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3HB4

17beta-hydroxysteroid dehydrogenase type1 complexed with E2B

Functional Information from GO Data
ChainGOidnamespacecontents
X0004303molecular_functionestradiol 17-beta-dehydrogenase [NAD(P)+] activity
X0005496molecular_functionsteroid binding
X0005515molecular_functionprotein binding
X0005737cellular_componentcytoplasm
X0005829cellular_componentcytosol
X0006629biological_processlipid metabolic process
X0006694biological_processsteroid biosynthetic process
X0006703biological_processestrogen biosynthetic process
X0016491molecular_functionoxidoreductase activity
X0036094molecular_functionsmall molecule binding
X0042803molecular_functionprotein homodimerization activity
X0047035molecular_functiontestosterone dehydrogenase (NAD+) activity
X0047045molecular_functiontestosterone dehydrogenase (NADP+) activity
X0050661molecular_functionNADP binding
X0060348biological_processbone development
X0061370biological_processtestosterone biosynthetic process
X0070401molecular_functionNADP+ binding
X0071248biological_processcellular response to metal ion
X0072582molecular_function17-beta-hydroxysteroid dehydrogenase (NADP+) activity
X1903924molecular_functionestradiol binding
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE E2B X 700
ChainResidue
XGLY94
XPHE259
XMET279
XHOH938
XSER142
XGLY144
XLEU149
XASN152
XTYR155
XPHE192
XTYR218
XHIS221

Functional Information from PROSITE/UniProt
site_idPS00061
Number of Residues29
DetailsADH_SHORT Short-chain dehydrogenases/reductases family signature. SvgglmglpfNdvYCASKFALeGLCeSLA
ChainResidueDetails
XSER142-ALA170

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues31
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8805577","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by PKA","evidences":[{"source":"PubMed","id":"8994190","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1qsg
ChainResidueDetails
XASN152
XLYS159

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1qsg
ChainResidueDetails
XTYR155
XLYS159

246031

PDB entries from 2025-12-10

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