Structure of PDB 3ucj Chain A

Receptor sequence
>3ucjA (length=222) Species: 41892 (Coccomyxa sp. PA) [Search protein sequence]
TADLSPLLEANRKWADECAAKDSTYFSKVAGSQAPEYLYIGCADSRVSPA
QLFNMAPGEVFVQRNVGNLVSNKDLNCMSCLEYTVDHLKIKHILVCGHYN
CGACKAGLVWHPKTAGVTNLWISDVREVRDKNAAKLHGLSADDAWDKMVE
LNVEAQVFNVCASPIVQAAWARGQPLSVHGIVYTPGTGLVKELIKPITGM
EDAGALLRADLKQHCFFSESLA
3D structure
PDB3ucj Structural studies of [beta]-carbonic anhydrase from the green alga Coccomyxa: inhibitor complexes with anions and acetazolamide.
ChainA
Resolution1.85 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) C47 D49 R51 H103 C106
Catalytic site (residue number reindexed from 1) C42 D44 R46 H98 C101
Enzyme Commision number 4.2.1.1: carbonic anhydrase.
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 ZN A C47 H103 C106 C42 H98 C101
BS02 AZM A C47 D49 H103 G107 A108 A111 W115 T123 C42 D44 H98 G102 A103 A106 W110 T118 MOAD: Ki=1uM
PDBbind-CN: -logKd/Ki=6.00,Ki=1uM
BS03 AZM A F66 Y88 F61 Y83 MOAD: Ki=1uM
PDBbind-CN: -logKd/Ki=6.00,Ki=1uM
Gene Ontology
Molecular Function
GO:0004089 carbonate dehydratase activity
GO:0008270 zinc ion binding
GO:0016829 lyase activity
GO:0046872 metal ion binding
Biological Process
GO:0015976 carbon utilization

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:3ucj, PDBe:3ucj, PDBj:3ucj
PDBsum3ucj
PubMed22162771
UniProtQ96554

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