HEADER T-CELL SURFACE GLYCOPROTEIN 30-JUL-92 3CD4 TITLE REFINEMENT AND ANALYSIS OF THE FIRST TWO DOMAINS OF HUMAN TITLE 2 CD4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: T CELL SURFACE GLYCOPROTEIN CD4; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: OVARY KEYWDS T-CELL SURFACE GLYCOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.P.J.GARRETT,J.WANG,Y.YAN,S.C.HARRISON REVDAT 3 24-FEB-09 3CD4 1 VERSN REVDAT 2 01-APR-03 3CD4 1 JRNL REVDAT 1 31-OCT-93 3CD4 0 SPRSDE 15-OCT-93 3CD4 2CD4 JRNL AUTH T.P.J.GARRETT,J.WANG,Y.YAN,J.LIU,S.C.HARRISON JRNL TITL REFINEMENT AND ANALYSIS OF THE STRUCTURE OF THE JRNL TITL 2 FIRST TWO DOMAINS OF HUMAN CD4 JRNL REF J.MOL.BIOL. V. 234 763 1993 JRNL REFN ISSN 0022-2836 JRNL PMID 8254672 JRNL DOI 10.1006/JMBI.1993.1625 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.WANG,Y.YAN,T.P.J.GARRETT,J.LIU,D.RODGERS, REMARK 1 AUTH 2 R.L.GARLICK,G.E.TARR,Y.HUSAIN,E.L.REINHERZ, REMARK 1 AUTH 3 S.C.HARRISON REMARK 1 TITL ATOMIC STRUCTURE OF A FRAGMENT OF HUMAN CD4 REMARK 1 TITL 2 CONTAINING TWO IMMUNOGLOBULIN-LIKE DOMAINS REMARK 1 REF NATURE V. 348 411 1990 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 2.20 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL 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 : NULL 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) : 0.197 REMARK 3 FREE R VALUE : NULL 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 : 1390 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 30 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) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 2.42 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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: THE SIDE CHAINS OF RESIDUES 72 AND REMARK 3 73 HAVE BEEN INCLUDED IN TWO ALTERNATE CONFORMATIONS AND THE REMARK 3 SIDE CHAIN OF RESIDUE 43 HAS BEEN INCLUDED AT 0.5 OCCUPANCY. REMARK 3 THE ELECTRON DENSITY SUGGESTS THAT RESIDUE 43 MAY HAVE MORE REMARK 3 THAN TWO ALTERNATE CONFORMATIONS. IN THE ELECTRON DENSITY MAP REMARK 3 RESIDUES 20 - 23, 105 - 107 AND 132 - 137 APPEAR DISORDERED REMARK 3 AND THEIR POSITIONS ARE UNRELIABLE. FOR RESIDUES 1, 40, 43, REMARK 3 87, 88, 89, AND 152 SIDE CHAIN POSITIONS ARE SOMEWHAT REMARK 3 UNCERTAIN AS INDICATED BY LARGE B VALUES. REMARK 4 REMARK 4 3CD4 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL 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: 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 (%): 50.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -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 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 42.11500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 15.32500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 42.11500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 15.32500 REMARK 290 SMTRY3 4 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: DIMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 41.88702 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 78.21378 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 PHE A 179 REMARK 465 GLN A 180 REMARK 465 LYS A 181 REMARK 465 ALA A 182 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 105 CG OD1 OD2 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 TRP A 28 CD1 - CG - CD2 ANGL. DEV. = 7.8 DEGREES REMARK 500 TRP A 28 CE2 - CD2 - CG ANGL. DEV. = -6.7 DEGREES REMARK 500 ARG A 54 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 TRP A 62 CD1 - CG - CD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 TRP A 62 CB - CG - CD1 ANGL. DEV. = -8.2 DEGREES REMARK 500 TRP A 62 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 TRP A 62 CG - CD2 - CE3 ANGL. DEV. = 6.2 DEGREES REMARK 500 TRP A 157 CD1 - CG - CD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 TRP A 157 CE2 - CD2 - CG ANGL. DEV. = -5.6 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 LYS A 8 131.34 -39.57 REMARK 500 ALA A 18 -164.88 -124.38 REMARK 500 SER A 19 -156.70 -103.85 REMARK 500 GLN A 20 73.45 36.33 REMARK 500 LYS A 21 95.46 -43.58 REMARK 500 LYS A 22 141.31 -178.16 REMARK 500 SER A 23 77.38 -61.99 REMARK 500 ILE A 24 -145.45 -96.15 REMARK 500 ASP A 56 -176.93 177.81 REMARK 500 ASP A 80 166.60 179.75 REMARK 500 GLU A 87 -121.27 47.15 REMARK 500 ASP A 88 46.07 -104.74 REMARK 500 ASN A 103 6.94 -63.93 REMARK 500 ASP A 105 -109.77 32.56 REMARK 500 HIS A 107 89.68 55.46 REMARK 500 PRO A 122 -31.29 -34.85 REMARK 500 SER A 124 126.47 118.83 REMARK 500 PRO A 126 -167.24 -118.98 REMARK 500 ARG A 134 52.13 -142.72 REMARK 500 LYS A 136 130.61 -25.11 REMARK 500 SER A 147 -54.03 -27.48 REMARK 500 LEU A 151 -27.25 -37.07 REMARK 500 ASN A 164 -170.18 61.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 PHE A 43 0.10 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 700 REMARK 700 SHEET REMARK 700 RESIDUES 89 - 102 FORM ONE UNINTERRUPTED STRAND PASSING REMARK 700 FROM DOMAIN 1 TO DOMAIN 2. RESIDUES 89 - 98 FORM STRAND 2 REMARK 700 OF SHEET *S1* AND RESIDUES 99 - 103 FORM STRAND 1 OF SHEET REMARK 700 *S4*. DBREF 3CD4 A 1 182 UNP P01730 CD4_HUMAN 26 207 SEQRES 1 A 182 LYS LYS VAL VAL LEU GLY LYS LYS GLY ASP THR VAL GLU SEQRES 2 A 182 LEU THR CYS THR ALA SER GLN LYS LYS SER ILE GLN PHE SEQRES 3 A 182 HIS TRP LYS ASN SER ASN GLN ILE LYS ILE LEU GLY ASN SEQRES 4 A 182 GLN GLY SER PHE LEU THR LYS GLY PRO SER LYS LEU ASN SEQRES 5 A 182 ASP ARG ALA ASP SER ARG ARG SER LEU TRP ASP GLN GLY SEQRES 6 A 182 ASN PHE PRO LEU ILE ILE LYS ASN LEU LYS ILE GLU ASP SEQRES 7 A 182 SER ASP THR TYR ILE CYS GLU VAL GLU ASP GLN LYS GLU SEQRES 8 A 182 GLU VAL GLN LEU LEU VAL PHE GLY LEU THR ALA ASN SER SEQRES 9 A 182 ASP THR HIS LEU LEU GLN GLY GLN SER LEU THR LEU THR SEQRES 10 A 182 LEU GLU SER PRO PRO GLY SER SER PRO SER VAL GLN CYS SEQRES 11 A 182 ARG SER PRO ARG GLY LYS ASN ILE GLN GLY GLY LYS THR SEQRES 12 A 182 LEU SER VAL SER GLN LEU GLU LEU GLN ASP SER GLY THR SEQRES 13 A 182 TRP THR CYS THR VAL LEU GLN ASN GLN LYS LYS VAL GLU SEQRES 14 A 182 PHE LYS ILE ASP ILE VAL VAL LEU ALA PHE GLN LYS ALA FORMUL 2 HOH *30(H2 O) HELIX 1 H1 ARG A 58 GLN A 64 1HELIX IS IRREGULAR 7 SHEET 1 S1 6 LYS A 2 GLY A 6 0 SHEET 2 S1 6 GLN A 89 PHE A 98 1 O GLN A 94 N VAL A 4 SHEET 3 S1 6 ASP A 80 VAL A 86 -1 O ASP A 80 N LEU A 95 SHEET 4 S1 6 PHE A 26 ASN A 30 -1 O HIS A 27 N GLU A 85 SHEET 5 S1 6 LYS A 35 GLN A 40 -1 O LEU A 37 N TRP A 28 SHEET 6 S1 6 PHE A 43 LYS A 46 -1 O THR A 45 N GLY A 38 SHEET 1 S2 3 ASP A 10 THR A 15 0 SHEET 2 S2 3 GLY A 65 LYS A 72 -1 O LEU A 69 N LEU A 14 SHEET 3 S2 3 ARG A 54 SER A 57 -1 O ASP A 56 N ILE A 70 SHEET 1 S3 5 LEU A 108 GLN A 110 0 SHEET 2 S3 5 LYS A 166 LEU A 177 1 N LEU A 177 O LEU A 108 SHEET 3 S3 5 GLY A 155 GLN A 163 -1 O GLY A 155 N ILE A 174 SHEET 4 S3 5 SER A 127 ARG A 131 -1 O SER A 127 N LEU A 162 SHEET 5 S3 5 ILE A 138 GLY A 140 -1 O ILE A 138 N CYS A 130 SHEET 1 S4 3 GLY A 99 ASN A 103 0 SHEET 2 S4 3 SER A 113 GLU A 119 -1 N GLU A 119 O GLY A 99 SHEET 3 S4 3 LYS A 142 VAL A 146 -1 N VAL A 146 O LEU A 114 SSBOND 1 CYS A 16 CYS A 84 1555 1555 2.03 SSBOND 2 CYS A 130 CYS A 159 1555 1555 2.02 CRYST1 84.230 30.650 88.940 90.00 118.43 90.00 C 1 2 1 4 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 0.011872 0.000000 0.006427 0.00000 SCALE2 0.000000 0.032626 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012785 0.00000