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Solution structure of a disulfide stabilized XCL1 dimer
Authors
Tyler, R.C., Tuinstra, R.L., Peterson, F.F., Volkman, B.F.
Assembly
xcL1
Entity
1. xcL1 (polymer, Thiol state: all disulfide bound), 93 monomers, 10335.79 × 2 Da Detail

VGSEVSDKRT CVSLTTQRLP VSRIKTYTIT EGSLRCVIFI TKRGLKVCCD PQATWVRDVV RSMDRKSNTR NNMIQTKPTG TQQSTNTAVT LTG


Total weight
20671.58 Da
Max. entity weight
10335.79 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
molecular dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 74.2 %, Completeness: 64.2 %, Completeness (bb): 67.6 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All64.2 % (677 of 1055)62.6 % (343 of 548)65.8 % (268 of 407)66.0 % (66 of 100)
Backbone67.6 % (373 of 552)68.1 % (128 of 188)66.1 % (181 of 274)71.1 % (64 of 90)
Sidechain62.3 % (368 of 591)59.7 % (215 of 360)68.3 % (151 of 221)20.0 % (2 of 10)
Aromatic80.0 % (24 of 30)93.3 % (14 of 15)64.3 % (9 of 14)100.0 % (1 of 1)
Methyl56.9 % (66 of 116)55.2 % (32 of 58)58.6 % (34 of 58)

1. XCL1

VGSEVSDKRT CVSLTTQRLP VSRIKTYTIT EGSLRCVIFI TKRGLKVCCD PQATWVRDVV RSMDRKSNTR NNMIQTKPTG TQQSTNTAVT LTG

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0


#NameIsotope labelingTypeConcentration
1XCL1[U-99% 13C; U-99% 15N]1 mM
2potassium phosphatenatural abundance20 mM
3sodium azide[U-100% 15N]0.02 %
4H2Onatural abundance90 %
5D2Onatural abundance10 %

LACS Plot; CA
Referencing offset: -0.65 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.65 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: -0.25 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 1.06 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2N54, Strand ID: A, B Detail


Release date
2015-10-04
Citation
Engineering Metamorphic Chemokine Lymphotactin/XCL1 into the GAG-Binding, HIV-Inhibitory Dimer Conformation
Fox, J.C., Tyler, R.C., Guzzo, C., Tuinstra, R.L., Peterson, F.C., Lusso, P., Volkman, B.F.
ACS Chem. Biol. (2015), 10, 2580-2588, PubMed 26302421 , DOI 10.1021/acschembio.5b00542 ,
Related entities 1. xcL1, : 1 : 7 : 12 entities Detail
Interaction partners 1. xcL1, : 18 interactors Detail
Experiments performed 4 experiments Detail
NMR combined restraints 4 contents Detail
Keywords ATAC, Chemokine, GAG-binding, HIV-1 inhibition, Lymphotactin, NMR, XCL1, dimer, metamorphic