Structure of PDB 1hb1 Chain A

Receptor sequence
>1hb1A (length=328) Species: 227321 (Aspergillus nidulans FGSC A4) [Search protein sequence]
VSKANVPKIDVSPLFGDDQAAKMRVAQQIDAASRDTGFFYAVNHGINVQR
LSQKTKEFHMSITPEEKWDLAIRAYNKEHQDQVRAGYYLSIPGKKAVESF
CYLNPNFTPDHPRIQAKTPTHEVNVWPDETKHPGFQDFAEQYYWDVFGLS
SALLKGYALALGKEENFFARHFKPDDTLASVVLIRYPYLDPYPEAAIKTA
ADGTKLSFEWHEDVSLITVLYQSNVQNLQVETAAGYQDIEADDTGYLINC
GSYMAHLTNNYYKAPIHRVKWVNAERQSLPFFVNLGYDSVIDPFDPREPN
GKSDREPLSYGDYLQNGLVSLINKNGQT
3D structure
PDB1hb1 Alternative Oxidation by Isopenicillin N Synthase Observed by X-Ray Diffraction.
ChainA
Resolution1.55 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) L186 F211 H214 D216 H270
Catalytic site (residue number reindexed from 1) L183 F208 H211 D213 H267
Enzyme Commision number 1.21.3.1: isopenicillin-N synthase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 OCV A R87 C104 S183 I187 Y189 H214 D216 S281 F285 R84 C101 S180 I184 Y186 H211 D213 S278 F282
BS02 FE2 A H214 D216 H270 H211 D213 H267
Gene Ontology
Molecular Function
GO:0005506 iron ion binding
GO:0016216 isopenicillin-N synthase activity
GO:0016491 oxidoreductase activity
GO:0031418 L-ascorbic acid binding
GO:0046872 metal ion binding
Biological Process
GO:0009058 biosynthetic process
GO:0017000 antibiotic biosynthetic process
GO:0042318 penicillin biosynthetic process
GO:0044283 small molecule biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1hb1, PDBe:1hb1, PDBj:1hb1
PDBsum1hb1
PubMed11755401
UniProtP05326|IPNA_EMENI Isopenicillin N synthase (Gene Name=ipnA)

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