0.022169 0.000000 0.010621 0.000000 0.110193 0.000000 0.000000 0.000000 0.044236 0.00000 0.00000 0.00000 Gessmann, R. Axford, D. Petratos, K. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 115.60 90.00 45.109 9.075 25.067 C2 H4 O 44.053 ACETYL GROUP non-polymer C4 H9 N O2 103.120 n ALPHA-AMINOISOBUTYRIC ACID L-peptide linking C5 H11 N O2 117.146 D-ISOVALINE D-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking H2 O 18.015 WATER non-polymer C5 H9 N O3 131.130 n 4-HYDROXYPROLINE HYDROXYPROLINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C9 H13 N O 151.206 n L-PHENYLALANINOL L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking UK J.Pept.Sci. JPSIEI 1225 1075-2617 18 678 684 10.1002/psc.2454 23019149 The crystal structure of samarosporin I at atomic resolution. 2012 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 PIXEL 2012-02-24 DECTRIS PILATUS 6M ACCEL FIXED EXIT DOUBLE CRYSTAL SINGLE WAVELENGTH M x-ray 1 0.7293 1.0 I24 Diamond 0.7293 SYNCHROTRON DIAMOND BEAMLINE I24 1557.876 SAMAROSPORIN I 1 nat polymer 18.015 water 2 nat water EMERIMICIN IV, STILBELLIN I no yes (ACE)F(AIB)(AIB)(AIB)VGL(AIB)(AIB)(HYP)Q(DIV)(HYP)(AIB)(PHL) XFAAAVGLAAPQVPAF A polypeptide(L) n n n n n n n n n n n n n n n n sample samarospora rostrup F-7762 2 1.47 15.6 EVAPORATION methanol/water, EVAPORATION, temperature 293K 293 pdbx_database_related repository Initial release Database references Database references Structure summary Data collection Database references 1 0 2012-10-03 1 1 2012-10-31 1 2 2012-12-26 1 3 2018-07-18 Antiamoebin in Methanol/water Cephaibol A Cephaibol B Cephaibol C Samarosporin I RCSB Y RCSB 2012-07-10 REL REL HOH water SAMAROSPORIN I/EMERIMICIN IV IS LINEAR PEPTIDE, A MEMBER OF THE PEPTAIBOL FAMILY OF MEMBRANE CHANNEL FORMING PEPTIDES. HERE, SAMAROSPORIN I/EMERIMICIN IV IS REPRESENTED BY THE SEQUENCE (SEQRES) THE N-TERM IS ACETYLATED (RESIDUE 0) Antibiotic SAMAROSPORIN I Peptaibol HOH 20 2 HOH HOH 101 A HOH 21 2 HOH HOH 102 A ACE 0 n 1 ACE 0 A PHE 1 n 2 PHE 1 A AIB 2 n 3 AIB 2 A AIB 3 n 4 AIB 3 A AIB 4 n 5 AIB 4 A VAL 5 n 6 VAL 5 A GLY 6 n 7 GLY 6 A LEU 7 n 8 LEU 7 A AIB 8 n 9 AIB 8 A AIB 9 n 10 AIB 9 A HYP 10 n 11 HYP 10 A GLN 11 n 12 GLN 11 A DIV 12 n 13 DIV 12 A HYP 13 n 14 HYP 13 A AIB 14 n 15 AIB 14 A PHL 15 n 16 PHL 15 A 0.067 0.067 0.078 0.071 0.081 389 466 5 5 7856 software_defined_assembly PISA 1 monomeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 5.44 0.081 0.078 0.078 0.078 0.80 22.61 1061 466 9272 9272 99 5 91.8 RANDOM 1 0.000 AB INITIO PHASING Engh & Huber BABINET 1 112 114 0.80 22.61 2 114 0 0 112 0.8 22.61 4G13 9272 9272 0.0 0.0 1 14.1 6.5 91.8 0.8 0.84 1.8 1 2.2 50.9 phasing ACORN refinement SHELXL-97 data reduction XDS data scaling SCALA emerimicin IV Crystal structure of samarosporin I at 100K 1 N N 2 N N AUTHORS STATE THAT THE BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE IN THE MEMBRANE IS UNKNOWN A PHE 1 A PHE 2 HELX_P A HYP 10 A HYP 11 1 1 10 A GLN 11 A GLN 12 HELX_P A PHL 15 A PHL 16 5 2 5 covale 1.345 A ACE 0 A C ACE 1 1_555 A PHE 1 A N PHE 2 1_555 covale 1.338 A PHE 1 A C PHE 2 1_555 A AIB 2 A N AIB 3 1_555 covale 1.351 A AIB 2 A C AIB 3 1_555 A AIB 3 A N AIB 4 1_555 covale 1.329 sing A AIB 3 A C AIB 4 1_555 A AIB 4 A N AIB 5 1_555 covale 1.347 A AIB 4 A C AIB 5 1_555 A VAL 5 A N VAL 6 1_555 covale 1.332 A LEU 7 A C LEU 8 1_555 A AIB 8 A N AIB 9 1_555 covale 1.343 A AIB 8 A C AIB 9 1_555 A AIB 9 A N AIB 10 1_555 covale 1.349 A AIB 9 A C AIB 10 1_555 A HYP 10 A N HYP 11 1_555 covale 1.338 A HYP 10 A C HYP 11 1_555 A GLN 11 A N GLN 12 1_555 covale 1.327 A GLN 11 A C GLN 12 1_555 A DIV 12 A N DIV 13 1_555 covale 1.337 A DIV 12 A C DIV 13 1_555 A HYP 13 A N HYP 14 1_555 covale 1.345 A HYP 13 A C HYP 14 1_555 A AIB 14 A N AIB 15 1_555 covale 1.349 A AIB 14 A C AIB 15 1_555 A PHL 15 A N PHL 16 1_555 ANTIBIOTIC peptaibol, 3(10)-alpha Helix, antibiotic peptide, membrane, extracellular, ANTIBIOTIC NOR00986 NOR 1 NOR00986 XFAAAVGLAAPQVPAF 0 15 4G13 0 15 NOR00986 A 1 1 16 5 C 1 2 1