Arsenic in PDB 1sng: Structure of A Thermophilic Serpin in the Native State

The structure of Structure of A Thermophilic Serpin in the Native State, PDB code: 1sng was solved by K.F.Fulton, A.M.Buckle, L.D.Cabrita, J.A.Irving, R.E.Butcher, I.Smith, S.Reeve, A.M.Lesk, S.P.Bottomley, J.Rossjohn, J.C.Whisstock, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	26.20 / 1.76
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.354, 81.171, 106.625, 90.00, 90.00, 90.00
R / Rfree (%)	18.6 / 22.3

The binding sites of Arsenic atom in the Structure of A Thermophilic Serpin in the Native State (pdb code 1sng). This binding sites where shown within 5.0 Angstroms radius around Arsenic atom.
In total only one binding site of Arsenic was determined in the Structure of A Thermophilic Serpin in the Native State, PDB code: 1sng:

Arsenic binding site 1 out of 1 in the Structure of A Thermophilic Serpin in the Native State


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 1 of Structure of A Thermophilic Serpin in the Native State within 5.0Å range: probe atom residue distance (Å) B Occ A:As41 b:24.6 occ:1.00 AS A:CAF41 0.0 24.6 1.0 O1 A:CAF41 1.8 18.9 1.0 CE1 A:CAF41 2.0 22.0 1.0 SG A:CAF41 2.2 12.4 1.0 CB A:CAF41 3.2 12.3 1.0 OG A:SER111 3.6 13.0 1.0 O A:HOH524 3.9 13.9 1.0 CB A:ARG108 3.9 10.7 1.0 OG1 A:THR87 4.0 13.8 1.0 OH A:TYR37 4.0 11.8 1.0 O A:HOH616 4.3 15.8 1.0 CG A:ARG108 4.3 10.3 1.0 O A:HOH530 4.3 15.2 1.0 CA A:CAF41 4.4 10.6 1.0 C A:CAF41 4.4 10.6 1.0 CD A:ARG108 4.5 12.8 1.0 CZ A:TYR37 4.6 9.5 1.0 N A:ALA42 4.6 10.2 1.0 CB A:THR87 4.6 10.0 1.0 CB A:SER111 4.8 12.2 1.0 O A:CAF41 4.8 11.3 1.0 O A:PRO109 4.9 10.6 1.0 CE1 A:TYR37 4.9 9.8 1.0

K.F.Fulton, A.M.Buckle, L.D.Cabrita, J.A.Irving, R.E.Butcher, I.Smith, S.Reeve, A.M.Lesk, S.P.Bottomley, J.Rossjohn, J.C.Whisstock. The High Resolution Crystal Structure of A Native Thermostable Serpin Reveals the Complex Mechanism Underpinning the Stressed to Relaxed Transition. J.Biol.Chem. V. 280 8435 2005.
ISSN: ISSN 0021-9258
PubMed: 15590653
DOI: 10.1074/JBC.M410206200