PDB Short entry for 1KTB HEADER HYDROLASE 15-JAN-02 1KTB TITLE THE STRUCTURE OF ALPHA-N-ACETYLGALACTOSAMINIDASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-N-ACETYLGALACTOSAMINIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.49; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 GENE: ALPHA-NAGA; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPIC9K KEYWDS GLYCOPROTEIN; (BETA/ALPHA)8 BARREL, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.C.GARMAN,L.HANNICK,A.ZHU,D.N.GARBOCZI REVDAT 6 29-JUL-20 1KTB 1 COMPND REMARK SEQADV HETNAM REVDAT 6 2 1 LINK SITE ATOM REVDAT 5 16-NOV-11 1KTB 1 HETATM REVDAT 4 13-JUL-11 1KTB 1 VERSN REVDAT 3 24-FEB-09 1KTB 1 VERSN REVDAT 2 13-DEC-05 1KTB 1 KEYWDS HET HETNAM REMARK REVDAT 1 15-MAR-02 1KTB 0 JRNL AUTH S.C.GARMAN,L.HANNICK,A.ZHU,D.N.GARBOCZI JRNL TITL THE 1.9 A STRUCTURE OF ALPHA-N-ACETYLGALACTOSAMINIDASE: JRNL TITL 2 MOLECULAR BASIS OF GLYCOSIDASE DEFICIENCY DISEASES JRNL REF STRUCTURE V. 10 425 2002 JRNL REFN ISSN 0969-2126 JRNL PMID 12005440 JRNL DOI 10.1016/S0969-2126(02)00726-8 REMARK 2 REMARK 2 RESOLUTION. 1.90 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1901602.100 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 37792 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) : 0.211 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.500 REMARK 3 FREE R VALUE TEST SET COUNT : 1683 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5934 REMARK 3 BIN R VALUE (WORKING SET) : 0.2780 REMARK 3 BIN FREE R VALUE : 0.2950 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 277 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3075 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 161 REMARK 3 SOLVENT ATOMS : 401 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.95000 REMARK 3 B22 (A**2) : 6.95000 REMARK 3 B33 (A**2) : -13.90000 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) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.21 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) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 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) : 1.170 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.760 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.290 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.480 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 54.86 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 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1KTB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JAN-02. REMARK 100 THE DEPOSITION ID IS D_1000015321. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-OCT-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X9B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.054 REMARK 200 MONOCHROMATOR : SYNCHROTRON OPTICS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37980 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 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 (%) : 99.7 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : 0.06000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 13.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 17.40 REMARK 200 R MERGE FOR SHELL (I) : 0.56800 REMARK 200 R SYM FOR SHELL (I) : 0.56800 REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LITHIUM SULFATE, AMMONIUM SULFATE, REMARK 280 SODIUM ACETATE, PH 5.6, VAPOR DIFFUSION, HANGING DROP AT 293K 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 88.03300 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 36.29650 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 36.29650 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 132.04950 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 36.29650 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 36.29650 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 44.01650 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 36.29650 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 36.29650 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 132.04950 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 36.29650 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 36.29650 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 44.01650 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 88.03300 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, 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 BIOMT1 2 0.000000 -1.000000 0.000000 72.59300 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 72.59300 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 88.03300 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 A3455 LIES ON A SPECIAL POSITION. REMARK 375 HOH A3458 LIES ON A SPECIAL POSITION. 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 LEU A 389 REMARK 465 LEU A 390 REMARK 465 ILE A 391 REMARK 465 GLN A 392 REMARK 465 GLN A 393 REMARK 465 GLN A 394 REMARK 465 ALA A 395 REMARK 465 PRO A 396 REMARK 465 GLY A 397 REMARK 465 GLY A 398 REMARK 465 PRO A 399 REMARK 465 SER A 400 REMARK 465 ARG A 401 REMARK 465 LEU A 402 REMARK 465 PRO A 403 REMARK 465 LEU A 404 REMARK 465 LEU A 405 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 ARG A 20 -136.29 47.73 REMARK 500 CYS A 21 43.49 -106.75 REMARK 500 ASP A 61 -147.04 -112.52 REMARK 500 ASP A 236 -179.93 93.09 REMARK 500 ASN A 242 -150.25 -100.58 REMARK 500 LEU A 264 77.05 -107.60 REMARK 500 ASN A 283 109.53 -59.42 REMARK 500 THR A 337 -165.78 -164.36 REMARK 500 SER A 377 19.96 58.67 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1KTC RELATED DB: PDB REMARK 900 COMPLEX WITH ALPHA-N-ACETYLGALACTOSAMINE DBREF 1KTB A 1 405 PIR S43413 S43413 1 405 SEQADV 1KTB GLY A 101 PIR S43413 ASP 101 CONFLICT SEQRES 1 A 405 LEU GLU ASN GLY LEU ALA ARG THR PRO PRO MET GLY TRP SEQRES 2 A 405 LEU ALA TRP GLU ARG PHE ARG CYS ASN VAL ASN CYS ARG SEQRES 3 A 405 GLU ASP PRO ARG GLN CYS ILE SER GLU MET LEU PHE MET SEQRES 4 A 405 GLU MET ALA ASP ARG ILE ALA GLU ASP GLY TRP ARG GLU SEQRES 5 A 405 LEU GLY TYR LYS TYR ILE ASN ILE ASP ASP CYS TRP ALA SEQRES 6 A 405 ALA LYS GLN ARG ASP ALA GLU GLY ARG LEU VAL PRO ASP SEQRES 7 A 405 PRO GLU ARG PHE PRO ARG GLY ILE LYS ALA LEU ALA ASP SEQRES 8 A 405 TYR VAL HIS ALA ARG GLY LEU LYS LEU GLY ILE TYR GLY SEQRES 9 A 405 ASP LEU GLY ARG LEU THR CYS GLY GLY TYR PRO GLY THR SEQRES 10 A 405 THR LEU ASP ARG VAL GLU GLN ASP ALA GLN THR PHE ALA SEQRES 11 A 405 GLU TRP GLY VAL ASP MET LEU LYS LEU ASP GLY CYS TYR SEQRES 12 A 405 SER SER GLY LYS GLU GLN ALA GLN GLY TYR PRO GLN MET SEQRES 13 A 405 ALA ARG ALA LEU ASN ALA THR GLY ARG PRO ILE VAL TYR SEQRES 14 A 405 SER CYS SER TRP PRO ALA TYR GLN GLY GLY LEU PRO PRO SEQRES 15 A 405 LYS VAL ASN TYR THR LEU LEU GLY GLU ILE CYS ASN LEU SEQRES 16 A 405 TRP ARG ASN TYR ASP ASP ILE GLN ASP SER TRP ASP SER SEQRES 17 A 405 VAL LEU SER ILE VAL ASP TRP PHE PHE THR ASN GLN ASP SEQRES 18 A 405 VAL LEU GLN PRO PHE ALA GLY PRO GLY HIS TRP ASN ASP SEQRES 19 A 405 PRO ASP MET LEU ILE ILE GLY ASN PHE GLY LEU SER TYR SEQRES 20 A 405 GLU GLN SER ARG SER GLN MET ALA LEU TRP THR ILE MET SEQRES 21 A 405 ALA ALA PRO LEU LEU MET SER THR ASP LEU ARG THR ILE SEQRES 22 A 405 SER PRO SER ALA LYS LYS ILE LEU GLN ASN ARG LEU MET SEQRES 23 A 405 ILE GLN ILE ASN GLN ASP PRO LEU GLY ILE GLN GLY ARG SEQRES 24 A 405 ARG ILE ILE LYS GLU GLY SER HIS ILE GLU VAL PHE LEU SEQRES 25 A 405 ARG PRO LEU SER GLN ALA ALA SER ALA LEU VAL PHE PHE SEQRES 26 A 405 SER ARG ARG THR ASP MET PRO PHE ARG TYR THR THR SER SEQRES 27 A 405 LEU ALA LYS LEU GLY PHE PRO MET GLY ALA ALA TYR GLU SEQRES 28 A 405 VAL GLN ASP VAL TYR SER GLY LYS ILE ILE SER GLY LEU SEQRES 29 A 405 LYS THR GLY ASP ASN PHE THR VAL ILE ILE ASN PRO SER SEQRES 30 A 405 GLY VAL VAL MET TRP TYR LEU CYS PRO LYS ALA LEU LEU SEQRES 31 A 405 ILE GLN GLN GLN ALA PRO GLY GLY PRO SER ARG LEU PRO SEQRES 32 A 405 LEU LEU MODRES 1KTB ASN A 161 ASN GLYCOSYLATION SITE MODRES 1KTB ASN A 185 ASN GLYCOSYLATION SITE MODRES 1KTB ASN A 369 ASN GLYCOSYLATION SITE HET NAG B 1 14 HET NAG B 2 14 HET NAG A 685 14 HET NAG A 869 14 HET SO4 A2101 5 HET SO4 A2102 5 HET SO4 A2103 5 HET SO4 A2104 5 HET SO4 A2105 5 HET GOL A1104 6 HET GOL A1105 6 HET GOL A1106 6 HET GOL A1107 6 HET GOL A1108 6 HET GOL A1109 6 HET GOL A1110 6 HET GOL A1111 6 HET GOL A1112 6 HET GOL A1101 6 HET GOL A1102 6 HET GOL A1103 6 HET ACY A3101 4 HET ACY A3102 4 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETNAM ACY ACETIC ACID HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 NAG 4(C8 H15 N O6) FORMUL 5 SO4 5(O4 S 2-) FORMUL 10 GOL 12(C3 H8 O3) FORMUL 22 ACY 2(C2 H4 O2) FORMUL 24 HOH *401(H2 O) HELIX 1 1 ALA A 15 ARG A 20 1 6 HELIX 2 2 SER A 34 ASP A 48 1 15 HELIX 3 3 TRP A 50 GLY A 54 5 5 HELIX 4 4 ARG A 84 ALA A 95 1 12 HELIX 5 5 THR A 118 ASP A 120 5 3 HELIX 6 6 ARG A 121 GLY A 133 1 13 HELIX 7 7 SER A 145 THR A 163 1 19 HELIX 8 8 SER A 172 GLN A 177 1 6 HELIX 9 9 ASN A 185 CYS A 193 1 9 HELIX 10 10 SER A 205 ASN A 219 1 15 HELIX 11 11 GLN A 220 ALA A 227 5 8 HELIX 12 12 SER A 246 MET A 260 1 15 HELIX 13 13 SER A 274 GLN A 282 1 9 HELIX 14 14 ASN A 283 GLN A 291 1 9 HELIX 15 15 LEU A 339 GLY A 343 1 5 SHEET 1 A 8 TRP A 232 ASP A 234 0 SHEET 2 A 8 LEU A 195 ARG A 197 1 N TRP A 196 O ASP A 234 SHEET 3 A 8 VAL A 168 CYS A 171 1 N CYS A 171 O LEU A 195 SHEET 4 A 8 MET A 136 ASP A 140 1 N LEU A 139 O SER A 170 SHEET 5 A 8 LYS A 99 ASP A 105 1 N GLY A 104 O ASP A 140 SHEET 6 A 8 TYR A 57 ASN A 59 1 N ILE A 58 O GLY A 101 SHEET 7 A 8 MET A 11 LEU A 14 1 N TRP A 13 O TYR A 57 SHEET 8 A 8 LEU A 264 MET A 266 1 O MET A 266 N GLY A 12 SHEET 1 B 6 ARG A 299 LYS A 303 0 SHEET 2 B 6 ILE A 308 PRO A 314 -1 O LEU A 312 N ARG A 299 SHEET 3 B 6 SER A 320 SER A 326 -1 O PHE A 325 N GLU A 309 SHEET 4 B 6 VAL A 379 PRO A 386 -1 O LEU A 384 N SER A 320 SHEET 5 B 6 ALA A 349 ASP A 354 -1 N GLU A 351 O CYS A 385 SHEET 6 B 6 ILE A 360 LYS A 365 -1 O ILE A 361 N VAL A 352 SHEET 1 C 2 PHE A 333 SER A 338 0 SHEET 2 C 2 ASN A 369 ILE A 374 -1 O VAL A 372 N TYR A 335 SSBOND 1 CYS A 21 CYS A 63 1555 1555 2.03 SSBOND 2 CYS A 25 CYS A 32 1555 1555 2.04 SSBOND 3 CYS A 111 CYS A 142 1555 1555 2.03 SSBOND 4 CYS A 171 CYS A 193 1555 1555 2.03 LINK ND2 ASN A 161 C1 NAG B 1 1555 1555 1.45 LINK ND2 ASN A 185 C1 NAG A 685 1555 1555 1.45 LINK ND2 ASN A 369 C1 NAG A 869 1555 1555 1.45 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.39 CISPEP 1 PRO A 181 PRO A 182 0 0.65 CRYST1 72.593 72.593 176.066 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 0.013775 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013775 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005680 0.00000