Structure of PDB 2vxi Chain A

Receptor sequence
>2vxiA (length=157) Species: 511693 (Escherichia coli BL21) [Search protein sequence]
MKGDTKVINYLNKLLGNELVAINQYFLHARMFKNWGLKRLNDVEYHESID
EMKHADRYIERILFLEGLPNLQDLGKLNIGEDVEEMLRSDLALELDGAKN
LREAIGYADSVHDYVSRDMMIEILRDEEGHIDWLETELDLIQKMGLQNYL
QAQIREE
3D structure
PDB2vxi The Binding of Haem and Zinc in the 1.9 A X-Ray Structure of Escherichia Coli Bacterioferritin.
ChainA
Resolution1.91 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.16.3.1: ferroxidase.
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 HEM A L19 I22 F26 I49 M52 K53 L19 I22 F26 I49 M52 K53
BS02 ZN A E51 E94 E127 H130 E51 E94 E127 H130
BS03 ZN A E18 E51 H54 E127 E18 E51 H54 E127
BS04 HEM A I22 N23 F26 I49 M52 K53 I22 N23 F26 I49 M52 K53
Gene Ontology
Molecular Function
GO:0004322 ferroxidase activity
GO:0005506 iron ion binding
GO:0005515 protein binding
GO:0008199 ferric iron binding
GO:0015093 ferrous iron transmembrane transporter activity
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
GO:0140315 iron ion sequestering activity
Biological Process
GO:0006826 iron ion transport
GO:0006879 intracellular iron ion homeostasis
GO:0006880 intracellular sequestering of iron ion
GO:0034755 iron ion transmembrane transport
Cellular Component
GO:0005829 cytosol
GO:0016020 membrane

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Molecular Function
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Cellular Component
External links
PDB RCSB:2vxi, PDBe:2vxi, PDBj:2vxi
PDBsum2vxi
PubMed18946693
UniProtP0ABD3|BFR_ECOLI Bacterioferritin (Gene Name=bfr)

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