Structure of PDB 6tb8 Chain B

Receptor sequence
>6tb8B (length=362) Species: 1200984 (Streptomyces lividans 1326) [Search protein sequence]
SAVPFHGAHQAGIATPVQDRLHFAAFDVTTEDRAAFVALLKEWTAAARRL
TAGHAVGEGAYGGLPEAPPDDTGEALGLKPSRLTLTIGFGPSLFTRFGLA
DLRPEALADLPKFPGDNLDRARSGGDLCVQACADDPQVAVHAIRNLARIG
FGKVVVRWSQLGFGKTSSTTPDKQTPRNLLGFKDGTRNIAGTEKDRLDRF
VWAAEKDGTPWMTGGSYLVARRIRMHIETWDRASLQEQEDVFGRDKGEGA
PVGKAKERDEPFLKAMKPDAHVRLAHPDSNGGATLLRRGYSFTDGTDGLG
RLDAGLFFLAYQRDIRTGFVPVQRNLATDALNEYIQHVGSAVFAVPPGVR
DADDWWGSTLFG
3D structure
PDB6tb8 A subtle structural change in the distal haem pocket has a remarkable effect on tuning hydrogen peroxide reactivity in dye decolourising peroxidases from Streptomyces lividans.
ChainB
Resolution1.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.11.1.-
4.98.1.1: protoporphyrin ferrochelatase.
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 B N233 K238 D239 G240 T241 R242 M280 F297 H326 A330 H331 R342 L361 F363 F374 Q378 L381 L386 N178 K183 D184 G185 T186 R187 M225 F242 H271 A275 H276 R287 L306 F308 F319 Q323 L326 L331
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0020037 heme binding
Biological Process
GO:0033212 iron import into cell

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6tb8, PDBe:6tb8, PDBj:6tb8
PDBsum6tb8
PubMed31942590
UniProtQ9RKQ2

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