity
A0009117biological_processnucleotide metabolic process
A0015949biological_processnucleobase-containing small molecule interconversion
A0016787molecular_functionhydrolase activity
A0033973molecular_functiondCTP deaminase (dUMP-forming) activity
B0000166molecular_functionnucleotide binding
B0006226biological_processdUMP biosynthetic process
B0006229biological_processdUTP biosynthetic process
B0006235biological_processdTTP biosynthetic process
B0008829molecular_functiondCTP deaminase activity
B0009117biological_processnucleotide metabolic process
B0015949biological_processnucleobase-containing small molecule interconversion
B0016787molecular_functionhydrolase activity
B0033973molecular_functiondCTP deaminase (dUMP-forming) activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO B 205
ChainResidue
ALYS139
BGLU76
BILE79
BASN80
BLYS83
BHOH415

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO B 206
ChainResidue
BGLY28
BASP33
BARG160
BASP25
BPHE26
BVAL27

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO A 205
ChainResidue
AASP25
APHE26
AVAL27
AASP33
AARG160
BASN87
BHOH504

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO B 207
ChainResidue
BGLU39
BILE41
BLEU97
BGLY98
BTHR99

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO A 206
ChainResidue
AASP174
ATYR177
ASER178
AHOH433
BLYS60
BLYS62
BHOH338

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO B 208
ChainResidue
BARG16
BGLU105
BLEU106
BPRO107
BHOH286
BHOH453

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 207
ChainResidue
APRO21
AASN23
ATHR35
AGLU102
AHOH404

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO B 209
ChainResidue
BGLY37
BASP38
BASN101
BLYS157
BASN158

site_idAC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO B 210
ChainResidue
BTHR35
BHOH501

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"UniProtKB","id":"P28248","evidenceCode":"ECO:0000250"},{"source":"HAMAP-Rule","id":"MF_00146","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00146","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12909016","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"Reference","evidenceCode":"ECO:0000305","citation":{"citationType":"submission","publicationDate":"AUG-2006","submissionDatabase":"PDB data bank","title":"Structural evidence for a concerted bifunctionality in dCTP deaminase-dUTPase from Methanocaldococcus jannaschii.","authors":["Bynck J.H.","Willemoes M.","Larsen S.","Johansson E."]}}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00146","evidenceCode":"ECO:0000255"},{"source":"Reference","evidenceCode":"ECO:0000305","citation":{"citationType":"submission","publicationDate":"AUG-2006","submissionDatabase":"PDB data bank","title":"Structural evidence for a concerted bifunctionality in dCTP deaminase-dUTPase from Methanocaldococcus jannaschii.","authors":["Bynck J.H.","Willemoes M.","Larsen S.","Johansson E."]}}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00146","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"12909016","evidenceCode":"ECO:0000305"},{"source":"Reference","evidenceCode":"ECO:0000305","citation":{"citationType":"submission","publicationDate":"AUG-2006","submissionDatabase":"PDB data bank","title":"Structural evidence for a concerted bifunctionality in dCTP deaminase-dUTPase from Methanocaldococcus jannaschii.","authors":["Bynck J.H.","Willemoes M.","Larsen S.","Johansson E."]}}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsSite: {"description":"Important for bifunctional activity","evidences":[{"source":"HAMAP-Rule","id":"MF_00146","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1dup
ChainResidueDetails
AASP135
AGLY137

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1dup
ChainResidueDetails
BASP135
BGLY137

250359

PDB entries from 2026-03-11

PDB statisticsPDBj update infoContact PDBjnumon