Structure of PDB 2z47 Chain B

Receptor sequence

>2z47B (length=107) Species: 883 (Nitratidesulfovibrio vulgaris str. 'Miyazaki F')

APKAPADGLKMDKTKQPVVFNHSTHKAVKCGDCHHPVNGKEDYQKCATAG
CHDNMDKKDKSAKGYLHAMHDKGTKFKSCVGCHLETAGADAAKKKELTGC
KGSKCHS

3D structure

• PDB: 2z47 Structures of Noncoordinated Aromatic Residue Mutants in Tetraheme Cytochrome c3 from Desulfovibrio vulgaris Miyazaki F
• Chain: B
• Resolution: 1.6 Å

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	HEC	B	M2011 D2012 K2013 T2014 K2015 Q2016 V2018 Y2065 L2066 H2070 V2080 H2083 L2097 T2098 G2099 C2100 C2105 H2106	M11 D12 K13 T14 K15 Q16 V18 Y65 L66 H70 V80 H83 L97 T98 G99 C100 C105 H106
BS02	HEC	B	H2035 D2042 Q2044 C2046 C2051 H2052 H2067 A2068 T2074 K2075 F2076	H35 D42 Q44 C46 C51 H52 H67 A68 T74 K75 F76
BS03	HEC	B	P2002 K2003 P2005 L2009 M2011 F2020 H2022 V2028 C2030 C2033 H2034 Y2043 K2045 C2046	P2 K3 P5 L9 M11 F20 H22 V28 C30 C33 H34 Y43 K45 C46
BS04	HEC	B	N2021 T2024 H2025 C2079 C2082 H2083 K2093 K2104	N21 T24 H25 C79 C82 H83 K93 K104

Gene Ontology

Molecular Function

• GO:0009055 electron transfer activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

• GO:0009061 anaerobic respiration

Cellular Component

• GO:0042597 periplasmic space

External links

• PDB: RCSB:2z47, PDBe:2z47, PDBj:2z47
• PDBsum: 2z47
• UniProt: P00132|CYC3_NITV9 Cytochrome c3 (Gene Name=DvMF_2499)