4LXB: Crystal Structure Analysis of thrombin

Crystal Structure Analysis of thrombin in complex with compound D58. Determined by X-ray diffraction at 1.61 Å resolution. Released 11 Jun 2014.

Method
X-ray diffraction
Resolution
1.61 Å
Organisms
Homo sapiens, Hirudo medicinalis
Chains
3
Atoms
2,740
Mol. weight
36.46 kDa
Ligands
7R9, NAG
Released
11 Jun 2014

Explore 4LXB in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4LXB contains 16 α-helices and 24 β-strands across 3 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain H: 12 helices, 24 β-strands

ElementResiduesLengthSheet
β-strand1711
β-strand20-2122
α-helix22-232
β-strand30-3563
β-strand39-4683
β-strand51-5443
α-helix56-583
β-strand60-60A24
α-helix60B-60D3
β-strand60F-60G24
α-helix61-633
β-strand64-6853
β-strand7215
β-strand81-90103
β-strand9516
β-strand10016
β-strand104-10853
α-helix111-1144
β-strand11517
β-strand11817
α-helix120-1212
β-strand12212
α-helix126-129C7
β-strand135-14062
β-strand15415
β-strand156-16272
α-helix165-1706
α-helix175-1762
β-strand180-18342
α-helix186-186B3
β-strand18911
β-strand198-20252
β-strand207-21592
β-strand226-23052
α-helix232-2343
α-helix235-24410
Chain I: 2 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix56-605
α-helix61-633
Chain L: 2 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix8-103
α-helix14C-14I7

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Prothrombin, Thrombin light chainHprotein259Homo sapiensP00734 (AlphaFold model)
Hirudin variant-1Iprotein13Hirudo medicinalisP01050 (AlphaFold model)
ProthrombinLprotein36Homo sapiensP00734 (AlphaFold model)
Sequence of entity 1 (H), FASTA
>4LXB_1 Prothrombin, Thrombin light chain (chains H)
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLL
VRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCL
PDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIR
ITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFY
THVFRLKKWIQKVIDQFGE
Sequence of entity 2 (I), FASTA
>4LXB_2 Hirudin variant-1 (chains I)
DGDFEEIPEEYLQ
Sequence of entity 3 (L), FASTA
>4LXB_3 Prothrombin (chains L)
TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR

Ligands and cofactors

IDNameFormulaCopies
7R95-Chloro-thiophene-2-carboxylic acid [(S)-2-[2-difluoromethoxy-3-(2-oxo-piperid…C26 H32 Cl F2 N5 O6 S21
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O61

Water and common crystallization additives (NA) are not listed.

Primary citation

5-Chlorothiophene-2-carboxylic acid [(S)-2-[2-methyl-3-(2-oxopyrrolidin-1-yl)benzenesulfonylamino]-3-(4-methylpiperazin-1-yl)-3-oxopropyl]amide (SAR107375), a selective and potent orally active dual thrombin and factor Xa inhibitor. Meneyrol, J., Follmann, M., Lassalle, G. et al. J Med Chem (2013) 56:9441-9456. DOI 10.1021/jm4005835 · PubMed

Other PDB entries of the same protein (UniProt P00734 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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