Structure of PDB 3fll Chain A

Receptor sequence
>3fllA (length=184) Species: 13249 (Rhodnius prolixus) [Search protein sequence]
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTAS
GKLKQALYHYDPKTQDTFYDVSELQVESLGKYTANFKKVDKNGNVKVAVT
AGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVK
SAVSAATLEFSKFISTKENNCAYDNDSLKSLLTK
3D structure
PDB3fll Effect of mutation of carboxyl side-chain amino acids near the heme on the midpoint potentials and ligand binding constants of nitrophorin 2 and its NO, histamine, and imidazole complexes.
ChainA
Resolution1.5 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Enzyme Commision number 1.7.6.1: nitrite dismutase.
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 Y28 V36 Y40 L57 H59 F68 D70 F86 K88 Y105 L123 K125 K128 L133 Y28 V36 Y40 L57 H59 F68 D70 F86 K88 Y105 L123 K125 K128 L133
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051381 histamine binding
GO:0070026 nitric oxide binding
Biological Process
GO:0042311 vasodilation
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:3fll, PDBe:3fll, PDBj:3fll
PDBsum3fll
PubMed19175316
UniProtQ94734|NP4_RHOPR Nitrophorin-4

[Back to BioLiP]