HEADER HYDROLASE 02-OCT-14 4WK9 TITLE CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE-1 CATALYTIC DOMAIN IN TITLE 2 COMPLEX WITH CHITOBIOSE (0.3MM) AT 1.10 A RESOLUTION 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 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CHIT1; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 9 EXPRESSION_SYSTEM_CELL_LINE: HEK293T KEYWDS CHIT1, GH18 CHITINASE, PROTONATION STATES, HYDROLYSIS, CATALYTIC KEYWDS 2 MECHANISM, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR F.FADEL,Y.ZHAO,R.CACHAU,A.COUSIDO-SIAH,F.X.RUIZ,K.HARLOS,E.HOWARD, AUTHOR 2 A.MITSCHLER,A.PODJARNY REVDAT 6 10-JAN-24 4WK9 1 HETSYN REVDAT 5 29-JUL-20 4WK9 1 COMPND REMARK HET HETNAM REVDAT 5 2 1 FORMUL LINK SITE ATOM REVDAT 4 28-FEB-18 4WK9 1 SOURCE REVDAT 3 22-JUL-15 4WK9 1 JRNL REVDAT 2 15-JUL-15 4WK9 1 JRNL REVDAT 1 08-JUL-15 4WK9 0 JRNL AUTH F.FADEL,Y.ZHAO,R.CACHAU,A.COUSIDO-SIAH,F.X.RUIZ,K.HARLOS, JRNL AUTH 2 E.HOWARD,A.MITSCHLER,A.PODJARNY JRNL TITL NEW INSIGHTS INTO THE ENZYMATIC MECHANISM OF HUMAN JRNL TITL 2 CHITOTRIOSIDASE (CHIT1) CATALYTIC DOMAIN BY ATOMIC JRNL TITL 3 RESOLUTION X-RAY DIFFRACTION AND HYBRID QM/MM. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 71 1455 2015 JRNL REFN ESSN 1399-0047 JRNL PMID 26143917 JRNL DOI 10.1107/S139900471500783X REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_1255) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.30 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 152249 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.140 REMARK 3 R VALUE (WORKING SET) : 0.139 REMARK 3 FREE R VALUE : 0.154 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 7633 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 37.3226 - 3.4231 1.00 5168 278 0.1523 0.1464 REMARK 3 2 3.4231 - 2.7172 1.00 4983 266 0.1667 0.1740 REMARK 3 3 2.7172 - 2.3738 1.00 4926 269 0.1684 0.1917 REMARK 3 4 2.3738 - 2.1568 1.00 4919 240 0.1491 0.1590 REMARK 3 5 2.1568 - 2.0022 1.00 4905 248 0.1401 0.1429 REMARK 3 6 2.0022 - 1.8842 1.00 4870 257 0.1381 0.1730 REMARK 3 7 1.8842 - 1.7898 1.00 4858 256 0.1372 0.1312 REMARK 3 8 1.7898 - 1.7119 1.00 4847 270 0.1289 0.1374 REMARK 3 9 1.7119 - 1.6460 1.00 4867 233 0.1250 0.1677 REMARK 3 10 1.6460 - 1.5892 1.00 4816 250 0.1177 0.1415 REMARK 3 11 1.5892 - 1.5395 1.00 4837 268 0.1129 0.1374 REMARK 3 12 1.5395 - 1.4955 1.00 4850 247 0.1053 0.1306 REMARK 3 13 1.4955 - 1.4561 1.00 4838 251 0.1069 0.1320 REMARK 3 14 1.4561 - 1.4206 1.00 4782 271 0.1093 0.1341 REMARK 3 15 1.4206 - 1.3883 1.00 4855 232 0.1107 0.1474 REMARK 3 16 1.3883 - 1.3588 1.00 4798 257 0.1087 0.1264 REMARK 3 17 1.3588 - 1.3316 1.00 4835 232 0.1064 0.1275 REMARK 3 18 1.3316 - 1.3065 1.00 4815 241 0.1086 0.1274 REMARK 3 19 1.3065 - 1.2831 1.00 4769 288 0.1111 0.1388 REMARK 3 20 1.2831 - 1.2614 1.00 4822 242 0.1127 0.1457 REMARK 3 21 1.2614 - 1.2410 1.00 4812 249 0.1153 0.1372 REMARK 3 22 1.2410 - 1.2219 1.00 4761 260 0.1199 0.1470 REMARK 3 23 1.2219 - 1.2040 1.00 4783 277 0.1243 0.1409 REMARK 3 24 1.2040 - 1.1870 1.00 4773 248 0.1236 0.1427 REMARK 3 25 1.1870 - 1.1710 1.00 4793 273 0.1243 0.1538 REMARK 3 26 1.1710 - 1.1557 1.00 4758 258 0.1320 0.1549 REMARK 3 27 1.1557 - 1.1413 1.00 4771 241 0.1428 0.1629 REMARK 3 28 1.1413 - 1.1275 0.99 4737 259 0.1536 0.1754 REMARK 3 29 1.1275 - 1.1144 0.97 4683 251 0.1678 0.1945 REMARK 3 30 1.1144 - 1.1019 0.91 4385 221 0.1827 0.1890 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.070 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.090 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 3209 REMARK 3 ANGLE : 1.201 4380 REMARK 3 CHIRALITY : 0.087 458 REMARK 3 PLANARITY : 0.006 576 REMARK 3 DIHEDRAL : 13.610 1166 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4WK9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-OCT-14. REMARK 100 THE DEPOSITION ID IS D_1000203967. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-NOV-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8 REMARK 200 MONOCHROMATOR : BARTELS MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 152249 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 11.90 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 40.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : 8.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.570 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 1GUV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25 % (W/V) POLYETHYLENE GLYCOL (PEG) REMARK 280 3350, 0.2 M POTASSIUM SODIUM TARTRATE AT PH 7.2, 0.3MM 4- REMARK 280 METHYLUMBELLIFERYL TRIACETYLCHITOTRIOSIDE, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 42.83500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 53.09100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 42.83500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 53.09100 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 KCAL/MOL 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 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 391 REMARK 465 SER A 392 REMARK 465 HIS A 393 REMARK 465 HIS A 394 REMARK 465 HIS A 395 REMARK 465 HIS A 396 REMARK 465 HIS A 397 REMARK 465 HIS A 398 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 35.95 71.08 REMARK 500 SER A 226 65.13 -153.37 REMARK 500 THR A 266 32.28 -95.71 REMARK 500 ASP A 328 -125.50 51.18 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 A1404 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH A1523 DISTANCE = 7.66 ANGSTROMS REMARK 525 HOH A1526 DISTANCE = 5.90 ANGSTROMS REMARK 525 HOH A1529 DISTANCE = 5.91 ANGSTROMS DBREF 4WK9 A 22 394 UNP Q13231 CHIT1_HUMAN 22 394 SEQADV 4WK9 VAL A 388 UNP Q13231 PRO 388 EXPRESSION TAG SEQADV 4WK9 PRO A 389 UNP Q13231 TYR 389 EXPRESSION TAG SEQADV 4WK9 ARG A 390 UNP Q13231 LEU 390 EXPRESSION TAG SEQADV 4WK9 GLY A 391 UNP Q13231 PRO 391 EXPRESSION TAG SEQADV 4WK9 HIS A 393 UNP Q13231 GLY 393 EXPRESSION TAG SEQADV 4WK9 HIS A 394 UNP Q13231 THR 394 EXPRESSION TAG SEQADV 4WK9 HIS A 395 UNP Q13231 EXPRESSION TAG SEQADV 4WK9 HIS A 396 UNP Q13231 EXPRESSION TAG SEQADV 4WK9 HIS A 397 UNP Q13231 EXPRESSION TAG SEQADV 4WK9 HIS A 398 UNP Q13231 EXPRESSION TAG SEQRES 1 A 377 ALA LYS LEU VAL CYS TYR PHE THR ASN TRP ALA GLN TYR SEQRES 2 A 377 ARG GLN GLY GLU ALA ARG PHE LEU PRO LYS ASP LEU ASP SEQRES 3 A 377 PRO SER LEU CYS THR HIS LEU ILE TYR ALA PHE ALA GLY SEQRES 4 A 377 MET THR ASN HIS GLN LEU SER THR THR GLU TRP ASN ASP SEQRES 5 A 377 GLU THR LEU TYR GLN GLU PHE ASN GLY LEU LYS LYS MET SEQRES 6 A 377 ASN PRO LYS LEU LYS THR LEU LEU ALA ILE GLY GLY TRP SEQRES 7 A 377 ASN PHE GLY THR GLN LYS PHE THR ASP MET VAL ALA THR SEQRES 8 A 377 ALA ASN ASN ARG GLN THR PHE VAL ASN SER ALA ILE ARG SEQRES 9 A 377 PHE LEU ARG LYS TYR SER PHE ASP GLY LEU ASP LEU ASP SEQRES 10 A 377 TRP GLU TYR PRO GLY SER GLN GLY SER PRO ALA VAL ASP SEQRES 11 A 377 LYS GLU ARG PHE THR THR LEU VAL GLN ASP LEU ALA ASN SEQRES 12 A 377 ALA PHE GLN GLN GLU ALA GLN THR SER GLY LYS GLU ARG SEQRES 13 A 377 LEU LEU LEU SER ALA ALA VAL PRO ALA GLY GLN THR TYR SEQRES 14 A 377 VAL ASP ALA GLY TYR GLU VAL ASP LYS ILE ALA GLN ASN SEQRES 15 A 377 LEU ASP PHE VAL ASN LEU MET ALA TYR ASP PHE HIS GLY SEQRES 16 A 377 SER TRP GLU LYS VAL THR GLY HIS ASN SER PRO LEU TYR SEQRES 17 A 377 LYS ARG GLN GLU GLU SER GLY ALA ALA ALA SER LEU ASN SEQRES 18 A 377 VAL ASP ALA ALA VAL GLN GLN TRP LEU GLN LYS GLY THR SEQRES 19 A 377 PRO ALA SER LYS LEU ILE LEU GLY MET PRO THR TYR GLY SEQRES 20 A 377 ARG SER PHE THR LEU ALA SER SER SER ASP THR ARG VAL SEQRES 21 A 377 GLY ALA PRO ALA THR GLY SER GLY THR PRO GLY PRO PHE SEQRES 22 A 377 THR LYS GLU GLY GLY MET LEU ALA TYR TYR GLU VAL CYS SEQRES 23 A 377 SER TRP LYS GLY ALA THR LYS GLN ARG ILE GLN ASP GLN SEQRES 24 A 377 LYS VAL PRO TYR ILE PHE ARG ASP ASN GLN TRP VAL GLY SEQRES 25 A 377 PHE ASP ASP VAL GLU SER PHE LYS THR LYS VAL SER TYR SEQRES 26 A 377 LEU LYS GLN LYS GLY LEU GLY GLY ALA MET VAL TRP ALA SEQRES 27 A 377 LEU ASP LEU ASP ASP PHE ALA GLY PHE SER CYS ASN GLN SEQRES 28 A 377 GLY ARG TYR PRO LEU ILE GLN THR LEU ARG GLN GLU LEU SEQRES 29 A 377 SER LEU VAL PRO ARG GLY SER HIS HIS HIS HIS HIS HIS 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 *530(H2 O) HELIX 1 AA1 TRP A 31 ARG A 35 5 5 HELIX 2 AA2 GLN A 36 ARG A 40 5 5 HELIX 3 AA3 LEU A 42 LEU A 46 5 5 HELIX 4 AA4 ASN A 72 ASN A 87 1 16 HELIX 5 AA5 TRP A 99 GLY A 102 5 4 HELIX 6 AA6 THR A 103 ALA A 111 1 9 HELIX 7 AA7 THR A 112 SER A 131 1 20 HELIX 8 AA8 VAL A 150 GLY A 174 1 25 HELIX 9 AA9 GLY A 187 TYR A 195 1 9 HELIX 10 AB1 GLU A 196 LEU A 204 1 9 HELIX 11 AB2 SER A 235 LEU A 241 5 7 HELIX 12 AB3 ASN A 242 LYS A 253 1 12 HELIX 13 AB4 PRO A 256 SER A 258 5 3 HELIX 14 AB5 TYR A 303 CYS A 307 1 5 HELIX 15 AB6 ASP A 336 LYS A 350 1 15 HELIX 16 AB7 ALA A 359 ASP A 363 5 5 HELIX 17 AB8 TYR A 375 LEU A 385 1 11 SHEET 1 AA110 GLN A 65 SER A 67 0 SHEET 2 AA110 HIS A 53 THR A 62 -1 N GLY A 60 O SER A 67 SHEET 3 AA110 LYS A 91 GLY A 97 1 O ALA A 95 N ALA A 59 SHEET 4 AA110 GLY A 134 ASP A 138 1 O ASP A 136 N LEU A 94 SHEET 5 AA110 LEU A 179 PRO A 185 1 O SER A 181 N LEU A 137 SHEET 6 AA110 PHE A 206 MET A 210 1 O ASN A 208 N ALA A 182 SHEET 7 AA110 LEU A 260 PRO A 265 1 O ILE A 261 N VAL A 207 SHEET 8 AA110 GLY A 354 TRP A 358 1 O GLY A 354 N LEU A 262 SHEET 9 AA110 LYS A 23 THR A 29 1 N VAL A 25 O ALA A 355 SHEET 10 AA110 HIS A 53 THR A 62 1 O ALA A 57 N PHE A 28 SHEET 1 AA2 3 ALA A 285 SER A 288 0 SHEET 2 AA2 3 TYR A 267 LEU A 273 -1 N THR A 272 O THR A 286 SHEET 3 AA2 3 MET A 300 ALA A 302 -1 O LEU A 301 N GLY A 268 SHEET 1 AA3 5 ALA A 285 SER A 288 0 SHEET 2 AA3 5 TYR A 267 LEU A 273 -1 N THR A 272 O THR A 286 SHEET 3 AA3 5 GLN A 330 GLY A 333 -1 O TRP A 331 N PHE A 271 SHEET 4 AA3 5 VAL A 322 ARG A 327 -1 N ILE A 325 O VAL A 332 SHEET 5 AA3 5 THR A 313 ILE A 317 -1 N GLN A 315 O TYR A 324 SSBOND 1 CYS A 26 CYS A 51 1555 1555 2.04 SSBOND 2 CYS A 307 CYS A 370 1555 1555 2.03 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.38 CISPEP 1 ALA A 57 PHE A 58 0 1.39 CISPEP 2 GLU A 140 TYR A 141 0 4.02 CISPEP 3 GLU A 140 TYR A 141 0 2.57 CISPEP 4 TRP A 358 ALA A 359 0 1.85 CRYST1 85.670 106.182 41.435 90.00 90.00 90.00 P 21 21 2 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 0.011673 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009418 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024134 0.00000