HEADER CYTOKINE 05-NOV-96 1TVX TITLE NEUTROPHIL ACTIVATING PEPTIDE-2 VARIANT FORM M6L WITH FIVE ADDITIONAL TITLE 2 AMINO TERMINAL RESIDUES (DSDLY) COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEUTROPHIL ACTIVATING PEPTIDE 2 VARIANT; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: NAP-2; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CYTOKINE EXPDTA X-RAY DIFFRACTION AUTHOR M.G.MALKOWSKI,B.F.P.EDWARDS REVDAT 3 09-AUG-23 1TVX 1 REMARK REVDAT 2 24-FEB-09 1TVX 1 VERSN REVDAT 1 11-JAN-97 1TVX 0 JRNL AUTH M.G.MALKOWSKI,J.B.LAZAR,P.H.JOHNSON,B.F.EDWARDS JRNL TITL THE AMINO-TERMINAL RESIDUES IN THE CRYSTAL STRUCTURE OF JRNL TITL 2 CONNECTIVE TISSUE ACTIVATING PEPTIDE-III (DES10) BLOCK THE JRNL TITL 3 ELR CHEMOTACTIC SEQUENCE. JRNL REF J.MOL.BIOL. V. 266 367 1997 JRNL REFN ISSN 0022-2836 JRNL PMID 9047370 JRNL DOI 10.1006/JMBI.1996.0796 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.G.MALKOWSKI,J.Y.WU,J.B.LAZAR,P.H.JOHNSON,B.F.EDWARDS REMARK 1 TITL THE CRYSTAL STRUCTURE OF RECOMBINANT HUMAN REMARK 1 TITL 2 NEUTROPHIL-ACTIVATING PEPTIDE-2 (M6L) AT 1.9-A RESOLUTION REMARK 1 REF J.BIOL.CHEM. V. 270 7077 1995 REMARK 1 REFN ISSN 0021-9258 REMARK 1 REFERENCE 2 REMARK 1 AUTH E.T.BALDWIN,I.T.WEBER,R.ST.CHARLES,J.C.XUAN,E.APPELLA, REMARK 1 AUTH 2 M.YAMADA,K.MATSUSHIMA,B.F.EDWARDS,G.M.CLORE,A.M.GRONENBORN, REMARK 1 AUTH 3 ET AL. REMARK 1 TITL CRYSTAL STRUCTURE OF INTERLEUKIN 8: SYMBIOSIS OF NMR AND REMARK 1 TITL 2 CRYSTALLOGRAPHY REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 88 502 1991 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.ST.CHARLES,D.A.WALZ,B.F.EDWARDS REMARK 1 TITL THE THREE-DIMENSIONAL STRUCTURE OF BOVINE PLATELET FACTOR 4 REMARK 1 TITL 2 AT 3.0-A RESOLUTION REMARK 1 REF J.BIOL.CHEM. V. 264 2092 1989 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 25118 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2060 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 147 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 2.060 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.34 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.850 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1TVX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176873. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : XENGEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25385 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.720 REMARK 200 RESOLUTION RANGE LOW (A) : 9.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03880 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NEUTROPHIL ACTIVATING PEPTIDE-2 (1NAP) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6M CITRATE, 0.1M HEPES, PH 7.5 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 38.38000 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: 7090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASP A 16 REMARK 465 SER A 17 REMARK 465 ASP A 18 REMARK 465 LEU A 19 REMARK 465 TYR A 20 REMARK 465 ALA A 21 REMARK 465 GLU A 22 REMARK 465 GLU A 87 REMARK 465 SER A 88 REMARK 465 ALA A 89 REMARK 465 ASP A 90 REMARK 465 GLU B 87 REMARK 465 SER B 88 REMARK 465 ALA B 89 REMARK 465 ASP B 90 REMARK 465 ASP C 16 REMARK 465 SER C 17 REMARK 465 ASP C 18 REMARK 465 LEU C 19 REMARK 465 TYR C 20 REMARK 465 ALA C 21 REMARK 465 GLU C 22 REMARK 465 GLU C 87 REMARK 465 SER C 88 REMARK 465 ALA C 89 REMARK 465 ASP C 90 REMARK 465 GLU D 87 REMARK 465 SER D 88 REMARK 465 ALA D 89 REMARK 465 ASP D 90 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 ARG A 24 -160.72 -51.14 REMARK 500 ASN A 52 30.31 -89.38 REMARK 500 ARG B 24 -128.17 -107.44 REMARK 500 CYS B 51 128.23 -171.16 REMARK 500 ASN B 52 42.42 -94.45 REMARK 500 ARG C 24 -142.25 -151.56 REMARK 500 CYS C 51 99.50 -179.21 REMARK 500 ASN C 52 45.50 -90.65 REMARK 500 SER D 17 80.05 33.74 REMARK 500 ARG D 24 -123.43 -113.07 REMARK 500 CYS D 51 126.88 -175.76 REMARK 500 ASN D 52 47.45 -91.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 700 REMARK 700 SHEET REMARK 700 THERE IS A TETRAMER IN THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 700 WHICH CONSISTS OF FOUR IDENTICAL MONOMERS. TWO MONOMERS REMARK 700 COMBINE TO FORM AN EXTENDED SIX STRANDED BETA SHEET DIMER. REMARK 700 TWO DIMERS ARE THEN ARRANGED BACK-TO-BACK TO FORM THE REMARK 700 TETRAMER. REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE NUMBERING SCHEME FOR ASP-CTAP FOLLOWS HOMOLOGY REMARK 999 ALIGNMENT WITH THE FIRST PAIR OF CYSTEINE RESIDUES IN REMARK 999 BOVINE PLATELET FACTOR FOUR. THE NUMBERING SCHEME IS REMARK 999 SEQUENTIAL BEGINNING WITH RESIDUE 16 AND ENDING WITH REMARK 999 RESIDUE 90. SEE FIGURE 1 IN THE JRNL REFERENCE LISTED REMARK 999 ABOVE. DBREF 1TVX A 16 90 UNP P02775 SCYB7_HUMAN 517 591 DBREF 1TVX B 16 90 UNP P02775 SCYB7_HUMAN 517 591 DBREF 1TVX C 16 90 UNP P02775 SCYB7_HUMAN 517 591 DBREF 1TVX D 16 90 UNP P02775 SCYB7_HUMAN 517 591 SEQRES 1 A 75 ASP SER ASP LEU TYR ALA GLU LEU ARG CYS LEU CYS ILE SEQRES 2 A 75 LYS THR THR SER GLY ILE HIS PRO LYS ASN ILE GLN SER SEQRES 3 A 75 LEU GLU VAL ILE GLY LYS GLY THR HIS CYS ASN GLN VAL SEQRES 4 A 75 GLU VAL ILE ALA THR LEU LYS ASP GLY ARG LYS ILE CYS SEQRES 5 A 75 LEU ASP PRO ASP ALA PRO ARG ILE LYS LYS ILE VAL GLN SEQRES 6 A 75 LYS LYS LEU ALA GLY ASP GLU SER ALA ASP SEQRES 1 B 75 ASP SER ASP LEU TYR ALA GLU LEU ARG CYS LEU CYS ILE SEQRES 2 B 75 LYS THR THR SER GLY ILE HIS PRO LYS ASN ILE GLN SER SEQRES 3 B 75 LEU GLU VAL ILE GLY LYS GLY THR HIS CYS ASN GLN VAL SEQRES 4 B 75 GLU VAL ILE ALA THR LEU LYS ASP GLY ARG LYS ILE CYS SEQRES 5 B 75 LEU ASP PRO ASP ALA PRO ARG ILE LYS LYS ILE VAL GLN SEQRES 6 B 75 LYS LYS LEU ALA GLY ASP GLU SER ALA ASP SEQRES 1 C 75 ASP SER ASP LEU TYR ALA GLU LEU ARG CYS LEU CYS ILE SEQRES 2 C 75 LYS THR THR SER GLY ILE HIS PRO LYS ASN ILE GLN SER SEQRES 3 C 75 LEU GLU VAL ILE GLY LYS GLY THR HIS CYS ASN GLN VAL SEQRES 4 C 75 GLU VAL ILE ALA THR LEU LYS ASP GLY ARG LYS ILE CYS SEQRES 5 C 75 LEU ASP PRO ASP ALA PRO ARG ILE LYS LYS ILE VAL GLN SEQRES 6 C 75 LYS LYS LEU ALA GLY ASP GLU SER ALA ASP SEQRES 1 D 75 ASP SER ASP LEU TYR ALA GLU LEU ARG CYS LEU CYS ILE SEQRES 2 D 75 LYS THR THR SER GLY ILE HIS PRO LYS ASN ILE GLN SER SEQRES 3 D 75 LEU GLU VAL ILE GLY LYS GLY THR HIS CYS ASN GLN VAL SEQRES 4 D 75 GLU VAL ILE ALA THR LEU LYS ASP GLY ARG LYS ILE CYS SEQRES 5 D 75 LEU ASP PRO ASP ALA PRO ARG ILE LYS LYS ILE VAL GLN SEQRES 6 D 75 LYS LYS LEU ALA GLY ASP GLU SER ALA ASP FORMUL 5 HOH *147(H2 O) HELIX 1 1 PRO A 36 ASN A 38 5 3 HELIX 2 2 PRO A 73 LEU A 83 1 11 HELIX 3 3 PRO B 36 ASN B 38 5 3 HELIX 4 4 PRO B 73 LEU B 83 1 11 HELIX 5 5 PRO C 36 ASN C 38 5 3 HELIX 6 6 PRO C 73 LYS C 82 1 10 HELIX 7 7 PRO D 36 ASN D 38 5 3 HELIX 8 8 PRO D 73 ALA D 84 1 12 SHEET 1 A 6 LYS A 65 LEU A 68 0 SHEET 2 A 6 GLU A 55 LEU A 60 -1 N ALA A 58 O ILE A 66 SHEET 3 A 6 ILE A 39 ILE A 45 -1 N ILE A 45 O GLU A 55 SHEET 4 A 6 ILE B 39 ILE B 45 -1 N VAL B 44 O LEU A 42 SHEET 5 A 6 GLU B 55 LEU B 60 -1 N THR B 59 O GLN B 40 SHEET 6 A 6 LYS B 65 LEU B 68 -1 N LEU B 68 O VAL B 56 SHEET 1 B 6 LYS C 65 LEU C 68 0 SHEET 2 B 6 GLU C 55 LEU C 60 -1 N ALA C 58 O ILE C 66 SHEET 3 B 6 ILE C 39 ILE C 45 -1 N ILE C 45 O GLU C 55 SHEET 4 B 6 ILE D 39 ILE D 45 -1 N VAL D 44 O LEU C 42 SHEET 5 B 6 GLU D 55 LEU D 60 -1 N THR D 59 O GLN D 40 SHEET 6 B 6 LYS D 65 LEU D 68 -1 N LEU D 68 O VAL D 56 SSBOND 1 CYS A 25 CYS A 51 1555 1555 2.03 SSBOND 2 CYS A 27 CYS A 67 1555 1555 2.00 SSBOND 3 CYS B 25 CYS B 51 1555 1555 2.00 SSBOND 4 CYS B 27 CYS B 67 1555 1555 2.03 SSBOND 5 CYS C 25 CYS C 51 1555 1555 2.03 SSBOND 6 CYS C 27 CYS C 67 1555 1555 2.02 SSBOND 7 CYS D 25 CYS D 51 1555 1555 2.01 SSBOND 8 CYS D 27 CYS D 67 1555 1555 2.02 CRYST1 43.810 76.760 43.780 90.00 96.95 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 0.022826 0.000000 0.002782 0.00000 SCALE2 0.000000 0.013028 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023011 0.00000