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5EQB

Crystal structure of lanosterol 14-alpha demethylase with intact transmembrane domain bound to itraconazole

Replaces:  4K0F
Functional Information from GO Data
ChainGOidnamespacecontents
A0004497molecular_functionmonooxygenase activity
A0005506molecular_functioniron ion binding
A0005515molecular_functionprotein binding
A0005783cellular_componentendoplasmic reticulum
A0005789cellular_componentendoplasmic reticulum membrane
A0006629biological_processlipid metabolic process
A0006694biological_processsteroid biosynthetic process
A0006696biological_processergosterol biosynthetic process
A0008202biological_processsteroid metabolic process
A0008398molecular_functionsterol 14-demethylase activity
A0016126biological_processsterol biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0020037molecular_functionheme binding
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues18
Detailsbinding site for residue HEM A 601
ChainResidue
APHE113
APRO462
APHE463
AGLY464
AHIS468
ACYS470
AGLY472
AALA476
A1YN602
AHOH729
ATYR126
ATYR140
ALYS151
AGLY315
ATHR318
APRO379
ALEU383
AARG385

site_idAC2
Number of Residues19
Detailsbinding site for residue 1YN A 602
ChainResidue
AALA69
ATYR72
AGLY73
ATYR126
APHE134
AILE139
ATYR140
APHE236
APRO238
AGLY310
AGLY314
AHIS381
ASER382
APHE384
ATHR507
ASER508
AMET509
AHEM601
AHOH764

Functional Information from PROSITE/UniProt
site_idPS00086
Number of Residues10
DetailsCYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FGgGRHRCIG
ChainResidueDetails
APHE463-GLY472

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues20
DetailsTransmembrane: {"description":"Helical","evidences":[{"source":"PubMed","id":"16847258","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24613931","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues488
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"16847258","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24613931","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24613931","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4LXJ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24613931","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"5EQB","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"24613931","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4LXJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5EQB","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17330950","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"22106047","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

244349

PDB entries from 2025-11-05

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