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Solution NMR structure of substrate bound peptidase domain from PCAT1
Authors
Bhattacharya, S., Palillo, A.
Assembly
Peptidase C39, CtA (5-37) peptide
Entity
1. Peptidase C39, CtA (5-37) peptide, entity 1 (polymer), 151 monomers, 16612.19 Da Detail

SNAMLRRLFK KKYVCVRQYD LTDAGAACLS SIAQYYGLKM SLAKIREMTG TDTQGTNAYG LIHAAKQLGF SAKGVKASKE DLLKDFRLPA IANVIVDNRL AHFVVIYSIK NRIITVADPG KGIVRYSMDD FCSIWTGGLV LLEPGEAFQK G


2. Peptidase C39, CtA (5-37) peptide, entity 2 (polymer, Thiol state: not present), 24 monomers, 2671.951 Da Detail

LNIGRELTDE ELMEMTGGST FSIQ


Total weight
19284.14 Da
Max. entity weight
16612.19 Da
Source organism
Acetivibrio thermocellus ATCC 27405
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 86.3 %, Completeness: 79.8 %, Completeness (bb): 83.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All79.8 % (1623 of 2033)79.3 % (829 of 1046)80.5 % (638 of 793)80.4 % (156 of 194)
Backbone83.2 % (869 of 1044)82.1 % (298 of 363)83.9 % (427 of 509)83.7 % (144 of 172)
Sidechain77.0 % (884 of 1148)77.7 % (531 of 683)77.0 % (341 of 443)54.5 % (12 of 22)
Aromatic71.9 % (105 of 146)86.3 % (63 of 73)56.9 % (41 of 72)100.0 % (1 of 1)
Methyl87.0 % (188 of 216)87.0 % (94 of 108)87.0 % (94 of 108)

1. entity 1

SNAMLRRLFK KKYVCVRQYD LTDAGAACLS SIAQYYGLKM SLAKIREMTG TDTQGTNAYG LIHAAKQLGF SAKGVKASKE DLLKDFRLPA IANVIVDNRL AHFVVIYSIK NRIITVADPG KGIVRYSMDD FCSIWTGGLV LLEPGEAFQK G

2. entity 2

LNIGRELTDE ELMEMTGGST FSIQ

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 288 K, pH 7.0, Details 140 uM [U-100% 13C; U-100% 15N] C39 peptidase domain, 255 uM CtA(5-37) peptide, 50 mM sodium phosphate, 150 mM sodium chloride, 5 mM DTT, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1C39 peptidase domain[U-100% 13C; U-100% 15N]140 uM
2CtA(5-37) peptidenatural abundance255 uM
3sodium phosphatenatural abundance50 mM
4sodium chloridenatural abundance150 mM
5DTTnatural abundance5 mM
Sample #2

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 288 K, pH 7.0, Details 298 uM C39 peptidase domain, 184 uM [U-100% 13C; U-100% 15N] CtA(5-37) peptide, 50 mM sodium phosphate, 150 mM sodium chloride, 5 mM DTT, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
6C39 peptidase domainnatural abundance298 uM
7CtA(5-37) peptide[U-100% 13C; U-100% 15N]184 uM
8sodium phosphatenatural abundance50 mM
9sodium chloridenatural abundance150 mM
10DTTnatural abundance5 mM

Release date
2021-10-10
Citation
Structural and dynamic studies of the peptidase domain from Clostridium thermocellum PCAT1
Bhattacharya, S., Palillo, A.
Protein Sci. (2022), 31, 498-512, PubMed 34865273 , DOI 10.1002/pro.4248 ,
Entries sharing articles BMRB: 1 entries Detail
  BMRB: 30926 released on 2021-06-17
    Title Solution NMR structure of peptidase domain from Clostridium thermocellum PCAT1
Related entities 1. Peptidase C39, CtA (5-37) peptide, entity 1, : 23 entities Detail
Related entities 2. Peptidase C39, CtA (5-37) peptide, entity 2, : 1 : 1 entities Detail
Experiments performed 22 experiments Detail
Chemical shift validation 4 contents Detail
Keywords C39 peptidase domain CtA substrate, PEPTIDE BINDING PROTEIN