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

4QNW

Crystal structure of EasA, an old yellow enzyme from Aspergillus fumigatus

Functional Information from GO Data
ChainGOidnamespacecontents
A0003959molecular_functionNADPH dehydrogenase activity
A0009820biological_processalkaloid metabolic process
A0010181molecular_functionFMN binding
A0016491molecular_functionoxidoreductase activity
A0016646molecular_functionoxidoreductase activity, acting on the CH-NH group of donors, NAD or NADP as acceptor
A0035835biological_processindole alkaloid biosynthetic process
A0035837biological_processergot alkaloid biosynthetic process
A1900809biological_processfumigaclavine C biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues22
DetailsBINDING SITE FOR RESIDUE FMN A 401
ChainResidue
AALA28
AGLY296
AGLY297
APHE322
AGLY323
AARG324
AASN373
APHE374
AHOH527
AHOH529
AHOH532
APRO29
AHOH554
AHOH702
AHOH723
ATHR30
ATHR31
AALA64
AGLN106
AHIS173
AASN176
ALYS225

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 402
ChainResidue
ALYS100
ALYS344
AASP346
AARG347

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 403
ChainResidue
ALYS186
AMET238
AASP239
AHOH543
AHOH583

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 404
ChainResidue
ALYS186
AGLY197
AARG202
AHOH662

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 A 405
ChainResidue
AARG160
AARG221

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 406
ChainResidue
AGLN149
AARG194
AGLU208
AHOH578

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25286934","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q02899","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

PDB statisticsPDBj update infoContact PDBjnumon