1EHN - Header Asymmetric Unit

HEADER HYDROLASE 22-FEB-00 1EHN

TITLE CRYSTAL STRUCTURE OF CHITINASE A MUTANT E315Q COMPLEXED WITH OCTA-N- TITLE 2 ACETYLCHITOOCTAOSE (NAG)8.

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHITINASE A; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.14; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_PLASMID: PBR322

KEYWDS TIM BARREL, PROTEIN-OLIGOSACCHARIDE COMPLEX, HYDROLASE

EXPDTA X-RAY DIFFRACTION

AUTHOR Y.PAPANIKOLAU,G.PRAG,G.TAVLAS,C.E.VORGIAS,A.B.OPPENHEIM,K.PETRATOS

REVDAT 5 13-JUL-11 1EHN 1 VERSN REVDAT 4 24-FEB-09 1EHN 1 VERSN REVDAT 3 11-FEB-03 1EHN 1 REMARK REVDAT 2 26-SEP-01 1EHN 1 JRNL REMARK REVDAT 1 22-FEB-01 1EHN 0

JRNL AUTH Y.PAPANIKOLAU,G.PRAG,G.TAVLAS,C.E.VORGIAS,A.B.OPPENHEIM, JRNL AUTH 2 K.PETRATOS JRNL TITL HIGH RESOLUTION STRUCTURAL ANALYSES OF MUTANT CHITINASE A JRNL TITL 2 COMPLEXES WITH SUBSTRATES PROVIDE NEW INSIGHT INTO THE JRNL TITL 3 MECHANISM OF CATALYSIS. JRNL REF BIOCHEMISTRY V. 40 11338 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11560481 JRNL DOI 10.1021/BI010505H

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.PAPANIKOLAU,G.TAVLAS,C.E.VORGIAS,K.PETRATOS REMARK 1 TITL DE NOVO PURIFICATION SCHEME AND CRYSTALLIZATION CONDITIONS REMARK 1 TITL 2 YIELD HIGH-RESOLUTION STRUCTURES OF CHITINASE A AND ITS REMARK 1 TITL 3 COMPLEX WITH THE INHIBITOR ALLOSAMIDIN REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 59 400 2003 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444902021923 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.PERRAKIS,I.TEWS,Z.DAUTER,A.B.OPPENHEIM,I.CHET,K.S.WILSON, REMARK 1 AUTH 2 C.E.VORGIAS REMARK 1 TITL CRYSTAL STRUCTURE OF A BACTERIAL CHITINASE AT 2.3 ANGSTROM REMARK 1 TITL 2 RESOLUTION REMARK 1 REF STRUCTURE V. 2 1169 1994 REMARK 1 REFN ISSN 0969-2126

REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 61157 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3107 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4137 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 113 REMARK 3 SOLVENT ATOMS : 806 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.37 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.120 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.120 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.080 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.660 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.012 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.028 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.036 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.012 ; 0.030 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.150 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.175 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.246 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : 0.227 ; 0.300 REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 6.600 ; 7.000 REMARK 3 STAGGERED (DEGREES) : 12.500; 15.000 REMARK 3 TRANSVERSE (DEGREES) : 24.300; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.450 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.020 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.830 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.780 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1EHN COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-FEB-00. REMARK 100 THE RCSB ID CODE IS RCSB010582.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-APR-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8469 REMARK 200 MONOCHROMATOR : TRIANGULAR, BENT, GE SINGLE- REMARK 200 CRYSTAL REMARK 200 OPTICS : RH COATED PRE-MIRROR AND REMARK 200 SEGMENTED, BENT MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 61168 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 10.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.5000 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) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : 0.24000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.900 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: 1EDQ REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.75 M CITRATE-NA PH 7.2 AND 20% (V/V) REMARK 280 METHANOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 29.67200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 29.67200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 100.22000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 65.80850 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 100.22000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 65.80850 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 29.67200 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 100.22000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 65.80850 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 29.67200 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 100.22000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 65.80850 REMARK 290 SMTRY3 8 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER

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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 107 NE - CZ - NH2 ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG A 172 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ASP A 202 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 290 CD - NE - CZ ANGL. DEV. = 9.7 DEGREES REMARK 500 ARG A 290 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ASP A 291 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 TYR A 335 CB - CG - CD1 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG A 355 NE - CZ - NH1 ANGL. DEV. = -3.5 DEGREES REMARK 500 ASP A 371 CB - CG - OD2 ANGL. DEV. = -8.0 DEGREES REMARK 500 TYR A 479 CB - CG - CD2 ANGL. DEV. = -4.0 DEGREES REMARK 500 ASP A 547 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES 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 GLU A 147 -123.19 48.60 REMARK 500 TYR A 170 -110.44 -88.20 REMARK 500 LYS A 250 -147.87 -111.08 REMARK 500 ASP A 313 72.67 -118.06 REMARK 500 THR A 405 24.53 -146.74 REMARK 500 LYS A 413 81.32 -157.26 REMARK 500 GLU A 500 69.47 68.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 290 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 TYR A 163 -10.35 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 A 585 DISTANCE = 5.22 ANGSTROMS REMARK 525 HOH A 587 DISTANCE = 5.06 ANGSTROMS REMARK 525 HOH A 752 DISTANCE = 5.07 ANGSTROMS REMARK 525 HOH A 798 DISTANCE = 5.16 ANGSTROMS REMARK 525 HOH A 881 DISTANCE = 5.13 ANGSTROMS REMARK 525 HOH A 958 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH A1101 DISTANCE = 5.54 ANGSTROMS REMARK 525 HOH A1118 DISTANCE = 9.43 ANGSTROMS REMARK 525 HOH A1135 DISTANCE = 5.57 ANGSTROMS REMARK 525 HOH A1183 DISTANCE = 5.12 ANGSTROMS REMARK 525 HOH A1288 DISTANCE = 5.84 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 5 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 7 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 8

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EIB RELATED DB: PDB REMARK 900 1EIB CONTAINS THE D313A MUTANT COMPLEXED WITH OCTA-N- REMARK 900 ACETYLCHITOOCTAOSE AT 1.8 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1EDQ RELATED DB: PDB REMARK 900 1EDQ CONTAINS THE NATIVE PROTEIN AT 1.55 ANGSTROM RESOLUTION REMARK 900 RELATED ID: 1CTN RELATED DB: PDB REMARK 900 1CTN CONTAINS THE NATIVE PROTEIN AT 2.3 ANGSTROM RESOLUTION

DBREF 1EHN A 24 563 GB 3308994 AB015996 24 563

SEQADV 1EHN GLN A 315 GB 3308994 GLU 315 ENGINEERED SEQADV 1EHN GLY A 475 GB 3308994 ARG 475 SEE REMARK 999

SEQRES 1 A 540 ALA ALA PRO GLY LYS PRO THR ILE ALA TRP GLY ASN THR SEQRES 2 A 540 LYS PHE ALA ILE VAL GLU VAL ASP GLN ALA ALA THR ALA SEQRES 3 A 540 TYR ASN ASN LEU VAL LYS VAL LYS ASN ALA ALA ASP VAL SEQRES 4 A 540 SER VAL SER TRP ASN LEU TRP ASN GLY ASP THR GLY THR SEQRES 5 A 540 THR ALA LYS VAL LEU LEU ASN GLY LYS GLU ALA TRP SER SEQRES 6 A 540 GLY PRO SER THR GLY SER SER GLY THR ALA ASN PHE LYS SEQRES 7 A 540 VAL ASN LYS GLY GLY ARG TYR GLN MET GLN VAL ALA LEU SEQRES 8 A 540 CYS ASN ALA ASP GLY CYS THR ALA SER ASP ALA THR GLU SEQRES 9 A 540 ILE VAL VAL ALA ASP THR ASP GLY SER HIS LEU ALA PRO SEQRES 10 A 540 LEU LYS GLU PRO LEU LEU GLU LYS ASN LYS PRO TYR LYS SEQRES 11 A 540 GLN ASN SER GLY LYS VAL VAL GLY SER TYR PHE VAL GLU SEQRES 12 A 540 TRP GLY VAL TYR GLY ARG ASN PHE THR VAL ASP LYS ILE SEQRES 13 A 540 PRO ALA GLN ASN LEU THR HIS LEU LEU TYR GLY PHE ILE SEQRES 14 A 540 PRO ILE CYS GLY GLY ASN GLY ILE ASN ASP SER LEU LYS SEQRES 15 A 540 GLU ILE GLU GLY SER PHE GLN ALA LEU GLN ARG SER CYS SEQRES 16 A 540 GLN GLY ARG GLU ASP PHE LYS VAL SER ILE HIS ASP PRO SEQRES 17 A 540 PHE ALA ALA LEU GLN LYS ALA GLN LYS GLY VAL THR ALA SEQRES 18 A 540 TRP ASP ASP PRO TYR LYS GLY ASN PHE GLY GLN LEU MET SEQRES 19 A 540 ALA LEU LYS GLN ALA HIS PRO ASP LEU LYS ILE LEU PRO SEQRES 20 A 540 SER ILE GLY GLY TRP THR LEU SER ASP PRO PHE PHE PHE SEQRES 21 A 540 MET GLY ASP LYS VAL LYS ARG ASP ARG PHE VAL GLY SER SEQRES 22 A 540 VAL LYS GLU PHE LEU GLN THR TRP LYS PHE PHE ASP GLY SEQRES 23 A 540 VAL ASP ILE ASP TRP GLN PHE PRO GLY GLY LYS GLY ALA SEQRES 24 A 540 ASN PRO ASN LEU GLY SER PRO GLN ASP GLY GLU THR TYR SEQRES 25 A 540 VAL LEU LEU MET LYS GLU LEU ARG ALA MET LEU ASP GLN SEQRES 26 A 540 LEU SER VAL GLU THR GLY ARG LYS TYR GLU LEU THR SER SEQRES 27 A 540 ALA ILE SER ALA GLY LYS ASP LYS ILE ASP LYS VAL ALA SEQRES 28 A 540 TYR ASN VAL ALA GLN ASN SER MET ASP HIS ILE PHE LEU SEQRES 29 A 540 MET SER TYR ASP PHE TYR GLY ALA PHE ASP LEU LYS ASN SEQRES 30 A 540 LEU GLY HIS GLN THR ALA LEU ASN ALA PRO ALA TRP LYS SEQRES 31 A 540 PRO ASP THR ALA TYR THR THR VAL ASN GLY VAL ASN ALA SEQRES 32 A 540 LEU LEU ALA GLN GLY VAL LYS PRO GLY LYS ILE VAL VAL SEQRES 33 A 540 GLY THR ALA MET TYR GLY ARG GLY TRP THR GLY VAL ASN SEQRES 34 A 540 GLY TYR GLN ASN ASN ILE PRO PHE THR GLY THR ALA THR SEQRES 35 A 540 GLY PRO VAL LYS GLY THR TRP GLU ASN GLY ILE VAL ASP SEQRES 36 A 540 TYR ARG GLN ILE ALA GLY GLN PHE MET SER GLY GLU TRP SEQRES 37 A 540 GLN TYR THR TYR ASP ALA THR ALA GLU ALA PRO TYR VAL SEQRES 38 A 540 PHE LYS PRO SER THR GLY ASP LEU ILE THR PHE ASP ASP SEQRES 39 A 540 ALA ARG SER VAL GLN ALA LYS GLY LYS TYR VAL LEU ASP SEQRES 40 A 540 LYS GLN LEU GLY GLY LEU PHE SER TRP GLU ILE ASP ALA SEQRES 41 A 540 ASP ASN GLY ASP ILE LEU ASN SER MET ASN ALA SER LEU SEQRES 42 A 540 GLY ASN SER ALA GLY VAL GLN

HET NAG A 1 14 HET NAG A 2 14 HET NAG A 3 14 HET NAG A 4 14 HET NAG A 5 14 HET NAG A 6 14 HET NAG A 7 14 HET NAG A 8 15

HETNAM NAG N-ACETYL-D-GLUCOSAMINE

FORMUL 2 NAG 8(C8 H15 N O6) FORMUL 3 HOH *806(H2 O)

HELIX 1 1 ALA A 49 LEU A 53 1 5 HELIX 2 2 TRP A 167 TYR A 170 5 4 HELIX 3 3 THR A 175 ILE A 179 5 5 HELIX 4 4 PRO A 180 LEU A 184 5 5 HELIX 5 5 ASN A 201 ILE A 207 5 7 HELIX 6 6 GLY A 209 CYS A 218 1 10 HELIX 7 7 ASP A 230 GLN A 236 1 7 HELIX 8 8 LYS A 250 HIS A 263 1 14 HELIX 9 9 SER A 278 MET A 284 5 7 HELIX 10 10 ASP A 286 TRP A 304 1 19 HELIX 11 11 GLN A 330 GLY A 354 1 25 HELIX 12 12 GLY A 366 ASP A 371 1 6 HELIX 13 13 ALA A 374 GLN A 379 1 6 HELIX 14 14 ASN A 380 MET A 382 5 3 HELIX 15 15 THR A 419 GLY A 431 1 13 HELIX 16 16 LYS A 433 GLY A 435 5 3 HELIX 17 17 ILE A 458 GLY A 462 5 5 HELIX 18 18 TYR A 479 PHE A 486 1 8 HELIX 19 19 ASP A 517 GLN A 532 1 16 HELIX 20 20 GLU A 540 ASP A 544 5 5 HELIX 21 21 GLY A 546 LEU A 556 1 11

SHEET 1 A 3 THR A 30 ILE A 31 0 SHEET 2 A 3 ALA A 60 ASN A 67 -1 O ASN A 67 N THR A 30 SHEET 3 A 3 SER A 95 VAL A 102 -1 O GLY A 96 N TRP A 66 SHEET 1 B 5 LYS A 37 ALA A 39 0 SHEET 2 B 5 THR A 126 ALA A 131 1 O VAL A 129 N PHE A 38 SHEET 3 B 5 GLY A 106 ASN A 116 -1 O GLY A 106 N VAL A 130 SHEET 4 B 5 THR A 76 LEU A 81 -1 O THR A 76 N CYS A 115 SHEET 5 B 5 LYS A 84 PRO A 90 -1 O LYS A 84 N LEU A 81 SHEET 1 C 4 LYS A 37 ALA A 39 0 SHEET 2 C 4 THR A 126 ALA A 131 1 O VAL A 129 N PHE A 38 SHEET 3 C 4 GLY A 106 ASN A 116 -1 O GLY A 106 N VAL A 130 SHEET 4 C 4 GLY A 119 ALA A 122 -1 O GLY A 119 N ASN A 116 SHEET 1 D 2 VAL A 41 VAL A 43 0 SHEET 2 D 2 VAL A 54 VAL A 56 -1 O LYS A 55 N GLU A 42 SHEET 1 E 9 VAL A 159 VAL A 165 0 SHEET 2 E 9 HIS A 186 ILE A 192 1 N HIS A 186 O VAL A 160 SHEET 3 E 9 LYS A 267 GLY A 273 1 O LYS A 267 N LEU A 187 SHEET 4 E 9 GLY A 309 ASP A 313 1 O ASP A 311 N ILE A 272 SHEET 5 E 9 GLU A 358 SER A 364 1 O GLU A 358 N VAL A 310 SHEET 6 E 9 HIS A 384 MET A 388 1 O HIS A 384 N SER A 361 SHEET 7 E 9 ILE A 437 ALA A 442 1 N VAL A 438 O ILE A 385 SHEET 8 E 9 GLY A 535 TRP A 539 1 O GLY A 535 N VAL A 439 SHEET 9 E 9 VAL A 159 VAL A 165 1 O VAL A 159 N LEU A 536 SHEET 1 F 5 GLN A 492 ASP A 496 0 SHEET 2 F 5 ALA A 501 LYS A 506 -1 O ALA A 501 N ASP A 496 SHEET 3 F 5 ASP A 511 THR A 514 -1 O ASP A 511 N LYS A 506 SHEET 4 F 5 TYR A 444 THR A 449 -1 O ARG A 446 N THR A 514 SHEET 5 F 5 GLY A 466 PRO A 467 -1 O GLY A 466 N THR A 449 SHEET 1 G 5 GLN A 492 ASP A 496 0 SHEET 2 G 5 ALA A 501 LYS A 506 -1 O ALA A 501 N ASP A 496 SHEET 3 G 5 ASP A 511 THR A 514 -1 O ASP A 511 N LYS A 506 SHEET 4 G 5 TYR A 444 THR A 449 -1 O ARG A 446 N THR A 514 SHEET 5 G 5 ILE A 476 ASP A 478 -1 O VAL A 477 N GLY A 445

SSBOND 1 CYS A 115 CYS A 120 1555 1555 2.10 SSBOND 2 CYS A 195 CYS A 218 1555 1555 2.11

LINK C1 NAG A 1 O4 NAG A 2 1555 1555 1.39 LINK C1 NAG A 2 O4 NAG A 3 1555 1555 1.36 LINK C1 NAG A 3 O4 NAG A 4 1555 1555 1.39 LINK C1 NAG A 4 O4 NAG A 5 1555 1555 1.41 LINK C1 NAG A 5 O4 NAG A 6 1555 1555 1.40 LINK C1 NAG A 6 O4 NAG A 7 1555 1555 1.39 LINK C1 NAG A 7 O4 NAG A 8 1555 1555 1.41

CISPEP 1 GLY A 190 PHE A 191 0 -2.32 CISPEP 2 GLN A 315 PHE A 316 0 -1.81 CISPEP 3 TRP A 539 GLU A 540 0 -4.98

SITE 1 AC1 8 NAG A 2 TYR A 170 PHE A 232 LYS A 237 SITE 2 AC1 8 HOH A1344 HOH A1345 HOH A1346 HOH A1348 SITE 1 AC2 6 NAG A 1 NAG A 3 ASN A 70 TYR A 170 SITE 2 AC2 6 HOH A1347 HOH A1348 SITE 1 AC3 10 NAG A 2 NAG A 4 TRP A 167 ARG A 172 SITE 2 AC3 10 HOH A 836 HOH A 892 HOH A1349 HOH A1351 SITE 3 AC3 10 HOH A1352 HOH A1353 SITE 1 AC4 8 NAG A 3 NAG A 5 TRP A 167 ARG A 172 SITE 2 AC4 8 THR A 276 GLU A 473 HOH A 892 HOH A1355 SITE 1 AC5 12 NAG A 4 NAG A 6 TRP A 275 THR A 276 SITE 2 AC5 12 GLU A 473 TRP A 539 GLU A 540 HOH A1320 SITE 3 AC5 12 HOH A1356 HOH A1357 HOH A1358 HOH A1363 SITE 1 AC6 15 NAG A 5 NAG A 7 TYR A 163 TRP A 275 SITE 2 AC6 15 ASP A 313 GLN A 315 ALA A 362 MET A 388 SITE 3 AC6 15 TYR A 390 ASP A 391 TYR A 444 ARG A 446 SITE 4 AC6 15 TRP A 539 HOH A1359 HOH A1363 SITE 1 AC7 11 NAG A 6 NAG A 8 TRP A 275 GLN A 315 SITE 2 AC7 11 PHE A 316 ASP A 391 ARG A 446 HOH A1126 SITE 3 AC7 11 HOH A1360 HOH A1362 HOH A1363 SITE 1 AC8 13 NAG A 7 TRP A 275 LYS A 369 ASP A 391 SITE 2 AC8 13 PHE A 396 TYR A 418 HOH A1169 HOH A1364 SITE 3 AC8 13 HOH A1365 HOH A1366 HOH A1367 HOH A1368 SITE 4 AC8 13 HOH A1369

CRYST1 200.440 131.617 59.344 90.00 90.00 90.00 C 2 2 21 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 0.004989 0.000000 0.000000 0.00000

SCALE2 0.000000 0.007598 0.000000 0.00000

SCALE3 0.000000 0.000000 0.016851 0.00000