HEADER UNKNOWN FUNCTION 17-JAN-01 1HXZ TITLE MINIPROTEIN MP-2 COMPLEX WITH STREPTAVIDIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: STREPTAVIDIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: MP-2; COMPND 7 CHAIN: C, D; COMPND 8 SYNONYM: MINI-PROTEIN 2; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVIDINII; SOURCE 3 ORGANISM_TAXID: 1895; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 SYNTHETIC: YES; SOURCE 8 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. KEYWDS CONFORMATIONAL ENSEMBLE, MINI-PROTEINS, DISULPHIDE CONSTRAINED LOOPS, KEYWDS 2 ENTROPICALLY RESTRAINED PROTEINS, PEPTIDES, UNKNOWN FUNCTION EXPDTA X-RAY DIFFRACTION AUTHOR H.W.YANG,D.Q.LIU,X.FAN,M.A.WHITE,R.O.FOX REVDAT 4 09-AUG-23 1HXZ 1 REMARK REVDAT 3 13-JUL-11 1HXZ 1 VERSN REVDAT 2 24-FEB-09 1HXZ 1 VERSN REVDAT 1 17-JUN-03 1HXZ 0 JRNL AUTH H.W.YANG,D.Q.LIU,X.FAN,M.A.WHITE,R.O.FOX JRNL TITL CONFORMATIONAL ENSEMBLE ANALYSIS OF LIGAND BINDING IN JRNL TITL 2 STREPTAVIDIN MINI-PROTEIN COMPLEXES JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 747543.620 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 28149 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 SET) : 0.209 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2793 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4134 REMARK 3 BIN R VALUE (WORKING SET) : 0.2190 REMARK 3 BIN FREE R VALUE : 0.2570 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 441 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1998 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 162 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.15000 REMARK 3 B22 (A**2) : -1.08000 REMARK 3 B33 (A**2) : 1.23000 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) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.08 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.00 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) : 1.440 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.450 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 9.300 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.100 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.33 REMARK 3 BSOL : 39.54 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HXZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JAN-01. REMARK 100 THE DEPOSITION ID IS D_1000012672. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JAN-99 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 4.0 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 : MACSCIENCE REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MULTILAYER OPTICS REMARK 200 OPTICS : MULTILAYER REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MACSCIENCE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28243 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 29.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 4.870 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : 0.06100 REMARK 200 FOR THE DATA SET : 12.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.13400 REMARK 200 R SYM FOR SHELL (I) : 0.13400 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: GLRF REMARK 200 STARTING MODEL: 1SLD STREPTAVIDIN TETRAMER REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM POTASSIUM ACETATE, 32% AMMONIUM REMARK 280 SULFATE , PH 4.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.67000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.67000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 40.96300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 41.29950 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 40.96300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 41.29950 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 44.67000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 40.96300 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 41.29950 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 44.67000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 40.96300 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 41.29950 REMARK 290 SMTRY3 8 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 300 REMARK: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED REMARK 300 FROM THE DIMER BY THE TWO FOLD AXIS: -X,Y,1/2-Z 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: OCTAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 13650 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21420 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -76.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 44.67000 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 GLY A 11 REMARK 465 ALA A 12 REMARK 465 LYS A 134 REMARK 465 PRO A 135 REMARK 465 SER A 136 REMARK 465 ALA A 137 REMARK 465 ALA A 138 REMARK 465 SER A 139 REMARK 465 GLY B 11 REMARK 465 ALA B 12 REMARK 465 LYS B 134 REMARK 465 PRO B 135 REMARK 465 SER B 136 REMARK 465 ALA B 137 REMARK 465 ALA B 138 REMARK 465 SER B 139 REMARK 465 ARG C 14 REMARK 465 ARG D 14 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 HOH B 181 O HOH B 211 2.16 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 GLU A 101 59.50 -116.85 REMARK 500 GLU B 101 56.07 -113.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HQQ RELATED DB: PDB REMARK 900 MP-2 (M9A) REMARK 900 RELATED ID: 1HXL RELATED DB: PDB REMARK 900 MP-2 (V10A) REMARK 900 RELATED ID: 1HY2 RELATED DB: PDB REMARK 900 MP-1 DBREF 1HXZ A 11 139 UNP P22629 SAV_STRAV 1 129 DBREF 1HXZ B 11 139 UNP P22629 SAV_STRAV 1 129 DBREF 1HXZ C 1 14 PDB 1HXZ 1HXZ 1 14 DBREF 1HXZ D 1 14 PDB 1HXZ 1HXZ 1 14 SEQRES 1 A 129 GLY ALA ALA GLU ALA GLY ILE THR GLY THR TRP TYR ASN SEQRES 2 A 129 GLN LEU GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP SEQRES 3 A 129 GLY ALA LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN SEQRES 4 A 129 ALA GLU SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER SEQRES 5 A 129 ALA PRO ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP SEQRES 6 A 129 THR VAL ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER SEQRES 7 A 129 ALA THR THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU SEQRES 8 A 129 ALA ARG ILE ASN THR GLN TRP LEU LEU THR SER GLY THR SEQRES 9 A 129 THR GLU ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS SEQRES 10 A 129 ASP THR PHE THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 B 129 GLY ALA ALA GLU ALA GLY ILE THR GLY THR TRP TYR ASN SEQRES 2 B 129 GLN LEU GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP SEQRES 3 B 129 GLY ALA LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN SEQRES 4 B 129 ALA GLU SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER SEQRES 5 B 129 ALA PRO ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP SEQRES 6 B 129 THR VAL ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER SEQRES 7 B 129 ALA THR THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU SEQRES 8 B 129 ALA ARG ILE ASN THR GLN TRP LEU LEU THR SER GLY THR SEQRES 9 B 129 THR GLU ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS SEQRES 10 B 129 ASP THR PHE THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 C 14 ARG CYS CYS HIS PRO GLN CYS GLY MET VAL GLU GLU CYS SEQRES 2 C 14 ARG SEQRES 1 D 14 ARG CYS CYS HIS PRO GLN CYS GLY MET VAL GLU GLU CYS SEQRES 2 D 14 ARG FORMUL 5 HOH *162(H2 O) HELIX 1 1 ALA A 13 THR A 18 1 6 HELIX 2 2 ASN A 49 ARG A 53 5 5 HELIX 3 3 THR A 115 LYS A 121 5 7 HELIX 4 4 ALA B 13 THR B 18 1 6 HELIX 5 5 ASN B 49 GLU B 51 5 3 HELIX 6 6 THR B 115 LYS B 121 5 7 HELIX 7 7 HIS C 4 GLY C 8 5 5 HELIX 8 8 HIS D 4 GLY D 8 5 5 SHEET 1 A 9 GLY A 19 TYR A 22 0 SHEET 2 A 9 SER A 27 ALA A 33 -1 O PHE A 29 N TRP A 21 SHEET 3 A 9 ALA A 38 SER A 45 -1 O THR A 40 N THR A 32 SHEET 4 A 9 TYR A 54 TYR A 60 -1 O TYR A 54 N TYR A 43 SHEET 5 A 9 THR A 71 LYS A 80 -1 O GLY A 74 N ARG A 59 SHEET 6 A 9 ASN A 85 VAL A 97 -1 N ALA A 86 O TRP A 79 SHEET 7 A 9 ARG A 103 SER A 112 -1 O ARG A 103 N VAL A 97 SHEET 8 A 9 THR A 123 THR A 131 -1 N LEU A 124 O LEU A 110 SHEET 9 A 9 GLY A 19 TYR A 22 -1 N TYR A 22 O THR A 131 SHEET 1 B 9 GLY B 19 TYR B 22 0 SHEET 2 B 9 THR B 28 ALA B 33 -1 N PHE B 29 O TRP B 21 SHEET 3 B 9 ALA B 38 GLU B 44 -1 O THR B 40 N THR B 32 SHEET 4 B 9 ARG B 53 TYR B 60 -1 O TYR B 54 N TYR B 43 SHEET 5 B 9 THR B 71 LYS B 80 -1 O GLY B 74 N ARG B 59 SHEET 6 B 9 ASN B 85 VAL B 97 -1 N ALA B 86 O TRP B 79 SHEET 7 B 9 ARG B 103 SER B 112 -1 O ARG B 103 N VAL B 97 SHEET 8 B 9 THR B 123 THR B 131 -1 N LEU B 124 O LEU B 110 SHEET 9 B 9 GLY B 19 TYR B 22 -1 O TYR B 22 N THR B 131 SSBOND 1 CYS C 2 CYS C 7 1555 1555 2.53 SSBOND 2 CYS C 3 CYS C 13 1555 1555 2.82 SSBOND 3 CYS D 2 CYS D 7 1555 1555 2.52 SSBOND 4 CYS D 3 CYS D 13 1555 1555 2.77 CRYST1 81.926 82.599 89.340 90.00 90.00 90.00 C 2 2 21 16 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 0.012206 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012107 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011193 0.00000