HEADER HYDROLASE 14-APR-02 1LG1 TITLE CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE IN COMPLEX WITH CHITOBIOSE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHITOTRIOSIDASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 22-386; COMPND 5 ENGINEERED: 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: MESOCRICETUS AURATUS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: GOLDEN HAMSTER; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10036; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: BHK; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PNUT KEYWDS HYDROLASE, CHITINASE, CHITIN, GAUCHER EXPDTA X-RAY DIFFRACTION AUTHOR F.FUSETTI,H.J.ROZEBOOM,B.W.DIJKSTRA REVDAT 6 13-NOV-24 1LG1 1 REMARK REVDAT 5 03-APR-24 1LG1 1 HETSYN REVDAT 4 29-JUL-20 1LG1 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE ATOM REVDAT 3 13-JUL-11 1LG1 1 VERSN REVDAT 2 24-FEB-09 1LG1 1 VERSN REVDAT 1 18-SEP-02 1LG1 0 JRNL AUTH F.FUSETTI,H.VON MOELLER,D.HOUSTON,H.J.ROZEBOOM,B.W.DIJKSTRA, JRNL AUTH 2 R.G.BOOT,J.M.AERTS,D.M.VAN AALTEN JRNL TITL STRUCTURE OF HUMAN CHITOTRIOSIDASE. IMPLICATIONS FOR JRNL TITL 2 SPECIFIC INHIBITOR DESIGN AND FUNCTION OF MAMMALIAN JRNL TITL 3 CHITINASE-LIKE LECTINS. JRNL REF J.BIOL.CHEM. V. 277 25537 2002 JRNL REFN ISSN 0021-9258 JRNL PMID 11960986 JRNL DOI 10.1074/JBC.M201636200 REMARK 2 REMARK 2 RESOLUTION. 2.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.01 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1756613.290 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 10361 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) : 0.204 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1042 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.78 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.95 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1489 REMARK 3 BIN R VALUE (WORKING SET) : 0.2910 REMARK 3 BIN FREE R VALUE : 0.3520 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 180 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.026 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2864 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 29 REMARK 3 SOLVENT ATOMS : 17 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 49.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 48.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 8.64000 REMARK 3 B22 (A**2) : 8.64000 REMARK 3 B33 (A**2) : -17.28000 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) : 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) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.58 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.016 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.750 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) : 2.610 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.190 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.990 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.910 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 55.43 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 : CHITO_CIS_PEPTIDE.PARAM REMARK 3 PARAMETER FILE 3 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : &_1_TOPOLOGY_INFILE_1 REMARK 3 TOPOLOGY FILE 2 : &_1_TOPOLOGY_INFILE_2 REMARK 3 TOPOLOGY FILE 3 : &_1_TOPOLOGY_INFILE_3 REMARK 3 TOPOLOGY FILE 4 : &_1_TOPOLOGY_INFILE_4 REMARK 3 TOPOLOGY FILE 5 : &_1_TOPOLOGY_INFILE_5 REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LG1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-MAY-02. REMARK 100 THE DEPOSITION ID IS D_1000015916. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-99 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 10.6 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.052 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 345 REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10485 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.780 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 5.400 REMARK 200 R MERGE (I) : 0.10600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.88 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : 0.45500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: STANDARD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NATIVE CHITOTRIOSIDASE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 10.6 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 43.99000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 47.20000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 47.20000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 65.98500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 47.20000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 47.20000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 21.99500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 47.20000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.20000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 65.98500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 47.20000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.20000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 21.99500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 43.99000 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: MONOMERIC 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 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 GLN A 36 CG CD OE1 NE2 REMARK 470 GLU A 233 CG CD OE1 OE2 REMARK 470 LYS A 310 CB 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 THR A 68 179.45 -56.71 REMARK 500 THR A 69 -2.35 -145.40 REMARK 500 GLN A 104 -74.18 -45.08 REMARK 500 SER A 131 53.04 77.10 REMARK 500 ALA A 149 1.46 -61.29 REMARK 500 THR A 189 -71.37 -53.95 REMARK 500 VAL A 197 -54.05 -29.22 REMARK 500 SER A 217 5.99 -55.32 REMARK 500 THR A 222 125.80 -37.28 REMARK 500 GLU A 234 123.33 -172.02 REMARK 500 SER A 235 -156.84 -154.32 REMARK 500 SER A 276 5.64 -63.45 REMARK 500 VAL A 281 105.34 -51.66 REMARK 500 CYS A 307 0.73 -68.68 REMARK 500 GLN A 320 52.50 -111.78 REMARK 500 LYS A 321 54.41 8.66 REMARK 500 PRO A 323 -165.84 -73.73 REMARK 500 TYR A 324 128.17 162.83 REMARK 500 PHE A 326 146.70 -171.08 REMARK 500 ASP A 328 -111.19 71.07 REMARK 500 SER A 369 -13.89 -158.27 REMARK 500 TYR A 375 59.83 23.93 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GUV RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN CHITOTRIOSIDASE REMARK 900 RELATED ID: 1LG2 RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN CHITOTRIOSIDASE IN COMPLEX WITH ETHYLENE GLYCOL DBREF 1LG1 A 22 386 GB 4502809 NP_003456 22 386 SEQRES 1 A 365 ALA LYS LEU VAL CYS TYR PHE THR ASN TRP ALA GLN TYR SEQRES 2 A 365 ARG GLN GLY GLU ALA ARG PHE LEU PRO LYS ASP LEU ASP SEQRES 3 A 365 PRO SER LEU CYS THR HIS LEU ILE TYR ALA PHE ALA GLY SEQRES 4 A 365 MET THR ASN HIS GLN LEU SER THR THR GLU TRP ASN ASP SEQRES 5 A 365 GLU THR LEU TYR GLN GLU PHE ASN GLY LEU LYS LYS MET SEQRES 6 A 365 ASN PRO LYS LEU LYS THR LEU LEU ALA ILE GLY GLY TRP SEQRES 7 A 365 ASN PHE GLY THR GLN LYS PHE THR ASP MET VAL ALA THR SEQRES 8 A 365 ALA ASN ASN ARG GLN THR PHE VAL ASN SER ALA ILE ARG SEQRES 9 A 365 PHE LEU ARG LYS TYR SER PHE ASP GLY LEU ASP LEU ASP SEQRES 10 A 365 TRP GLU TYR PRO GLY SER GLN GLY SER PRO ALA VAL ASP SEQRES 11 A 365 LYS GLU ARG PHE THR THR LEU VAL GLN ASP LEU ALA ASN SEQRES 12 A 365 ALA PHE GLN GLN GLU ALA GLN THR SER GLY LYS GLU ARG SEQRES 13 A 365 LEU LEU LEU SER ALA ALA VAL PRO ALA GLY GLN THR TYR SEQRES 14 A 365 VAL ASP ALA GLY TYR GLU VAL ASP LYS ILE ALA GLN ASN SEQRES 15 A 365 LEU ASP PHE VAL ASN LEU MET ALA TYR ASP PHE HIS GLY SEQRES 16 A 365 SER TRP GLU LYS VAL THR GLY HIS ASN SER PRO LEU TYR SEQRES 17 A 365 LYS ARG GLN GLU GLU SER GLY ALA ALA ALA SER LEU ASN SEQRES 18 A 365 VAL ASP ALA ALA VAL GLN GLN TRP LEU GLN LYS GLY THR SEQRES 19 A 365 PRO ALA SER LYS LEU ILE LEU GLY MET PRO THR TYR GLY SEQRES 20 A 365 ARG SER PHE THR LEU ALA SER SER SER ASP THR ARG VAL SEQRES 21 A 365 GLY ALA PRO ALA THR GLY SER GLY THR PRO GLY PRO PHE SEQRES 22 A 365 THR LYS GLU GLY GLY MET LEU ALA TYR TYR GLU VAL CYS SEQRES 23 A 365 SER TRP LYS GLY ALA THR LYS GLN ARG ILE GLN ASP GLN SEQRES 24 A 365 LYS VAL PRO TYR ILE PHE ARG ASP ASN GLN TRP VAL GLY SEQRES 25 A 365 PHE ASP ASP VAL GLU SER PHE LYS THR LYS VAL SER TYR SEQRES 26 A 365 LEU LYS GLN LYS GLY LEU GLY GLY ALA MET VAL TRP ALA SEQRES 27 A 365 LEU ASP LEU ASP ASP PHE ALA GLY PHE SER CYS ASN GLN SEQRES 28 A 365 GLY ARG TYR PRO LEU ILE GLN THR LEU ARG GLN GLU LEU SEQRES 29 A 365 SER HET NAG B 1 15 HET NAG B 2 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 2 NAG 2(C8 H15 N O6) FORMUL 3 HOH *17(H2 O) HELIX 1 1 TRP A 31 ARG A 35 5 5 HELIX 2 2 GLN A 36 ARG A 40 5 5 HELIX 3 3 LEU A 42 LEU A 46 5 5 HELIX 4 4 ASN A 72 LEU A 83 1 12 HELIX 5 5 LYS A 84 MET A 86 5 3 HELIX 6 6 THR A 103 THR A 112 1 10 HELIX 7 7 THR A 112 SER A 131 1 20 HELIX 8 8 VAL A 150 GLY A 174 1 25 HELIX 9 9 GLY A 187 TYR A 195 1 9 HELIX 10 10 GLU A 196 ALA A 201 1 6 HELIX 11 11 ASN A 242 THR A 255 1 14 HELIX 12 12 PRO A 256 SER A 258 5 3 HELIX 13 13 TYR A 303 CYS A 307 1 5 HELIX 14 14 ASP A 336 GLY A 351 1 16 HELIX 15 15 ALA A 359 ASP A 363 5 5 HELIX 16 16 TYR A 375 SER A 386 1 12 SHEET 1 A10 LEU A 66 SER A 67 0 SHEET 2 A10 HIS A 53 MET A 61 -1 N GLY A 60 O SER A 67 SHEET 3 A10 LYS A 23 THR A 29 1 O LEU A 24 N HIS A 53 SHEET 4 A10 GLY A 354 TRP A 358 1 O ALA A 355 N VAL A 25 SHEET 5 A10 LEU A 260 PRO A 265 1 O LEU A 260 N GLY A 354 SHEET 6 A10 PHE A 206 LEU A 209 1 O VAL A 207 N ILE A 261 SHEET 7 A10 LEU A 179 VAL A 184 1 O LEU A 180 N PHE A 206 SHEET 8 A10 GLY A 134 TRP A 139 1 N LEU A 135 O LEU A 179 SHEET 9 A10 LYS A 91 GLY A 98 1 O THR A 92 N GLY A 134 SHEET 10 A10 HIS A 53 MET A 61 1 N LEU A 54 O LYS A 91 SSBOND 1 CYS A 26 CYS A 51 1555 1555 2.42 SSBOND 2 CYS A 307 CYS A 370 1555 1555 2.74 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.39 CISPEP 1 ALA A 57 PHE A 58 0 -0.07 CISPEP 2 GLU A 140 TYR A 141 0 -0.69 CISPEP 3 TRP A 358 ALA A 359 0 -0.04 CRYST1 94.400 94.400 87.980 90.00 90.00 90.00 P 43 21 2 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 0.010593 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010593 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011366 0.00000