Structure of PDB 7qq2 Chain A Binding Site BS03

Receptor Information
>7qq2 Chain A (length=456) Species: 329 (Ralstonia pickettii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KLPGDFGPPRGEPIHAVLTSPPLVPPPVNRTYPAKVIVELEVVEKEMQIS
EGVSYTFWTFGGTVPGSFIRVRQGDTVEFHLKNHPSSKMPHNIDLHGVTG
PGGGAASSFTAPGHESQFTFKALNEGIYVYHCATAPVGMHIANGMYGLIL
VEPPEGLPKVDHEYYVMQGDFYTAGKYREKGLQPFDMEKAIDERPSYVLF
NGAEGALTGDKALHAKVGETVRIFVGNGGPNLVSSFHVIGAIFDQVRYEG
GTNVQKNVQTTLIPAGGAAVVKFTARVPGSYVLVDHSIFRAFNKGAMAIL
KIDGAENKLVYSGKELDMVYLGDRAAPNMSAVTKATQASVSGTLTVQDQV
QAGRALFAGTCSVCHQGNGAGLPGVFPPLAKSDFLAADPKRAMNIVLHGL
NGKIKVNGQEYDSVMPPMTQLNDDEVANILTYVLNSWDNPGGRVSAEDVK
KVRAQP
Ligand information
Ligand IDHEC
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,9-12H2,1-6H3,(H,39,40)(H,41,42);/q-4;+4/b21-7?,22-8?,26-13-,29-14-,30-15-,31-16-;
InChIKeyHXQIYSLZKNYNMH-LJNAALQVSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)CCC1=C(C2=CC6=C(C(=C/C)\C5=CC4=C(C(\C3=Cc7c(c(c8C=C1N2[Fe](N34)(N56)n78)CCC(=O)O)C)=C/C)C)C)C
OpenEye OEToolkits 1.5.0CC=C1C(=C2C=C3C(=CC)C(=C4N3[Fe]56N2C1=Cc7n5c(c(c7C)CCC(=O)O)C=C8N6C(=C4)C(=C8CCC(=O)O)C)C)C
CACTVS 3.341C\C=C1/C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)\C7=C/C)C=C1N2[Fe@@]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
CACTVS 3.341CC=C1C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)C7=CC)C=C1N2[Fe]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
FormulaC34 H34 Fe N4 O4
NameHEME C
ChEMBL
DrugBank
ZINC
PDB chain7qq2 Chain A Residue 503 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7qq2 Structural studies of haem three-domain copper nitrite reductase mutants from Ralstonia pickettii
Resolution2.1 Å
Binding residue
(original residue number in PDB)		C364 C367 H368 P380 P381 L382 S385 F387 I398 L403 N404 G405 S416 M418 M421
Binding residue
(residue number reindexed from 1)		C361 C364 H365 P377 P378 L379 S382 F384 I395 L400 N401 G402 S413 M415 M418
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.2.1: nitrite reductase (NO-forming).
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0050421 nitrite reductase (NO-forming) activity
Cellular Component
GO:0042597 periplasmic space

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:7qq2, PDBe:7qq2, PDBj:7qq2
PDBsum7qq2
PubMed
UniProtI6NAW4

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