Structure of PDB 2amo Chain A Binding Site BS01

Receptor Information
>2amo Chain A (length=362) Species: 1423 (Bacillus subtilis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SHAAILWNEAKAFIAECYAELGKAEEVADRLDSIKSEIDLTGSYVHTKEE
LEHGAKMAWRNSNRCIGRLFWNSLNVIDRRDVRTKEDVRDALFHHIETAT
NNGKIRPSITIFPPEEKGEKQVEIWNHQLIRYAGYEAAGEAIGDPASCSL
TAACEQLGWRGERTDFDLLPLIFRMKGDEQPVWYELPRSLVIEVPITHPD
IEAFSDLELKWYGVPIISDMKLEVGGIHYNAAPFNGWYMGTEIGARNLAD
EKRYDKLKKVASVIGISTNYNTDLWKDQALVELNKAVLYSYKKQGVSIVD
HHTAASQFKRFEEQEEEAGRKLTGDWTWLIPPISPAATHIFHRSYDNSIV
KPNYFYQDKPYE
Ligand information
Ligand IDHEM
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,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain2amo Chain A Residue 1901 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2amo Structure of a loose dimer: an intermediate in nitric oxide synthase assembly.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		W56 C62 F231 N232 G233 W234 E239 W325 Y351 Y353
Binding residue
(residue number reindexed from 1)		W59 C65 F234 N235 G236 W237 E242 W328 Y354 Y356
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) C62 R65 W234 E239
Catalytic site (residue number reindexed from 1) C65 R68 W237 E242
Enzyme Commision number 1.14.14.47: nitric-oxide synthase (flavodoxin).
Gene Ontology
Molecular Function
GO:0004517 nitric-oxide synthase activity
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0006809 nitric oxide biosynthetic process
Cellular Component
GO:0005575 cellular_component

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2amo, PDBe:2amo, PDBj:2amo
PDBsum2amo
PubMed16126221
UniProtO34453|NOSO_BACSU Nitric oxide synthase oxygenase (Gene Name=nos)

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