PDB Short entry for 2K6O HEADER ANTIMICROBIAL PROTEIN 14-JUL-08 2K6O TITLE HUMAN LL-37 STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATHELICIDIN ANTIMICROBIAL PEPTIDE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 134-170; COMPND 5 SYNONYM: 18 KDA CATIONIC ANTIMICROBIAL PROTEIN, CAP-18, HCAP-18, COMPND 6 ANTIBACTERIAL PROTEIN FALL-39, FALL-39 PEPTIDE ANTIBIOTIC, COMPND 7 ANTIBACTERIAL PROTEIN LL-37; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CAMP, CAP18, FALL39, HSD26; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PLASMID KEYWDS HUMAN HOST DEFENSE PEPTIDE, HUMAN CATHELICIDIN, ANTIMICROBIAL KEYWDS 2 PEPTIDE, LL-37, BACTERIAL MEMBRANE TARGETING, ANTIBIOTIC, KEYWDS 3 ANTIMICROBIAL, CLEAVAGE ON PAIR OF BASIC RESIDUES, PYRROLIDONE KEYWDS 4 CARBOXYLIC ACID, SECRETED, ANTIMICROBIAL PROTEIN EXPDTA SOLUTION NMR NUMMDL 4 AUTHOR G.WANG REVDAT 4 16-MAR-22 2K6O 1 REMARK REVDAT 3 23-DEC-08 2K6O 1 JRNL VERSN REVDAT 2 07-OCT-08 2K6O 1 REMARK REVDAT 1 23-SEP-08 2K6O 0 JRNL AUTH G.WANG JRNL TITL STRUCTURES OF HUMAN HOST DEFENSE CATHELICIDIN LL-37 AND ITS JRNL TITL 2 SMALLEST ANTIMICROBIAL PEPTIDE KR-12 IN LIPID MICELLES JRNL REF J.BIOL.CHEM. V. 283 32637 2008 JRNL REFN ISSN 0021-9258 JRNL PMID 18818205 JRNL DOI 10.1074/JBC.M805533200 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2K6O COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JUL-08. REMARK 100 THE DEPOSITION ID IS D_1000100743. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 5.4 REMARK 210 IONIC STRENGTH : NON-BUFFERED REMARK 210 PRESSURE : AMBIENT ATM REMARK 210 SAMPLE CONTENTS : 0.50 MM [U-100% 15N] LL-37, 0.5 REMARK 210 MM [U-100% 13C; U-100% 15N] LL- REMARK 210 37, 2 MM LL-37, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 3D CBCA(CO)NH; REMARK 210 3D HNCACB; 3D HBHA(CO)NH; 3D REMARK 210 HN(CO)CA; 3D H(CCO)NH; 3D HNCO; REMARK 210 3D C(CO)NH; 3D HCCH-TOCSY; 3D REMARK 210 HNHA REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR NIH REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 4 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 O ILE A 13 H PHE A 17 1.40 REMARK 500 O PHE A 5 H SER A 9 1.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 THR A 35 -164.65 -72.04 REMARK 500 2 ARG A 34 -11.84 -48.85 REMARK 500 2 THR A 35 -151.44 -76.66 REMARK 500 3 ARG A 34 136.24 -171.41 REMARK 500 3 THR A 35 -166.29 -78.50 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FBU RELATED DB: PDB REMARK 900 N-TERMINAL FRAGMENT OF LL-37 REMARK 900 RELATED ID: 2FBS RELATED DB: PDB REMARK 900 C-TERMINAL FRAGMENT OF LL-37 DBREF 2K6O A 1 37 UNP P49913 CAMP_HUMAN 134 170 SEQRES 1 A 37 LEU LEU GLY ASP PHE PHE ARG LYS SER LYS GLU LYS ILE SEQRES 2 A 37 GLY LYS GLU PHE LYS ARG ILE VAL GLN ARG ILE LYS ASP SEQRES 3 A 37 PHE LEU ARG ASN LEU VAL PRO ARG THR GLU SER HELIX 1 1 LEU A 1 VAL A 32 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