PDB Short entry for 1QE6 HEADER IMMUNE SYSTEM 13-JUL-99 1QE6 TITLE INTERLEUKIN-8 WITH AN ADDED DISULFIDE BETWEEN RESIDUES 5 AND 33 TITLE 2 (L5C/H33C) COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-8 VARIANT; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: MONOCYTE; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS INTERCRINE ALPHA FAMILY, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR N.GERBER,H.LOWMAN,D.R.ARTIS,C.EIGENBROT REVDAT 4 31-JAN-18 1QE6 1 REMARK REVDAT 3 24-FEB-09 1QE6 1 VERSN REVDAT 2 01-APR-03 1QE6 1 JRNL REVDAT 1 22-MAR-00 1QE6 0 JRNL AUTH N.GERBER,H.LOWMAN,D.R.ARTIS,C.EIGENBROT JRNL TITL RECEPTOR-BINDING CONFORMATION OF THE "ELR" MOTIF OF IL-8: JRNL TITL 2 X-RAY STRUCTURE OF THE L5C/H33C VARIANT AT 2.35 A JRNL TITL 3 RESOLUTION. JRNL REF PROTEINS V. 38 361 2000 JRNL REFN ISSN 0887-3585 JRNL PMID 10707023 JRNL DOI 10.1002/(SICI)1097-0134(20000301)38:4<361::AID-PROT2>3.3.CO; JRNL DOI 2 2-S REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.T.BALDWIN,I.T.WEBER,R.ST.CHARLES,J.-C.XUAN REMARK 1 TITL CRYSTAL STRUCTURE OF IL-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 2 REMARK 1 AUTH C.EIGENBROT,H.B.LOWMAN,L.CHEE,D.R.ARTIS REMARK 1 TITL STRUCTURAL CHANGE AND RECEPTOR BINDING IN A CHEMOKINE MUTANT REMARK 1 TITL 2 WITH A RE- ARRANGED DISULFIDE: X-RAY STRUCTURE OF E38C/C50A REMARK 1 TITL 3 IL-8 AT 2 A RESOLUTION. REMARK 1 REF PROTEINS V. 27 556 1997 REMARK 1 REFN ISSN 0887-3585 REMARK 1 DOI 10.1002/(SICI)1097-0134(199704)27:4<556::AID-PROT8>3.3.CO;2- REMARK 1 DOI 2 S REMARK 2 REMARK 2 RESOLUTION. 2.35 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.8 REMARK 3 NUMBER OF REFLECTIONS : 12186 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SHELLS REMARK 3 R VALUE (WORKING SET) : 0.208 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.200 REMARK 3 FREE R VALUE TEST SET COUNT : 881 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.35 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.43 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 952 REMARK 3 BIN R VALUE (WORKING SET) : 0.2160 REMARK 3 BIN FREE R VALUE : 0.3870 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 12.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 137 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.033 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2258 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 231 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM SIGMAA (A) : 0.17 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.38 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.600 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.330 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.170 ; 5.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.970 ; 6.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.380 ; 7.000 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : PARAM.SO4 REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOP.SO4 REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QE6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000009333. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-OCT-96 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.908 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : PRINCETON 1K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MCCDATA REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12188 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.350 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.08800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 13.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : 0.11300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NACL, AMMONIUM SULFATE, PEG 8000, PH REMARK 280 6.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 19K, TEMPERATURE REMARK 280 292.0K 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 35.88500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2160 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8410 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 37.07548 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 35.88500 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 57.85814 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 SER A 1 REMARK 465 ALA A 2 REMARK 465 LYS A 3 REMARK 465 GLU A 4 REMARK 465 SER B 1 REMARK 465 SER C 1 REMARK 465 ALA C 2 REMARK 465 LYS C 3 REMARK 465 GLU C 4 REMARK 465 CYS C 5 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 CYS A 5 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG A 6 CG CD NE CZ NH1 NH2 REMARK 480 LYS A 11 CG CD CE NZ REMARK 480 CYS A 33 CB SG REMARK 480 GLU A 48 CG CD OE1 OE2 REMARK 480 LYS A 54 CG CD CE NZ REMARK 480 LYS A 64 CG CD CE NZ REMARK 480 LYS A 67 CG CD CE NZ REMARK 480 LYS B 3 CD CE NZ REMARK 480 LYS B 11 CG CD CE NZ REMARK 480 LYS B 15 CG CD CE NZ REMARK 480 LYS B 42 CG CD CE REMARK 480 GLU B 48 CG CD OE1 OE2 REMARK 480 ARG C 6 CB CG CD NE CZ NH1 NH2 REMARK 480 ILE C 10 CB CG1 CG2 CD1 REMARK 480 LYS C 11 CG CD CE NZ REMARK 480 LYS C 67 CG CD CE NZ REMARK 480 LYS D 11 CG CD CE NZ REMARK 480 ASN D 56 CG OD1 ND2 REMARK 480 LYS D 64 CG CD CE NZ 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 ASP A 45 5.11 -66.01 REMARK 500 ALA D 2 125.45 69.43 REMARK 500 ARG D 6 160.90 175.54 REMARK 500 SER D 44 -76.27 -24.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 134 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 190 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3IL8 RELATED DB: PDB REMARK 900 WILD-TYPE INTERLEUKIN-8 X-RAY REMARK 900 RELATED ID: 1ICW RELATED DB: PDB REMARK 900 MUTANT INTERLEUKIN-8 E38C/C50A DBREF 1QE6 A 1 72 UNP P10145 IL8_HUMAN 28 99 DBREF 1QE6 B 1 72 UNP P10145 IL8_HUMAN 28 99 DBREF 1QE6 C 1 72 UNP P10145 IL8_HUMAN 28 99 DBREF 1QE6 D 1 72 UNP P10145 IL8_HUMAN 28 99 SEQRES 1 A 72 SER ALA LYS GLU CYS ARG CYS GLN CYS ILE LYS THR TYR SEQRES 2 A 72 SER LYS PRO PHE HIS PRO LYS PHE ILE LYS GLU LEU ARG SEQRES 3 A 72 VAL ILE GLU SER GLY PRO CYS CYS ALA ASN THR GLU ILE SEQRES 4 A 72 ILE VAL LYS LEU SER ASP GLY ARG GLU LEU CYS LEU ASP SEQRES 5 A 72 PRO LYS GLU ASN TRP VAL GLN ARG VAL VAL GLU LYS PHE SEQRES 6 A 72 LEU LYS ARG ALA GLU ASN SER SEQRES 1 B 72 SER ALA LYS GLU CYS ARG CYS GLN CYS ILE LYS THR TYR SEQRES 2 B 72 SER LYS PRO PHE HIS PRO LYS PHE ILE LYS GLU LEU ARG SEQRES 3 B 72 VAL ILE GLU SER GLY PRO CYS CYS ALA ASN THR GLU ILE SEQRES 4 B 72 ILE VAL LYS LEU SER ASP GLY ARG GLU LEU CYS LEU ASP SEQRES 5 B 72 PRO LYS GLU ASN TRP VAL GLN ARG VAL VAL GLU LYS PHE SEQRES 6 B 72 LEU LYS ARG ALA GLU ASN SER SEQRES 1 C 72 SER ALA LYS GLU CYS ARG CYS GLN CYS ILE LYS THR TYR SEQRES 2 C 72 SER LYS PRO PHE HIS PRO LYS PHE ILE LYS GLU LEU ARG SEQRES 3 C 72 VAL ILE GLU SER GLY PRO CYS CYS ALA ASN THR GLU ILE SEQRES 4 C 72 ILE VAL LYS LEU SER ASP GLY ARG GLU LEU CYS LEU ASP SEQRES 5 C 72 PRO LYS GLU ASN TRP VAL GLN ARG VAL VAL GLU LYS PHE SEQRES 6 C 72 LEU LYS ARG ALA GLU ASN SER SEQRES 1 D 72 SER ALA LYS GLU CYS ARG CYS GLN CYS ILE LYS THR TYR SEQRES 2 D 72 SER LYS PRO PHE HIS PRO LYS PHE ILE LYS GLU LEU ARG SEQRES 3 D 72 VAL ILE GLU SER GLY PRO CYS CYS ALA ASN THR GLU ILE SEQRES 4 D 72 ILE VAL LYS LEU SER ASP GLY ARG GLU LEU CYS LEU ASP SEQRES 5 D 72 PRO LYS GLU ASN TRP VAL GLN ARG VAL VAL GLU LYS PHE SEQRES 6 D 72 LEU LYS ARG ALA GLU ASN SER HET SO4 B 134 5 HET SO4 D 101 5 HET SO4 D 190 5 HETNAM SO4 SULFATE ION FORMUL 5 SO4 3(O4 S 2-) FORMUL 8 HOH *231(H2 O) HELIX 1 1 HIS A 18 LYS A 20 5 3 HELIX 2 2 GLU A 55 GLU A 70 1 16 HELIX 3 3 HIS B 18 LYS B 20 5 3 HELIX 4 4 GLU B 55 GLU B 70 1 16 HELIX 5 5 HIS C 18 LYS C 20 5 3 HELIX 6 6 GLU C 55 GLU C 70 1 16 HELIX 7 7 HIS D 18 LYS D 20 5 3 HELIX 8 8 GLU D 55 GLU D 70 1 16 SHEET 1 A 6 GLU A 48 LEU A 51 0 SHEET 2 A 6 GLU A 38 LEU A 43 -1 O ILE A 39 N LEU A 51 SHEET 3 A 6 ILE A 22 ILE A 28 -1 N LYS A 23 O LYS A 42 SHEET 4 A 6 ILE B 22 ILE B 28 -1 O LEU B 25 N VAL A 27 SHEET 5 A 6 GLU B 38 LEU B 43 -1 O GLU B 38 N ILE B 28 SHEET 6 A 6 GLU B 48 LEU B 51 -1 O LEU B 49 N VAL B 41 SHEET 1 B 6 GLU C 48 LEU C 51 0 SHEET 2 B 6 GLU C 38 LEU C 43 -1 O ILE C 39 N LEU C 51 SHEET 3 B 6 ILE C 22 ILE C 28 -1 N LYS C 23 O LYS C 42 SHEET 4 B 6 ILE D 22 ILE D 28 -1 O LEU D 25 N VAL C 27 SHEET 5 B 6 GLU D 38 LEU D 43 -1 N GLU D 38 O ILE D 28 SHEET 6 B 6 GLU D 48 LEU D 51 -1 O LEU D 49 N VAL D 41 SSBOND 1 CYS A 5 CYS A 33 1555 1555 2.03 SSBOND 2 CYS A 7 CYS A 34 1555 1555 2.04 SSBOND 3 CYS A 9 CYS A 50 1555 1555 2.04 SSBOND 4 CYS B 5 CYS B 33 1555 1555 2.03 SSBOND 5 CYS B 7 CYS B 34 1555 1555 2.04 SSBOND 6 CYS B 9 CYS B 50 1555 1555 2.03 SSBOND 7 CYS C 7 CYS C 34 1555 1555 2.03 SSBOND 8 CYS C 9 CYS C 50 1555 1555 2.03 SSBOND 9 CYS D 5 CYS D 33 1555 1555 2.03 SSBOND 10 CYS D 7 CYS D 34 1555 1555 2.04 SSBOND 11 CYS D 9 CYS D 50 1555 1555 2.04 SITE 1 AC1 6 PRO C 16 PHE C 17 HOH C 136 SER D 1 SITE 2 AC1 6 ARG D 6 HOH D 224 SITE 1 AC2 7 ALA B 2 LYS B 3 GLU B 4 CYS B 5 SITE 2 AC2 7 ASN B 56 ARG B 60 HOH B 169 SITE 1 AC3 4 HIS D 18 PRO D 19 LYS D 20 HOH D 282 CRYST1 37.540 71.770 57.860 90.00 90.46 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 0.026638 0.000000 0.000214 0.00000 SCALE2 0.000000 0.013933 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017284 0.00000