HEADER HYDROLASE 10-MAR-03 1HKK TITLE HIGH RESOULTION CRYSTAL STRUCTURE OF HUMAN CHITINASE IN COMPLEX WITH TITLE 2 ALLOSAMIDIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHITOTRIOSIDASE-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CHITINASE-1; COMPND 5 EC: 3.2.1.14; COMPND 6 OTHER_DETAILS: ALLOSAMIDIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: MACROPHAGES KEYWDS HUMAN CHITINASE, HYDROLASE, CHITIN DEGRADATION, ALLOSAMIDIN EXPDTA X-RAY DIFFRACTION AUTHOR F.V.RAO,D.R.HOUSTON,R.G.BOOT,J.M.F.G.AERTS,S.SAKUDA,D.M.F.VAN AALTEN REVDAT 6 06-NOV-24 1HKK 1 REMARK REVDAT 5 13-DEC-23 1HKK 1 REMARK HETSYN REVDAT 4 29-JUL-20 1HKK 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE ATOM REVDAT 3 12-JAN-10 1HKK 1 VERSN REVDAT 2 24-FEB-09 1HKK 1 VERSN REVDAT 1 11-MAR-04 1HKK 0 JRNL AUTH F.V.RAO,D.R.HOUSTON,R.G.BOOT,J.M.F.G.AERTS,S.SAKUDA, JRNL AUTH 2 D.M.F.VAN AALTEN JRNL TITL CRYSTAL STRUCTURES OF ALLOSAMIDIN DERIVATIVES IN COMPLEX JRNL TITL 2 WITH HUMAN MACROPHAGE CHITINASE. JRNL REF J.BIOL.CHEM. V. 278 20110 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12639956 JRNL DOI 10.1074/JBC.M300362200 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.36 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2327937.500 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 32844 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) : 0.179 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.100 REMARK 3 FREE R VALUE TEST SET COUNT : 675 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5095 REMARK 3 BIN R VALUE (WORKING SET) : 0.2030 REMARK 3 BIN FREE R VALUE : 0.2280 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 2.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 105 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2871 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 89 REMARK 3 SOLVENT ATOMS : 253 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.70000 REMARK 3 B22 (A**2) : 3.70000 REMARK 3 B33 (A**2) : -7.40000 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.13 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) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.950 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) : 1.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.450 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.550 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.44 REMARK 3 BSOL : 77.77 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 : ALLOSAMIDIN.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : ALLOSAMIDIN.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HKK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1290012309. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32893 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : 0.04800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.31400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 5.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1GUV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25 % PEG 550 MME 0.01 M ZNSO4, 0.1 M REMARK 280 MES PH 6.5 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 41.74150 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 47.42900 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 47.42900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 62.61225 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 47.42900 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 47.42900 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 20.87075 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 47.42900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.42900 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 62.61225 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 47.42900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.42900 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 20.87075 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 41.74150 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A2121 LIES ON A SPECIAL POSITION. 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 LYS A 89 CE NZ REMARK 480 GLN A 188 CG CD OE1 NE2 REMARK 480 GLN A 232 CB CG CD OE1 NE2 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 OD1 ASP A 45 O HOH A 2023 2.01 REMARK 500 NH2 ARG A 316 OD2 ASP A 336 2.13 REMARK 500 O HOH A 2250 O HOH A 2253 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 2249 O HOH A 2249 7465 1.98 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 SER A 131 40.31 70.36 REMARK 500 ASP A 328 -128.49 55.68 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2056 DISTANCE = 6.43 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1393 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 64 NE2 REMARK 620 2 ASP A 108 OD1 95.5 REMARK 620 3 ASP A 108 OD2 111.7 122.2 REMARK 620 4 HOH A2249 O 85.1 131.0 102.3 REMARK 620 5 HOH A2249 O 120.0 96.3 110.4 45.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1392 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 215 ND1 REMARK 620 2 GLU A 219 OE1 101.3 REMARK 620 3 GLU A 219 OE2 159.1 59.2 REMARK 620 4 HOH A2246 O 95.4 89.8 78.2 REMARK 620 5 HOH A2247 O 102.5 155.7 97.6 92.5 REMARK 620 6 HOH A2248 O 92.3 81.5 92.0 169.3 92.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1394 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2023 O REMARK 620 2 HOH A2250 O 74.4 REMARK 620 3 HOH A2251 O 56.1 70.0 REMARK 620 4 HOH A2252 O 145.8 110.3 92.7 REMARK 620 5 HOH A2253 O 116.9 49.2 77.3 61.2 REMARK 620 N 1 2 3 4 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 10-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 11-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LG1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE IN COMPLEX WITHCHITOBIOSE REMARK 900 RELATED ID: 1WAW RELATED DB: PDB REMARK 900 SPECIFICITY AND AFFNITY OF NATURAL PRODUCT CYCLOPENTAPEPTIDE REMARK 900 INHIBITOR ARGADIN AGAINST HUMAN CHITINASE REMARK 900 RELATED ID: 1HKJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CHITINASE IN COMPLEX WITH REMARK 900 METHYLALLOSAMIDIN REMARK 900 RELATED ID: 1HKM RELATED DB: PDB REMARK 900 HIGH RESOULTION CRYSTAL STRUCTURE OF HUMAN CHITINASE IN COMPLEX REMARK 900 WITH DEMETHYLALLOSAMIDIN REMARK 900 RELATED ID: 1HKI RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CHITINASE IN COMPLEX WITH REMARK 900 GLUCOALLOSAMIDIN B REMARK 900 RELATED ID: 1WB0 RELATED DB: PDB REMARK 900 SPECIFICITY AND AFFINITY OF NATURAL PRODUCT CYCLOPENTAPEPTIDE REMARK 900 INHIBITOR ARGIFIN AGAINST HUMAN CHITINAES REMARK 900 RELATED ID: 1LG2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE IN COMPLEX WITHETHYLENE REMARK 900 GLYCOL REMARK 900 RELATED ID: 1LQ0 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE AT 2.2 ANGSTROMRESOLUTION REMARK 900 RELATED ID: 1GUV RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN CHITOTRIOSIDASE DBREF 1HKK A 22 385 UNP Q13231 CHIT1_HUMAN 22 385 SEQADV 1HKK GLN A 234 UNP Q13231 GLU 234 CONFLICT SEQRES 1 A 364 ALA LYS LEU VAL CYS TYR PHE THR ASN TRP ALA GLN TYR SEQRES 2 A 364 ARG GLN GLY GLU ALA ARG PHE LEU PRO LYS ASP LEU ASP SEQRES 3 A 364 PRO SER LEU CYS THR HIS LEU ILE TYR ALA PHE ALA GLY SEQRES 4 A 364 MET THR ASN HIS GLN LEU SER THR THR GLU TRP ASN ASP SEQRES 5 A 364 GLU THR LEU TYR GLN GLU PHE ASN GLY LEU LYS LYS MET SEQRES 6 A 364 ASN PRO LYS LEU LYS THR LEU LEU ALA ILE GLY GLY TRP SEQRES 7 A 364 ASN PHE GLY THR GLN LYS PHE THR ASP MET VAL ALA THR SEQRES 8 A 364 ALA ASN ASN ARG GLN THR PHE VAL ASN SER ALA ILE ARG SEQRES 9 A 364 PHE LEU ARG LYS TYR SER PHE ASP GLY LEU ASP LEU ASP SEQRES 10 A 364 TRP GLU TYR PRO GLY SER GLN GLY SER PRO ALA VAL ASP SEQRES 11 A 364 LYS GLU ARG PHE THR THR LEU VAL GLN ASP LEU ALA ASN SEQRES 12 A 364 ALA PHE GLN GLN GLU ALA GLN THR SER GLY LYS GLU ARG SEQRES 13 A 364 LEU LEU LEU SER ALA ALA VAL PRO ALA GLY GLN THR TYR SEQRES 14 A 364 VAL ASP ALA GLY TYR GLU VAL ASP LYS ILE ALA GLN ASN SEQRES 15 A 364 LEU ASP PHE VAL ASN LEU MET ALA TYR ASP PHE HIS GLY SEQRES 16 A 364 SER TRP GLU LYS VAL THR GLY HIS ASN SER PRO LEU TYR SEQRES 17 A 364 LYS ARG GLN GLU GLN SER GLY ALA ALA ALA SER LEU ASN SEQRES 18 A 364 VAL ASP ALA ALA VAL GLN GLN TRP LEU GLN LYS GLY THR SEQRES 19 A 364 PRO ALA SER LYS LEU ILE LEU GLY MET PRO THR TYR GLY SEQRES 20 A 364 ARG SER PHE THR LEU ALA SER SER SER ASP THR ARG VAL SEQRES 21 A 364 GLY ALA PRO ALA THR GLY SER GLY THR PRO GLY PRO PHE SEQRES 22 A 364 THR LYS GLU GLY GLY MET LEU ALA TYR TYR GLU VAL CYS SEQRES 23 A 364 SER TRP LYS GLY ALA THR LYS GLN ARG ILE GLN ASP GLN SEQRES 24 A 364 LYS VAL PRO TYR ILE PHE ARG ASP ASN GLN TRP VAL GLY SEQRES 25 A 364 PHE ASP ASP VAL GLU SER PHE LYS THR LYS VAL SER TYR SEQRES 26 A 364 LEU LYS GLN LYS GLY LEU GLY GLY ALA MET VAL TRP ALA SEQRES 27 A 364 LEU ASP LEU ASP ASP PHE ALA GLY PHE SER CYS ASN GLN SEQRES 28 A 364 GLY ARG TYR PRO LEU ILE GLN THR LEU ARG GLN GLU LEU HET NAA B 1 14 HET NAA B 2 14 HET NAA C 1 14 HET NAA C 2 14 HET AMI A1388 15 HET AMI A1391 15 HET ZN A1392 1 HET ZN A1393 1 HET ZN A1394 1 HETNAM NAA 2-ACETAMIDO-2-DEOXY-BETA-D-ALLOPYRANOSE HETNAM AMI ALLOSAMIZOLINE HETNAM ZN ZINC ION HETSYN NAA N-ACETYL-BETA-D-ALLOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-D- HETSYN 2 NAA ALLOSE; 2-ACETAMIDO-2-DEOXY-D-ALLOSE; 2-ACETAMIDO-2- HETSYN 3 NAA DEOXY-ALLOSE; N-ACETYL-D-ALLOSAMINE FORMUL 2 NAA 4(C8 H15 N O6) FORMUL 4 AMI 2(C9 H16 N2 O4) FORMUL 6 ZN 3(ZN 2+) FORMUL 9 HOH *253(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 GLY A 82 1 11 HELIX 5 5 LEU A 83 MET A 86 5 4 HELIX 6 6 TRP A 99 GLY A 102 5 4 HELIX 7 7 THR A 103 ALA A 111 1 9 HELIX 8 8 THR A 112 SER A 131 1 20 HELIX 9 9 VAL A 150 GLY A 174 1 25 HELIX 10 10 GLY A 187 TYR A 195 1 9 HELIX 11 11 GLU A 196 LEU A 204 1 9 HELIX 12 12 SER A 235 LEU A 241 5 7 HELIX 13 13 ASN A 242 LYS A 253 1 12 HELIX 14 14 PRO A 256 SER A 258 5 3 HELIX 15 15 TYR A 303 CYS A 307 1 5 HELIX 16 16 ASP A 336 LYS A 350 1 15 HELIX 17 17 ALA A 359 ASP A 363 5 5 HELIX 18 18 TYR A 375 LEU A 385 1 11 SHEET 1 AA11 LYS A 23 THR A 29 0 SHEET 2 AA11 GLY A 354 TRP A 358 1 O ALA A 355 N VAL A 25 SHEET 3 AA11 LEU A 260 PRO A 265 1 O LEU A 262 N MET A 356 SHEET 4 AA11 PHE A 206 MET A 210 1 O VAL A 207 N ILE A 261 SHEET 5 AA11 LEU A 179 PRO A 185 1 O ALA A 182 N ASN A 208 SHEET 6 AA11 GLY A 134 ASP A 138 1 O LEU A 135 N SER A 181 SHEET 7 AA11 LYS A 91 GLY A 97 1 O LEU A 94 N ASP A 136 SHEET 8 AA11 HIS A 53 THR A 62 1 O LEU A 54 N LEU A 93 SHEET 9 AA11 LYS A 23 THR A 29 1 O CYS A 26 N ILE A 55 SHEET 10 AA11 GLY A 354 TRP A 358 1 O ALA A 355 N VAL A 25 SHEET 11 AA11 LYS A 23 THR A 29 1 O LYS A 23 N ALA A 355 SHEET 1 AB 8 ALA A 285 SER A 288 0 SHEET 2 AB 8 TYR A 267 LEU A 273 -1 O THR A 272 N THR A 286 SHEET 3 AB 8 MET A 300 ALA A 302 -1 O LEU A 301 N GLY A 268 SHEET 4 AB 8 TYR A 267 LEU A 273 -1 O GLY A 268 N LEU A 301 SHEET 5 AB 8 THR A 313 ILE A 317 0 SHEET 6 AB 8 VAL A 322 ARG A 327 -1 O VAL A 322 N ILE A 317 SHEET 7 AB 8 GLN A 330 GLY A 333 -1 O GLN A 330 N ARG A 327 SHEET 8 AB 8 TYR A 267 LEU A 273 -1 O ARG A 269 N GLY A 333 SSBOND 1 CYS A 26 CYS A 51 1555 1555 2.02 SSBOND 2 CYS A 307 CYS A 370 1555 1555 2.05 LINK O4 AMI A1388 C1 NAA B 1 1555 1555 1.42 LINK O4 AMI A1391 C1 NAA C 1 1555 1555 1.43 LINK O4 NAA B 1 C1 NAA B 2 1555 1555 1.40 LINK O4 NAA C 1 C1 NAA C 2 1555 1555 1.44 LINK NE2 HIS A 64 ZN ZN A1393 1555 1555 2.06 LINK OD1 ASP A 108 ZN ZN A1393 7465 1555 2.36 LINK OD2 ASP A 108 ZN ZN A1393 1555 1555 1.61 LINK ND1 HIS A 215 ZN ZN A1392 1555 1555 2.03 LINK OE1 GLU A 219 ZN ZN A1392 1555 1555 2.44 LINK OE2 GLU A 219 ZN ZN A1392 1555 1555 1.91 LINK ZN ZN A1392 O HOH A2246 1555 1555 2.10 LINK ZN ZN A1392 O HOH A2247 1555 1555 2.31 LINK ZN ZN A1392 O HOH A2248 1555 1555 2.12 LINK ZN ZN A1393 O HOH A2249 1555 1555 1.73 LINK ZN ZN A1393 O HOH A2249 1555 7465 2.77 LINK ZN ZN A1394 O HOH A2023 1555 1555 2.44 LINK ZN ZN A1394 O HOH A2250 1555 1555 2.48 LINK ZN ZN A1394 O HOH A2251 1555 1555 2.33 LINK ZN ZN A1394 O HOH A2252 1555 1555 2.30 LINK ZN ZN A1394 O HOH A2253 1555 1555 2.73 CISPEP 1 ALA A 57 PHE A 58 0 -2.38 CISPEP 2 GLU A 140 TYR A 141 0 1.50 CISPEP 3 TRP A 358 ALA A 359 0 -0.35 CRYST1 94.858 94.858 83.483 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 0.010542 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010542 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011978 0.00000