HEADER HYDROLASE 12-DEC-22 8FG5 TITLE APO MOUSE ACIDIC MAMMALIAN CHITINASE, CATALYTIC DOMAIN AT 100 K COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACIDIC MAMMALIAN CHITINASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AMCASE,YNL; COMPND 5 EC: 3.2.1.14; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: CHIA, CHIA1; SOURCE 6 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 7 EXPRESSION_SYSTEM_COMMON: CHINESE HAMSTER; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 10029; SOURCE 9 EXPRESSION_SYSTEM_CELL_LINE: EXPICHO-S; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: MAMCASE_CATD_6XHIS_PTWISTCMV KEYWDS GH18 CHITINASE, ACIDIC MAMMALIAN CHITINASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.E.DIAZ,G.J.CORREY,I.D.YOUNG,M.C.THOMPSON,J.S.FRASER REVDAT 6 06-NOV-24 8FG5 1 REMARK REVDAT 5 10-APR-24 8FG5 1 JRNL REVDAT 4 25-OCT-23 8FG5 1 REMARK REVDAT 3 19-JUL-23 8FG5 1 JRNL REVDAT 2 14-JUN-23 8FG5 1 JRNL REVDAT 1 01-MAR-23 8FG5 0 JRNL AUTH R.E.DIAZ,A.K.ECKER,G.J.CORREY,P.ASTHANA,I.D.YOUNG,B.FAUST, JRNL AUTH 2 M.C.THOMPSON,I.B.SEIPLE,S.J.VAN DYKEN,R.M.LOCKSLEY, JRNL AUTH 3 J.S.FRASER JRNL TITL STRUCTURAL CHARACTERIZATION OF LIGAND BINDING AND JRNL TITL 2 PH-SPECIFIC ENZYMATIC ACTIVITY OF MOUSE ACIDIC MAMMALIAN JRNL TITL 3 CHITINASE. JRNL REF BIORXIV 2024 JRNL REFN ISSN 2692-8205 JRNL PMID 37398339 JRNL DOI 10.1101/2023.06.03.542675 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 59.79 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 83047 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.133 REMARK 3 R VALUE (WORKING SET) : 0.132 REMARK 3 FREE R VALUE : 0.152 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.940 REMARK 3 FREE R VALUE TEST SET COUNT : 4099 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 59.7900 - 4.0000 1.00 2849 143 0.1365 0.1445 REMARK 3 2 3.9900 - 3.1700 1.00 2765 147 0.1242 0.1173 REMARK 3 3 3.1700 - 2.7700 1.00 2754 145 0.1372 0.1584 REMARK 3 4 2.7700 - 2.5200 1.00 2743 135 0.1319 0.1605 REMARK 3 5 2.5200 - 2.3400 1.00 2766 126 0.1234 0.1409 REMARK 3 6 2.3400 - 2.2000 1.00 2739 136 0.1179 0.1291 REMARK 3 7 2.2000 - 2.0900 1.00 2730 144 0.1153 0.1479 REMARK 3 8 2.0900 - 2.0000 1.00 2706 150 0.1210 0.1592 REMARK 3 9 2.0000 - 1.9200 1.00 2729 135 0.1263 0.1574 REMARK 3 10 1.9200 - 1.8500 1.00 2742 134 0.1240 0.1407 REMARK 3 11 1.8500 - 1.8000 1.00 2733 128 0.1191 0.1378 REMARK 3 12 1.8000 - 1.7400 1.00 2679 167 0.1185 0.1593 REMARK 3 13 1.7400 - 1.7000 1.00 2719 136 0.1143 0.1440 REMARK 3 14 1.7000 - 1.6600 1.00 2711 135 0.1172 0.1632 REMARK 3 15 1.6600 - 1.6200 1.00 2702 150 0.1177 0.1588 REMARK 3 16 1.6200 - 1.5900 1.00 2723 156 0.1158 0.1435 REMARK 3 17 1.5900 - 1.5500 1.00 2710 141 0.1192 0.1607 REMARK 3 18 1.5500 - 1.5200 1.00 2688 133 0.1250 0.1473 REMARK 3 19 1.5200 - 1.5000 1.00 2713 139 0.1323 0.1556 REMARK 3 20 1.5000 - 1.4700 1.00 2698 151 0.1404 0.2050 REMARK 3 21 1.4700 - 1.4500 1.00 2727 144 0.1471 0.1840 REMARK 3 22 1.4500 - 1.4300 1.00 2723 121 0.1631 0.2106 REMARK 3 23 1.4300 - 1.4000 1.00 2678 144 0.1680 0.2009 REMARK 3 24 1.4000 - 1.3800 1.00 2719 124 0.1798 0.2535 REMARK 3 25 1.3800 - 1.3700 1.00 2691 149 0.1819 0.2022 REMARK 3 26 1.3700 - 1.3500 1.00 2712 147 0.1922 0.2460 REMARK 3 27 1.3500 - 1.3300 1.00 2700 139 0.2058 0.2380 REMARK 3 28 1.3300 - 1.3200 1.00 2711 160 0.2290 0.2426 REMARK 3 29 1.3200 - 1.3000 1.00 2688 140 0.2729 0.3035 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.126 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.466 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.81 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.71 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 3214 REMARK 3 ANGLE : 0.875 4391 REMARK 3 CHIRALITY : 0.075 447 REMARK 3 PLANARITY : 0.008 577 REMARK 3 DIHEDRAL : 11.588 1142 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 8FG5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-DEC-22. REMARK 100 THE DEPOSITION ID IS D_1000262319. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-APR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.11664 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 0.3.8.0 REMARK 200 DATA SCALING SOFTWARE : DIALS 2.2.10-G6DAFD9427-RELEASE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 83050 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 59.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 25.30 REMARK 200 R MERGE (I) : 0.13420 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.3100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 22.70 REMARK 200 R MERGE FOR SHELL (I) : 2.32900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.8.3 REMARK 200 STARTING MODEL: 3FXY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.92 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 11 MG/ML AMCASE CATALYTIC DOMAIN 20% REMARK 280 W/V PEG 6000 0.1 M SODIUM ACETATE PH 5.0 0.2 M MAGNESIUM REMARK 280 CHLORIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 21.12500 REMARK 290 SMTRY3 2 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 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 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 MET A 1 REMARK 465 ALA A 2 REMARK 465 LYS A 3 REMARK 465 LEU A 4 REMARK 465 LEU A 5 REMARK 465 LEU A 6 REMARK 465 VAL A 7 REMARK 465 THR A 8 REMARK 465 GLY A 9 REMARK 465 LEU A 10 REMARK 465 ALA A 11 REMARK 465 LEU A 12 REMARK 465 LEU A 13 REMARK 465 LEU A 14 REMARK 465 ASN A 15 REMARK 465 ALA A 16 REMARK 465 GLN A 17 REMARK 465 LEU A 18 REMARK 465 GLY A 19 REMARK 465 SER A 20 REMARK 465 ALA A 21 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 O HOH A 592 O HOH A 847 1.88 REMARK 500 O HOH A 817 O HOH A 931 2.03 REMARK 500 O HOH A 525 O HOH A 845 2.06 REMARK 500 O HOH A 525 O HOH A 542 2.07 REMARK 500 O HOH A 615 O HOH A 877 2.08 REMARK 500 O HOH A 796 O HOH A 842 2.09 REMARK 500 O HOH A 706 O HOH A 800 2.11 REMARK 500 O HOH A 773 O HOH A 827 2.12 REMARK 500 OE1 GLN A 347 O HOH A 501 2.14 REMARK 500 O HOH A 802 O HOH A 818 2.16 REMARK 500 O HOH A 633 O HOH A 896 2.17 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 904 O HOH A 925 1455 2.08 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 ILE A 69 -51.06 -128.12 REMARK 500 GLU A 266 37.85 -99.36 REMARK 500 ALA A 330 -121.53 54.19 REMARK 500 HIS A 393 -68.40 -108.09 REMARK 500 REMARK 500 REMARK: NULL 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 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 297 OE1 REMARK 620 2 HIS A 396 O 151.9 REMARK 620 3 HOH A 661 O 132.7 69.5 REMARK 620 4 HOH A 762 O 147.0 17.0 61.6 REMARK 620 5 HOH A 769 O 78.8 91.1 140.9 106.5 REMARK 620 N 1 2 3 4 DBREF 8FG5 A 1 391 UNP Q91XA9 CHIA_MOUSE 1 391 SEQADV 8FG5 HIS A 392 UNP Q91XA9 EXPRESSION TAG SEQADV 8FG5 HIS A 393 UNP Q91XA9 EXPRESSION TAG SEQADV 8FG5 HIS A 394 UNP Q91XA9 EXPRESSION TAG SEQADV 8FG5 HIS A 395 UNP Q91XA9 EXPRESSION TAG SEQADV 8FG5 HIS A 396 UNP Q91XA9 EXPRESSION TAG SEQADV 8FG5 HIS A 397 UNP Q91XA9 EXPRESSION TAG SEQRES 1 A 397 MET ALA LYS LEU LEU LEU VAL THR GLY LEU ALA LEU LEU SEQRES 2 A 397 LEU ASN ALA GLN LEU GLY SER ALA TYR ASN LEU ILE CYS SEQRES 3 A 397 TYR PHE THR ASN TRP ALA GLN TYR ARG PRO GLY LEU GLY SEQRES 4 A 397 SER PHE LYS PRO ASP ASP ILE ASN PRO CYS LEU CYS THR SEQRES 5 A 397 HIS LEU ILE TYR ALA PHE ALA GLY MET GLN ASN ASN GLU SEQRES 6 A 397 ILE THR THR ILE GLU TRP ASN ASP VAL THR LEU TYR LYS SEQRES 7 A 397 ALA PHE ASN ASP LEU LYS ASN ARG ASN SER LYS LEU LYS SEQRES 8 A 397 THR LEU LEU ALA ILE GLY GLY TRP ASN PHE GLY THR ALA SEQRES 9 A 397 PRO PHE THR THR MET VAL SER THR SER GLN ASN ARG GLN SEQRES 10 A 397 THR PHE ILE THR SER VAL ILE LYS PHE LEU ARG GLN TYR SEQRES 11 A 397 GLY PHE ASP GLY LEU ASP LEU ASP TRP GLU TYR PRO GLY SEQRES 12 A 397 SER ARG GLY SER PRO PRO GLN ASP LYS HIS LEU PHE THR SEQRES 13 A 397 VAL LEU VAL LYS GLU MET ARG GLU ALA PHE GLU GLN GLU SEQRES 14 A 397 ALA ILE GLU SER ASN ARG PRO ARG LEU MET VAL THR ALA SEQRES 15 A 397 ALA VAL ALA GLY GLY ILE SER ASN ILE GLN ALA GLY TYR SEQRES 16 A 397 GLU ILE PRO GLU LEU SER LYS TYR LEU ASP PHE ILE HIS SEQRES 17 A 397 VAL MET THR TYR ASP LEU HIS GLY SER TRP GLU GLY TYR SEQRES 18 A 397 THR GLY GLU ASN SER PRO LEU TYR LYS TYR PRO THR GLU SEQRES 19 A 397 THR GLY SER ASN ALA TYR LEU ASN VAL ASP TYR VAL MET SEQRES 20 A 397 ASN TYR TRP LYS ASN ASN GLY ALA PRO ALA GLU LYS LEU SEQRES 21 A 397 ILE VAL GLY PHE PRO GLU TYR GLY HIS THR PHE ILE LEU SEQRES 22 A 397 ARG ASN PRO SER ASP ASN GLY ILE GLY ALA PRO THR SER SEQRES 23 A 397 GLY ASP GLY PRO ALA GLY PRO TYR THR ARG GLN ALA GLY SEQRES 24 A 397 PHE TRP ALA TYR TYR GLU ILE CYS THR PHE LEU ARG SER SEQRES 25 A 397 GLY ALA THR GLU VAL TRP ASP ALA SER GLN GLU VAL PRO SEQRES 26 A 397 TYR ALA TYR LYS ALA ASN GLU TRP LEU GLY TYR ASP ASN SEQRES 27 A 397 ILE LYS SER PHE SER VAL LYS ALA GLN TRP LEU LYS GLN SEQRES 28 A 397 ASN ASN PHE GLY GLY ALA MET ILE TRP ALA ILE ASP LEU SEQRES 29 A 397 ASP ASP PHE THR GLY SER PHE CYS ASP GLN GLY LYS PHE SEQRES 30 A 397 PRO LEU THR SER THR LEU ASN LYS ALA LEU GLY ILE SER SEQRES 31 A 397 THR HIS HIS HIS HIS HIS HIS HET MG A 401 1 HETNAM MG MAGNESIUM ION FORMUL 2 MG MG 2+ FORMUL 3 HOH *474(H2 O) HELIX 1 AA1 TRP A 31 ARG A 35 5 5 HELIX 2 AA2 PRO A 36 SER A 40 5 5 HELIX 3 AA3 LYS A 42 ILE A 46 5 5 HELIX 4 AA4 ASN A 72 LEU A 83 1 12 HELIX 5 AA5 LYS A 84 ASN A 87 5 4 HELIX 6 AA6 THR A 103 SER A 111 1 9 HELIX 7 AA7 THR A 112 GLY A 131 1 20 HELIX 8 AA8 GLN A 150 ASN 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 GLY A 216 GLY A 220 5 5 HELIX 12 AB3 THR A 235 LEU A 241 5 7 HELIX 13 AB4 ASN A 242 ASN A 253 1 12 HELIX 14 AB5 PRO A 256 GLU A 258 5 3 HELIX 15 AB6 TYR A 303 SER A 312 1 10 HELIX 16 AB7 ASN A 338 ASN A 352 1 15 HELIX 17 AB8 ALA A 361 ASP A 365 5 5 HELIX 18 AB9 PHE A 377 LEU A 387 1 11 SHEET 1 AA110 GLU A 65 THR A 67 0 SHEET 2 AA110 HIS A 53 GLN A 62 -1 N GLY A 60 O THR A 67 SHEET 3 AA110 LYS A 91 GLY A 97 1 O ALA A 95 N TYR A 56 SHEET 4 AA110 GLY A 134 ASP A 138 1 O ASP A 136 N LEU A 94 SHEET 5 AA110 MET A 179 VAL A 184 1 O THR A 181 N LEU A 137 SHEET 6 AA110 PHE A 206 VAL A 209 1 O HIS A 208 N ALA A 182 SHEET 7 AA110 LEU A 260 PRO A 265 1 O ILE A 261 N ILE A 207 SHEET 8 AA110 GLY A 356 TRP A 360 1 O MET A 358 N PHE A 264 SHEET 9 AA110 ASN A 23 THR A 29 1 N ILE A 25 O ALA A 357 SHEET 10 AA110 HIS A 53 GLN A 62 1 O ALA A 57 N PHE A 28 SHEET 1 AA2 3 THR A 285 ASP A 288 0 SHEET 2 AA2 3 TYR A 267 LEU A 273 -1 N ILE A 272 O SER A 286 SHEET 3 AA2 3 PHE A 300 ALA A 302 -1 O TRP A 301 N GLY A 268 SHEET 1 AA3 5 THR A 285 ASP A 288 0 SHEET 2 AA3 5 TYR A 267 LEU A 273 -1 N ILE A 272 O SER A 286 SHEET 3 AA3 5 GLU A 332 GLY A 335 -1 O GLY A 335 N HIS A 269 SHEET 4 AA3 5 VAL A 324 LYS A 329 -1 N ALA A 327 O LEU A 334 SHEET 5 AA3 5 THR A 315 ASP A 319 -1 N THR A 315 O TYR A 328 SSBOND 1 CYS A 26 CYS A 51 1555 1555 2.02 SSBOND 2 CYS A 307 CYS A 372 1555 1555 2.04 LINK OE1 GLN A 297 MG MG A 401 1555 1555 2.78 LINK O HIS A 396 MG MG A 401 1555 1565 2.67 LINK MG MG A 401 O HOH A 661 1555 1545 2.95 LINK MG MG A 401 O HOH A 762 1555 1555 2.64 LINK MG MG A 401 O HOH A 769 1555 1555 2.06 CISPEP 1 ALA A 57 PHE A 58 0 1.87 CISPEP 2 GLU A 140 TYR A 141 0 -0.95 CISPEP 3 TRP A 360 ALA A 361 0 -0.79 CRYST1 60.040 42.250 67.410 90.00 95.18 90.00 P 1 21 1 2 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 0.016656 0.000000 0.001510 0.00000 SCALE2 0.000000 0.023669 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014895 0.00000