HEADER TOXIN 18-SEP-15 5DU1 TITLE CRYSTAL STRUCTURE OF DENDROASPIS POLYLEPIS MAMBALGIN-1 WILD-TYPE IN TITLE 2 P21 SPACE GROUP. COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAMBALGIN-1; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: MAMB-1,PI-DP1; COMPND 5 OTHER_DETAILS: WILD-TYPE SEQUENCE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DENDROASPIS POLYLEPIS POLYLEPIS; SOURCE 3 ORGANISM_COMMON: BLACK MAMBA; SOURCE 4 ORGANISM_TAXID: 8620; SOURCE 5 OTHER_DETAILS: WILD-TYPE POLYPEPTIDE FOUND IN THE VENOM KEYWDS ACID SENSING ION CHANNELS, ELAPID VENOMS, ANALGESIC POLYPEPTIDE, KEYWDS 2 TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR E.A.STURA,L.TEPSHI,G.MOURIER,P.KESSLER,D.SERVENT REVDAT 3 10-JAN-24 5DU1 1 REMARK REVDAT 2 17-FEB-16 5DU1 1 JRNL REVDAT 1 30-DEC-15 5DU1 0 JRNL AUTH G.MOURIER,M.SALINAS,P.KESSLER,E.A.STURA,M.LEBLANC,L.TEPSHI, JRNL AUTH 2 T.BESSON,S.DIOCHOT,A.BARON,D.DOUGUET,E.LINGUEGLIA,D.SERVENT JRNL TITL MAMBALGIN-1 PAIN-RELIEVING PEPTIDE, STEPWISE SOLID-PHASE JRNL TITL 2 SYNTHESIS, CRYSTAL STRUCTURE, AND FUNCTIONAL DOMAIN FOR JRNL TITL 3 ACID-SENSING ION CHANNEL 1A INHIBITION. JRNL REF J.BIOL.CHEM. V. 291 2616 2016 JRNL REFN ESSN 1083-351X JRNL PMID 26680001 JRNL DOI 10.1074/JBC.M115.702373 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0123 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.3 REMARK 3 NUMBER OF REFLECTIONS : 15332 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.177 REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 807 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 799 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 67.93 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE SET COUNT : 42 REMARK 3 BIN FREE R VALUE : 0.3870 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1804 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 196 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.71 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.11000 REMARK 3 B22 (A**2) : -1.22000 REMARK 3 B33 (A**2) : -1.90000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.22000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.174 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.153 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.115 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.832 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.963 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.936 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1906 ; 0.019 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1765 ; 0.013 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2559 ; 2.065 ; 1.945 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4091 ; 2.375 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 235 ; 7.997 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 86 ;35.855 ;23.488 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 377 ;17.159 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;21.029 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 266 ; 0.103 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2160 ; 0.013 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 462 ; 0.011 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 937 ; 2.696 ; 2.406 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 936 ; 2.676 ; 2.402 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1173 ; 4.123 ; 3.586 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1174 ; 4.125 ; 3.588 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 969 ; 3.723 ; 2.894 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 969 ; 3.715 ; 2.895 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1386 ; 5.760 ; 4.151 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2177 ; 9.462 ;20.878 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 2137 ; 9.446 ;20.515 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NCS TYPE: LOCAL REMARK 3 NUMBER OF DIFFERENT NCS PAIRS : 6 REMARK 3 GROUP CHAIN1 RANGE CHAIN2 RANGE COUNT RMS WEIGHT REMARK 3 1 A 1 57 B 1 57 4972 0.23 0.05 REMARK 3 2 A 1 57 C 1 57 5164 0.21 0.05 REMARK 3 3 A 1 57 D 1 57 5006 0.25 0.05 REMARK 3 4 B 1 57 C 1 57 5428 0.19 0.05 REMARK 3 5 B 1 57 D 1 57 4966 0.24 0.05 REMARK 3 6 C 1 57 D 1 57 4932 0.24 0.05 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 5DU1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-SEP-15. REMARK 100 THE DEPOSITION ID IS D_1000213803. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JAN-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6-7.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : MASSIF-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.965 REMARK 200 MONOCHROMATOR : DIAMOND BEAM SPLITTER REMARK 200 OPTICS : COMPOUND REFRACTIVE LENS FULLY REMARK 200 AUTOMATIC DATA COLLECTION REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15969 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 46.796 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.8 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : 0.05200 REMARK 200 FOR THE DATA SET : 13.7700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.77 REMARK 200 R MERGE FOR SHELL (I) : 0.25700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.350 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 5DO6 REMARK 200 REMARK 200 REMARK: PRISMATIC REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 29.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN: 5 MG/ML IN 0.550 M NA ACETATE REMARK 280 PH 5.5 PRECIPITANT: 18% PEG4K, 3% MPD, 3% 1,4-DIOXANE, .188 M REMARK 280 IMIDAZOLE MALATE, PH 6 CRYOPROTECTANT:: CRYSOL-SM5, 30% PEG 600, REMARK 280 0.1 M MIXED (NA ACETATE, ADA, BICINE), PH 7.5, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 25.12000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12640 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 ASN B 56 C LYS B 57 N 0.271 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 CYS A 49 CA - CB - SG ANGL. DEV. = -21.3 DEGREES REMARK 500 MET B 16 CG - SD - CE ANGL. DEV. = -14.1 DEGREES REMARK 500 ASN B 56 O - C - N ANGL. DEV. = -11.1 DEGREES REMARK 500 LEU C 34 CB - CG - CD2 ANGL. DEV. = -11.5 DEGREES REMARK 500 ARG C 54 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 ASP D 53 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES 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 CYS A 41 131.45 -171.75 REMARK 500 ASN B 56 40.03 -99.87 REMARK 500 SER D 40 0.27 -64.12 REMARK 500 ASN D 46 42.54 -96.78 REMARK 500 ASN D 47 -74.10 -69.96 REMARK 500 ASN D 56 32.19 -96.48 REMARK 500 REMARK 500 REMARK: NULL DBREF 5DU1 A 1 57 UNP P0DKR6 3SX1_DENPO 22 78 DBREF 5DU1 B 1 57 UNP P0DKR6 3SX1_DENPO 22 78 DBREF 5DU1 C 1 57 UNP P0DKR6 3SX1_DENPO 22 78 DBREF 5DU1 D 1 57 UNP P0DKR6 3SX1_DENPO 22 78 SEQRES 1 A 57 LEU LYS CYS TYR GLN HIS GLY LYS VAL VAL THR CYS HIS SEQRES 2 A 57 ARG ASP MET LYS PHE CYS TYR HIS ASN THR GLY MET PRO SEQRES 3 A 57 PHE ARG ASN LEU LYS LEU ILE LEU GLN GLY CYS SER SER SEQRES 4 A 57 SER CYS SER GLU THR GLU ASN ASN LYS CYS CYS SER THR SEQRES 5 A 57 ASP ARG CYS ASN LYS SEQRES 1 B 57 LEU LYS CYS TYR GLN HIS GLY LYS VAL VAL THR CYS HIS SEQRES 2 B 57 ARG ASP MET LYS PHE CYS TYR HIS ASN THR GLY MET PRO SEQRES 3 B 57 PHE ARG ASN LEU LYS LEU ILE LEU GLN GLY CYS SER SER SEQRES 4 B 57 SER CYS SER GLU THR GLU ASN ASN LYS CYS CYS SER THR SEQRES 5 B 57 ASP ARG CYS ASN LYS SEQRES 1 C 57 LEU LYS CYS TYR GLN HIS GLY LYS VAL VAL THR CYS HIS SEQRES 2 C 57 ARG ASP MET LYS PHE CYS TYR HIS ASN THR GLY MET PRO SEQRES 3 C 57 PHE ARG ASN LEU LYS LEU ILE LEU GLN GLY CYS SER SER SEQRES 4 C 57 SER CYS SER GLU THR GLU ASN ASN LYS CYS CYS SER THR SEQRES 5 C 57 ASP ARG CYS ASN LYS SEQRES 1 D 57 LEU LYS CYS TYR GLN HIS GLY LYS VAL VAL THR CYS HIS SEQRES 2 D 57 ARG ASP MET LYS PHE CYS TYR HIS ASN THR GLY MET PRO SEQRES 3 D 57 PHE ARG ASN LEU LYS LEU ILE LEU GLN GLY CYS SER SER SEQRES 4 D 57 SER CYS SER GLU THR GLU ASN ASN LYS CYS CYS SER THR SEQRES 5 D 57 ASP ARG CYS ASN LYS FORMUL 5 HOH *196(H2 O) HELIX 1 AA1 SER A 42 ASN A 46 5 5 HELIX 2 AA2 SER B 42 ASN B 47 5 6 HELIX 3 AA3 SER C 42 ASN C 47 5 6 SHEET 1 AA1 2 LYS A 2 TYR A 4 0 SHEET 2 AA1 2 VAL A 9 THR A 11 -1 O VAL A 10 N CYS A 3 SHEET 1 AA2 6 LYS A 48 CYS A 50 0 SHEET 2 AA2 6 PHE A 18 PHE A 27 -1 N CYS A 19 O CYS A 50 SHEET 3 AA2 6 LEU A 30 SER A 38 -1 O LEU A 34 N ASN A 22 SHEET 4 AA2 6 LEU B 30 SER B 38 -1 O LYS B 31 N ILE A 33 SHEET 5 AA2 6 PHE B 18 PHE B 27 -1 N PHE B 18 O SER B 38 SHEET 6 AA2 6 CYS B 49 CYS B 50 -1 O CYS B 50 N CYS B 19 SHEET 1 AA3 2 LYS B 2 GLN B 5 0 SHEET 2 AA3 2 LYS B 8 THR B 11 -1 O LYS B 8 N GLN B 5 SHEET 1 AA4 2 LYS C 2 TYR C 4 0 SHEET 2 AA4 2 VAL C 9 THR C 11 -1 O VAL C 10 N CYS C 3 SHEET 1 AA5 6 CYS C 49 CYS C 50 0 SHEET 2 AA5 6 PHE C 18 PHE C 27 -1 N CYS C 19 O CYS C 50 SHEET 3 AA5 6 LEU C 30 SER C 38 -1 O SER C 38 N PHE C 18 SHEET 4 AA5 6 LEU D 30 SER D 38 -1 O LYS D 31 N ILE C 33 SHEET 5 AA5 6 PHE D 18 PHE D 27 -1 N TYR D 20 O GLY D 36 SHEET 6 AA5 6 CYS D 49 CYS D 50 -1 O CYS D 50 N CYS D 19 SHEET 1 AA6 2 LYS D 2 TYR D 4 0 SHEET 2 AA6 2 VAL D 9 THR D 11 -1 O VAL D 10 N CYS D 3 SSBOND 1 CYS A 3 CYS A 19 1555 1555 2.04 SSBOND 2 CYS A 12 CYS A 37 1555 1555 2.03 SSBOND 3 CYS A 41 CYS A 49 1555 1555 1.93 SSBOND 4 CYS A 50 CYS A 55 1555 1555 1.98 SSBOND 5 CYS B 3 CYS B 19 1555 1555 2.05 SSBOND 6 CYS B 12 CYS B 37 1555 1555 2.11 SSBOND 7 CYS B 41 CYS B 49 1555 1555 2.06 SSBOND 8 CYS B 50 CYS B 55 1555 1555 2.01 SSBOND 9 CYS C 3 CYS C 19 1555 1555 2.07 SSBOND 10 CYS C 12 CYS C 37 1555 1555 2.08 SSBOND 11 CYS C 41 CYS C 49 1555 1555 2.04 SSBOND 12 CYS C 50 CYS C 55 1555 1555 2.02 SSBOND 13 CYS D 3 CYS D 19 1555 1555 1.99 SSBOND 14 CYS D 12 CYS D 37 1555 1555 2.02 SSBOND 15 CYS D 41 CYS D 49 1555 1555 1.89 SSBOND 16 CYS D 50 CYS D 55 1555 1555 2.04 CRYST1 39.030 50.240 46.880 90.00 93.38 90.00 P 1 21 1 8 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 0.025621 0.000000 0.001513 0.00000 SCALE2 0.000000 0.019904 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021368 0.00000