7XBN

Crystal Structure of YC-17-bound cytochrome P450 PikC with the unnatural amino acid p-Acetyl-L-Phenylalanine incorporated at position 238

PDB DOI: https://doi.org/10.2210/pdb7XBN/pdb

Classification: OXIDOREDUCTASE
Organism(s): Streptomyces venezuelae
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2022-03-21 Released: 2023-02-15
Deposition Author(s): Li, G.B., Pan, Y.J., Li, S.Y., Gao, X.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.209
R-Value Work: 0.174
R-Value Observed: 0.176

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 2.1 of the entry. See complete history.

Literature

New mechanistic insight of cytochrome P450 PikC gained from site-specific mutagenesis by non-coding amino acids

Pan, Y.J., Li, G.B., Gao, X., Li, S.Y.

(2023) Nat Commun

Macromolecule Content

Total Structure Weight: 101.61 kDa
Atom Count: 7,208
Modelled Residue Count: 786
Deposited Residue Count: 888
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cytochrome P450 monooxygenase PikC	A, B	444	Streptomyces venezuelae	Mutation(s): 0 Gene Names: pikC, picK EC: 1.14.15.33
UniProt
Find proteins for O87605 (Streptomyces venezuelae) Explore O87605 Go to UniProtKB: O87605
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	O87605
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
HEM Query on HEM Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain H [auth B] MOL2 format, chain C [auth A] MOL2 format, chain H [auth B] mmCIF format, chain C [auth A] mmCIF format, chain H [auth B]	C [auth A], H [auth B]	PROTOPORPHYRIN IX CONTAINING FE C₃₄ H₃₂ Fe N₄ O₄ KABFMIBPWCXCRK-RGGAHWMASA-L		Interactions Focus chain C [auth A] Focus chain H [auth B] Interactions & Density Focus chain C [auth A] Focus chain H [auth B]
PXI (Subject of Investigation/LOI) Query on PXI Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain I [auth B] MOL2 format, chain D [auth A] MOL2 format, chain I [auth B] mmCIF format, chain D [auth A] mmCIF format, chain I [auth B]	D [auth A], I [auth B]	4-{[4-(DIMETHYLAMINO)-3-HYDROXY-6-METHYLTETRAHYDRO-2H-PYRAN-2-YL]OXY}-12-ETHYL-3,5,7,11-TETRAMETHYLOXACYCLODODEC-9-ENE-2,8-DIONE C₂₅ H₄₃ N O₆ DZGHWPQKGWXOHD-OYZFACIPSA-N		Interactions Focus chain D [auth A] Focus chain I [auth B] Interactions & Density Focus chain D [auth A] Focus chain I [auth B]
PEG Query on PEG Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain J [auth B] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain J [auth B] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A] mmCIF format, chain J [auth B]	F [auth A], G [auth A], J [auth B]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain G [auth A] Focus chain J [auth B] Interactions & Density Focus chain F [auth A] Focus chain G [auth A] Focus chain J [auth B]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain K [auth B] SDF format, chain M [auth B] SDF format, chain E [auth A] SDF format, chain L [auth B] MOL2 format, chain K [auth B] MOL2 format, chain M [auth B] MOL2 format, chain E [auth A] MOL2 format, chain L [auth B] mmCIF format, chain K [auth B] mmCIF format, chain M [auth B] mmCIF format, chain E [auth A] mmCIF format, chain L [auth B]	E [auth A], K [auth B], L [auth B], M [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Interactions & Density Focus chain E [auth A] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B]

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
4AF Query on 4AF	A, B	L-PEPTIDE LINKING	C₁₁ H₁₃ N O₃		PHE

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.209
R-Value Work: 0.174
R-Value Observed: 0.176
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.823	α = 90
b = 108.903	β = 90
c = 152.63	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2023-02-15

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32000039
National Natural Science Foundation of China (NSFC)	China	32025001
National Natural Science Foundation of China (NSFC)	China	31872729

Revision History (Full details and data files)

Version 1.0: 2023-02-15
Type: Initial release
Version 2.0: 2023-11-15
Changes: Atomic model, Data collection, Derived calculations
Version 2.1: 2023-11-29
Changes: Refinement description

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Help and Resources

7XBN

Crystal Structure of YC-17-bound cytochrome P450 PikC with the unnatural amino acid p-Acetyl-L-Phenylalanine incorporated at position 238

New mechanistic insight of cytochrome P450 PikC gained from site-specific mutagenesis by non-coding amino acids

Entity ID: 1

UniProt

Entity Groups

Sequence Annotations

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Experimental Data

Structure Validation

Ligand Structure Quality Assessment

Deposition Data

Revision History (Full details and data files)