HEADER DE NOVO PROTEIN 01-JUN-23 8T0G TITLE BACKBONE DIALKYLATION IN PEPTIDE HAIRPINS: NATURAL BACKBONE PROTOTYPE COMPND MOL_ID: 1; COMPND 2 MOLECULE: IMMUNOGLOBULIN G-BINDING PROTEIN G; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IGG-BINDING PROTEIN G; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: STREPTOCOCCUS SP. GROUP G; SOURCE 4 ORGANISM_TAXID: 1320 KEYWDS HAIRPIN, PEPTIDOMIMETIC, BACKBONE MODIFICATION, DE NOVO PROTEIN EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR S.L.HEATH,W.S.HORNE,G.A.LENGYEL REVDAT 1 16-AUG-23 8T0G 0 JRNL AUTH S.L.HEATH,W.S.HORNE,G.A.LENGYEL JRNL TITL EFFECTS OF CHIRALITY AND SIDE CHAIN LENGTH IN C ALPHA , JRNL TITL 2 ALPHA-DIALKYLATED RESIDUES ON BETA-HAIRPIN PEPTIDE FOLDED JRNL TITL 3 STRUCTURE AND STABILITY. JRNL REF ORG.BIOMOL.CHEM. V. 21 6320 2023 JRNL REFN ESSN 1477-0539 JRNL PMID 37503895 JRNL DOI 10.1039/D3OB00963G REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA REMARK 3 AUTHORS : LINGE, O'DONOGHUE AND NILGES REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 8T0G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JUN-23. REMARK 100 THE DEPOSITION ID IS D_1000274876. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.3 REMARK 210 IONIC STRENGTH : 250 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 2 MM GB1 C-TERMINAL HAIRPIN REMARK 210 MUTANT: ALA13 VARIANT, 50 MM REMARK 210 SODIUM PHOSPHATE, 0.2 MM DSS, 90% REMARK 210 H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY; REMARK 210 2D 1H-1H COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN, NMRFAM-SPARKY, ARIA REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 31089 RELATED DB: BMRB REMARK 900 BACKBONE DIALKYLATION IN PEPTIDE HAIRPINS: NATURAL BACKBONE REMARK 900 PROTOTYPE DBREF 8T0G A 1 16 UNP P06654 SPG1_STRSG 267 282 SEQADV 8T0G ALA A 4 UNP P06654 THR 270 CONFLICT SEQADV 8T0G ASN A 6 UNP P06654 ASP 272 CONFLICT SEQADV 8T0G PRO A 7 UNP P06654 ASP 273 CONFLICT SEQADV 8T0G GLY A 10 UNP P06654 LYS 276 CONFLICT SEQADV 8T0G LYS A 11 UNP P06654 THR 277 CONFLICT SEQADV 8T0G ALA A 13 UNP P06654 THR 279 ENGINEERED MUTATION SEQADV 8T0G TRP A 14 UNP P06654 VAL 280 CONFLICT SEQADV 8T0G NH2 A 17 UNP P06654 AMIDATION SEQRES 1 A 17 GLY GLU TRP ALA TYR ASN PRO ALA THR GLY LYS PHE ALA SEQRES 2 A 17 TRP THR GLU NH2 HET NH2 A 17 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N SHEET 1 AA1 2 GLU A 2 ASN A 6 0 SHEET 2 AA1 2 LYS A 11 THR A 15 -1 O ALA A 13 N ALA A 4 LINK C GLU A 16 N NH2 A 17 1555 1555 1.32 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1