5MLS

Thrombin Mutant A190S in complex with (S)-1-(D-phenylalanyl)-N-(3-chlorobenzyl)pyrrolidine-2-carboxamide

• PDB DOI: https://doi.org/10.2210/pdb5MLS/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens, Hirudo medicinalis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2016-12-07 Released: 2017-12-20 
• Deposition Author(s): Marca, A., Sandner, A., Heine, A., Klebe, G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.62 Å
• R-Value Free: 0.180 
• R-Value Work: 0.160 
• R-Value Observed: 0.160 

Literature

Thrombin Mutante A190S in complex with (S)-1-((R)-2-amino-3,3-diphenylpropanoyl)-N-(4-carbamimidoylbenzyl)pyrrolidine-2-carboxamide

Marca, A., Sandner, A., Heine, A., Klebe, G.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 36.6 kDa 
• Atom Count: 2,620 
• Modelled Residue Count: 289 
• Deposited Residue Count: 307 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thrombin light chain	A [auth L]	36	Homo sapiens	Mutation(s): 0  Gene Names: F2 EC: 3.4.21.5
UniProt & NIH Common Fund Data Resources
Find proteins for P00734 (Homo sapiens) Explore P00734  Go to UniProtKB:  P00734
PHAROS:  P00734 GTEx:  ENSG00000180210

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Thrombin heavy chain	B [auth H]	259	Homo sapiens	Mutation(s): 1  Gene Names: F2 EC: 3.4.21.5
UniProt & NIH Common Fund Data Resources
Find proteins for P00734 (Homo sapiens) Explore P00734  Go to UniProtKB:  P00734
PHAROS:  P00734 GTEx:  ENSG00000180210

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Hirudin variant-2	C [auth D]	12	Hirudo medicinalis	Mutation(s): 0
UniProt
Find proteins for P09945 (Hirudo medicinalis) Explore P09945  Go to UniProtKB:  P09945

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
22U	D [auth H]	D-phenylalanyl-N-(3-chlorobenzyl)-L-prolinamide C21 H24 Cl N3 O2 CJHLRGCXPGIPCB-MOPGFXCFSA-N
PO4	F [auth H]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
GOL	G [auth H], H, I [auth H], J [auth H], K [auth H], L [auth H]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
DMS	E [auth H]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N
NA	M [auth H], N [auth H]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
TYS	C [auth D]	L-PEPTIDE LINKING	C9 H11 N O6 S		TYR

Binding Affinity Annotations
ID	Source	Binding Affinity
22U	BindingDB:  5MLS	Ki: min: 90, max: 250 (nM) from 3 assay(s)

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 4
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_000593 (22U)	D [auth H]	D-phenylalanyl-N-(3-chlorobenzyl)-L-prolinamide	Peptide-like / Thrombin inhibitor

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.62 Å
• R-Value Free: 0.180 
• R-Value Work: 0.160 
• R-Value Observed: 0.160 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 70.417	α = 90
b = 71.597	β = 100.58
c = 73.069	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
XDS	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-12-20 
Deposition Author(s): Marca, A., Sandner, A., Heine, A., Klebe, G.

Revision History  

• Version 1.0: 2017-12-20
  Type: Initial release
  
• Version 1.1: 2018-06-13
  Changes: Data collection, Structure summary
• Version 1.2: 2024-10-16
  Changes: Data collection, Database references, Derived calculations, Structure summary