3HPI - Header Asymmetric Unit

HEADER SUGAR BINDING PROTEIN 04-JUN-09 3HPI

TITLE CRYSTAL STRUCTURE OF MALTOSE-BINDING PROTEIN MUTANT WITH BOUND SUCROSE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: MALTOSE-BINDING PERIPLASMIC PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: MMBP, MALTODEXTRIN-BINDING PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K-12; SOURCE 5 GENE: B4034, JW3994, MALE; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: HS3309; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PPROEX-HTA

KEYWDS SUGAR BINDING PROTEIN, PERIPLASMIC BINDING PROTEIN, MBP, SUGAR KEYWDS 2 TRANSPORT, TRANSPORT

EXPDTA X-RAY DIFFRACTION

AUTHOR A.D.GOULD,B.H.SHILTON

REVDAT 3 13-JUL-11 3HPI 1 VERSN REVDAT 2 12-MAY-10 3HPI 1 JRNL REVDAT 1 09-FEB-10 3HPI 0

JRNL AUTH A.D.GOULD,B.H.SHILTON JRNL TITL STUDIES OF THE MALTOSE TRANSPORT SYSTEM REVEAL A MECHANISM JRNL TITL 2 FOR COUPLING ATP HYDROLYSIS TO SUBSTRATE TRANSLOCATION JRNL TITL 3 WITHOUT DIRECT RECOGNITION OF SUBSTRATE. JRNL REF J.BIOL.CHEM. V. 285 11290 2010 JRNL REFN ISSN 0021-9258 JRNL PMID 20147285 JRNL DOI 10.1074/JBC.M109.089078

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.GUNTAS,T.J.MANSELL,J.R.KIM,M.OSTERMEIER REMARK 1 TITL DIRECTED EVOLUTION OF PROTEIN SWITCHES AND THEIR APPLICATION REMARK 1 TITL 2 TO THE CREATION OF LIGAND-BINDING PROTEINS. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 102 11224 2005 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 16061816 REMARK 1 DOI 10.1073/PNAS.0502673102

REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.2 REMARK 3 NUMBER OF REFLECTIONS : 40799 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) : 0.228 REMARK 3 FREE R VALUE : 0.284 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 2032 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 61.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3220 REMARK 3 BIN FREE R VALUE : 0.3660 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 315 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5744 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 60 REMARK 3 SOLVENT ATOMS : 202 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 34.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.55 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.73600 REMARK 3 B22 (A**2) : 17.38600 REMARK 3 B33 (A**2) : -8.65000 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) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.32 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) : 0.34 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.35 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.22 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.314 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.049 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.063 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.048 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 51.21 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 5 : UNK_PAR.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : CNS_TOPPAR:PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CNS_TOPPAR:DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : CNS_TOPPAR:WATER.TOP REMARK 3 TOPOLOGY FILE 4 : CNS_TOPPAR:ION.TOP REMARK 3 TOPOLOGY FILE 5 : UNK_TOP.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 3HPI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JUN-09. REMARK 100 THE RCSB ID CODE IS RCSB053422.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAR-09 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 6.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CLSI REMARK 200 BEAMLINE : 08ID-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : DCM WITH CRYO-COOLED 1ST REMARK 200 CRYSTAL, SAGITALLY BENT 2ND REMARK 200 CRYSTAL FOLLOWED BY VERTICALLY REMARK 200 FOCUSING MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44813 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 34.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.2 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.1240 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 62.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.46800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.380 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1ANF REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.79 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG MME 5000, SODIUM ACETATE, SUCROSE, REMARK 280 MAGNESIUM CHLORIDE, ZINC CHLORIDE, PH 6.2, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 289K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 30.02100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.43200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.61450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.43200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.02100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.61450 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: 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 -1 REMARK 465 ALA A 0 REMARK 465 LYS A 1 REMARK 465 GLY B -1 REMARK 465 ALA B 0 REMARK 465 LYS B 1

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 ASP A 55 -152.23 -127.19 REMARK 500 LYS A 142 12.89 -149.03 REMARK 500 ASN A 150 108.22 -58.43 REMARK 500 ALA A 168 -82.76 -87.81 REMARK 500 ARG A 354 -6.22 -55.85 REMARK 500 GLU B 4 -9.93 -58.71 REMARK 500 THR B 53 26.13 -78.70 REMARK 500 ASN B 150 107.63 -56.39 REMARK 500 TYR B 171 76.35 -103.46 REMARK 500 ASP B 209 -167.94 -120.85 REMARK 500 TYR B 283 -56.86 -123.55 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 ZN A 372 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 203 NE2 REMARK 620 2 ACT A 375 O 97.8 REMARK 620 3 HOH A 373 O 86.8 113.5 REMARK 620 4 ACT A 375 OXT 95.9 48.7 162.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 374 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 209 OD2 REMARK 620 2 GLU B 38 OE1 91.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 371 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 211 OG REMARK 620 2 HIS B 39 NE2 95.2 REMARK 620 3 HOH A 377 O 98.3 164.3 REMARK 620 4 HOH A 376 O 92.6 96.4 75.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 372 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 203 NE2 REMARK 620 2 HOH B 377 O 99.8 REMARK 620 3 ACT B 376 O 97.1 138.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 374 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 38 OE2 REMARK 620 2 ASP B 209 OD2 123.5 REMARK 620 N 1

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 372 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SUC A 371 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 375 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 374 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 373 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 374 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 371 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 372 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SUC B 375 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 376

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ANF RELATED DB: PDB REMARK 900 WILD-TYPE MALTOSE BINDING PROTEIN WITH BOUND MALTOSE

DBREF 3HPI A 1 370 UNP P0AEX9 MALE_ECOLI 27 396 DBREF 3HPI B 1 370 UNP P0AEX9 MALE_ECOLI 27 396

SEQADV 3HPI GLY A -1 UNP P0AEX9 EXPRESSION TAG SEQADV 3HPI ALA A 0 UNP P0AEX9 EXPRESSION TAG SEQADV 3HPI LEU A 14 UNP P0AEX9 ASP 40 ENGINEERED SEQADV 3HPI PHE A 15 UNP P0AEX9 LYS 41 ENGINEERED SEQADV 3HPI TYR A 62 UNP P0AEX9 TRP 88 ENGINEERED SEQADV 3HPI TYR A 111 UNP P0AEX9 GLU 137 ENGINEERED SEQADV 3HPI GLY B -1 UNP P0AEX9 EXPRESSION TAG SEQADV 3HPI ALA B 0 UNP P0AEX9 EXPRESSION TAG SEQADV 3HPI LEU B 14 UNP P0AEX9 ASP 40 ENGINEERED SEQADV 3HPI PHE B 15 UNP P0AEX9 LYS 41 ENGINEERED SEQADV 3HPI TYR B 62 UNP P0AEX9 TRP 88 ENGINEERED SEQADV 3HPI TYR B 111 UNP P0AEX9 GLU 137 ENGINEERED

SEQRES 1 A 372 GLY ALA LYS ILE GLU GLU GLY LYS LEU VAL ILE TRP ILE SEQRES 2 A 372 ASN GLY LEU PHE GLY TYR ASN GLY LEU ALA GLU VAL GLY SEQRES 3 A 372 LYS LYS PHE GLU LYS ASP THR GLY ILE LYS VAL THR VAL SEQRES 4 A 372 GLU HIS PRO ASP LYS LEU GLU GLU LYS PHE PRO GLN VAL SEQRES 5 A 372 ALA ALA THR GLY ASP GLY PRO ASP ILE ILE PHE TYR ALA SEQRES 6 A 372 HIS ASP ARG PHE GLY GLY TYR ALA GLN SER GLY LEU LEU SEQRES 7 A 372 ALA GLU ILE THR PRO ASP LYS ALA PHE GLN ASP LYS LEU SEQRES 8 A 372 TYR PRO PHE THR TRP ASP ALA VAL ARG TYR ASN GLY LYS SEQRES 9 A 372 LEU ILE ALA TYR PRO ILE ALA VAL TYR ALA LEU SER LEU SEQRES 10 A 372 ILE TYR ASN LYS ASP LEU LEU PRO ASN PRO PRO LYS THR SEQRES 11 A 372 TRP GLU GLU ILE PRO ALA LEU ASP LYS GLU LEU LYS ALA SEQRES 12 A 372 LYS GLY LYS SER ALA LEU MET PHE ASN LEU GLN GLU PRO SEQRES 13 A 372 TYR PHE THR TRP PRO LEU ILE ALA ALA ASP GLY GLY TYR SEQRES 14 A 372 ALA PHE LYS TYR GLU ASN GLY LYS TYR ASP ILE LYS ASP SEQRES 15 A 372 VAL GLY VAL ASP ASN ALA GLY ALA LYS ALA GLY LEU THR SEQRES 16 A 372 PHE LEU VAL ASP LEU ILE LYS ASN LYS HIS MET ASN ALA SEQRES 17 A 372 ASP THR ASP TYR SER ILE ALA GLU ALA ALA PHE ASN LYS SEQRES 18 A 372 GLY GLU THR ALA MET THR ILE ASN GLY PRO TRP ALA TRP SEQRES 19 A 372 SER ASN ILE ASP THR SER LYS VAL ASN TYR GLY VAL THR SEQRES 20 A 372 VAL LEU PRO THR PHE LYS GLY GLN PRO SER LYS PRO PHE SEQRES 21 A 372 VAL GLY VAL LEU SER ALA GLY ILE ASN ALA ALA SER PRO SEQRES 22 A 372 ASN LYS GLU LEU ALA LYS GLU PHE LEU GLU ASN TYR LEU SEQRES 23 A 372 LEU THR ASP GLU GLY LEU GLU ALA VAL ASN LYS ASP LYS SEQRES 24 A 372 PRO LEU GLY ALA VAL ALA LEU LYS SER TYR GLU GLU GLU SEQRES 25 A 372 LEU ALA LYS ASP PRO ARG ILE ALA ALA THR MET GLU ASN SEQRES 26 A 372 ALA GLN LYS GLY GLU ILE MET PRO ASN ILE PRO GLN MET SEQRES 27 A 372 SER ALA PHE TRP TYR ALA VAL ARG THR ALA VAL ILE ASN SEQRES 28 A 372 ALA ALA SER GLY ARG GLN THR VAL ASP GLU ALA LEU LYS SEQRES 29 A 372 ASP ALA GLN THR ARG ILE THR LYS SEQRES 1 B 372 GLY ALA LYS ILE GLU GLU GLY LYS LEU VAL ILE TRP ILE SEQRES 2 B 372 ASN GLY LEU PHE GLY TYR ASN GLY LEU ALA GLU VAL GLY SEQRES 3 B 372 LYS LYS PHE GLU LYS ASP THR GLY ILE LYS VAL THR VAL SEQRES 4 B 372 GLU HIS PRO ASP LYS LEU GLU GLU LYS PHE PRO GLN VAL SEQRES 5 B 372 ALA ALA THR GLY ASP GLY PRO ASP ILE ILE PHE TYR ALA SEQRES 6 B 372 HIS ASP ARG PHE GLY GLY TYR ALA GLN SER GLY LEU LEU SEQRES 7 B 372 ALA GLU ILE THR PRO ASP LYS ALA PHE GLN ASP LYS LEU SEQRES 8 B 372 TYR PRO PHE THR TRP ASP ALA VAL ARG TYR ASN GLY LYS SEQRES 9 B 372 LEU ILE ALA TYR PRO ILE ALA VAL TYR ALA LEU SER LEU SEQRES 10 B 372 ILE TYR ASN LYS ASP LEU LEU PRO ASN PRO PRO LYS THR SEQRES 11 B 372 TRP GLU GLU ILE PRO ALA LEU ASP LYS GLU LEU LYS ALA SEQRES 12 B 372 LYS GLY LYS SER ALA LEU MET PHE ASN LEU GLN GLU PRO SEQRES 13 B 372 TYR PHE THR TRP PRO LEU ILE ALA ALA ASP GLY GLY TYR SEQRES 14 B 372 ALA PHE LYS TYR GLU ASN GLY LYS TYR ASP ILE LYS ASP SEQRES 15 B 372 VAL GLY VAL ASP ASN ALA GLY ALA LYS ALA GLY LEU THR SEQRES 16 B 372 PHE LEU VAL ASP LEU ILE LYS ASN LYS HIS MET ASN ALA SEQRES 17 B 372 ASP THR ASP TYR SER ILE ALA GLU ALA ALA PHE ASN LYS SEQRES 18 B 372 GLY GLU THR ALA MET THR ILE ASN GLY PRO TRP ALA TRP SEQRES 19 B 372 SER ASN ILE ASP THR SER LYS VAL ASN TYR GLY VAL THR SEQRES 20 B 372 VAL LEU PRO THR PHE LYS GLY GLN PRO SER LYS PRO PHE SEQRES 21 B 372 VAL GLY VAL LEU SER ALA GLY ILE ASN ALA ALA SER PRO SEQRES 22 B 372 ASN LYS GLU LEU ALA LYS GLU PHE LEU GLU ASN TYR LEU SEQRES 23 B 372 LEU THR ASP GLU GLY LEU GLU ALA VAL ASN LYS ASP LYS SEQRES 24 B 372 PRO LEU GLY ALA VAL ALA LEU LYS SER TYR GLU GLU GLU SEQRES 25 B 372 LEU ALA LYS ASP PRO ARG ILE ALA ALA THR MET GLU ASN SEQRES 26 B 372 ALA GLN LYS GLY GLU ILE MET PRO ASN ILE PRO GLN MET SEQRES 27 B 372 SER ALA PHE TRP TYR ALA VAL ARG THR ALA VAL ILE ASN SEQRES 28 B 372 ALA ALA SER GLY ARG GLN THR VAL ASP GLU ALA LEU LYS SEQRES 29 B 372 ASP ALA GLN THR ARG ILE THR LYS

HET ZN A 372 1 HET SUC A 371 23 HET ACT A 375 4 HET ZN A 374 1 HET ZN B 373 1 HET ZN B 374 1 HET ZN B 371 1 HET ZN B 372 1 HET SUC B 375 23 HET ACT B 376 4

HETNAM ZN ZINC ION HETNAM SUC SUCROSE HETNAM ACT ACETATE ION

FORMUL 3 ZN 6(ZN 2+) FORMUL 4 SUC 2(C12 H22 O11) FORMUL 5 ACT 2(C2 H3 O2 1-) FORMUL 13 HOH *202(H2 O)

HELIX 1 1 GLY A 16 GLY A 32 1 17 HELIX 2 2 LYS A 42 ALA A 52 1 11 HELIX 3 3 ARG A 66 SER A 73 1 8 HELIX 4 4 ASP A 82 ASP A 87 1 6 HELIX 5 5 TYR A 90 VAL A 97 1 8 HELIX 6 6 GLU A 131 ALA A 141 1 11 HELIX 7 7 GLU A 153 ASP A 164 1 12 HELIX 8 8 ASN A 185 ASN A 201 1 17 HELIX 9 9 ASP A 209 LYS A 219 1 11 HELIX 10 10 GLY A 228 TRP A 230 5 3 HELIX 11 11 ALA A 231 LYS A 239 1 9 HELIX 12 12 ASN A 272 TYR A 283 1 12 HELIX 13 13 THR A 286 LYS A 297 1 12 HELIX 14 14 LEU A 304 ALA A 312 1 9 HELIX 15 15 ASP A 314 GLY A 327 1 14 HELIX 16 16 GLN A 335 GLY A 353 1 19 HELIX 17 17 THR A 356 LYS A 370 1 15 HELIX 18 18 GLY B 16 GLY B 32 1 17 HELIX 19 19 LYS B 42 THR B 53 1 12 HELIX 20 20 ARG B 66 SER B 73 1 8 HELIX 21 21 ASP B 82 ASP B 87 1 6 HELIX 22 22 TYR B 90 VAL B 97 1 8 HELIX 23 23 THR B 128 GLU B 130 5 3 HELIX 24 24 GLU B 131 ALA B 141 1 11 HELIX 25 25 GLU B 153 ASP B 164 1 12 HELIX 26 26 ASN B 185 ASN B 201 1 17 HELIX 27 27 ASP B 209 LYS B 219 1 11 HELIX 28 28 GLY B 228 TRP B 230 5 3 HELIX 29 29 ALA B 231 LYS B 239 1 9 HELIX 30 30 ASN B 272 TYR B 283 1 12 HELIX 31 31 THR B 286 LYS B 297 1 12 HELIX 32 32 LEU B 304 ALA B 312 1 9 HELIX 33 33 ASP B 314 LYS B 326 1 13 HELIX 34 34 GLN B 335 SER B 352 1 18 HELIX 35 35 THR B 356 LYS B 370 1 15

SHEET 1 A 6 LYS A 34 GLU A 38 0 SHEET 2 A 6 LYS A 6 ILE A 11 1 N ILE A 9 O THR A 36 SHEET 3 A 6 ILE A 59 ALA A 63 1 O PHE A 61 N TRP A 10 SHEET 4 A 6 PHE A 258 ILE A 266 -1 O GLY A 265 N ILE A 60 SHEET 5 A 6 TYR A 106 TYR A 111 -1 N TYR A 106 O ALA A 264 SHEET 6 A 6 ALA A 301 VAL A 302 -1 O ALA A 301 N VAL A 110 SHEET 1 B 5 LYS A 34 GLU A 38 0 SHEET 2 B 5 LYS A 6 ILE A 11 1 N ILE A 9 O THR A 36 SHEET 3 B 5 ILE A 59 ALA A 63 1 O PHE A 61 N TRP A 10 SHEET 4 B 5 PHE A 258 ILE A 266 -1 O GLY A 265 N ILE A 60 SHEET 5 B 5 GLU A 328 ILE A 329 1 O GLU A 328 N VAL A 259 SHEET 1 C 2 ARG A 98 TYR A 99 0 SHEET 2 C 2 LYS A 102 LEU A 103 -1 O LYS A 102 N TYR A 99 SHEET 1 D 4 SER A 145 LEU A 147 0 SHEET 2 D 4 THR A 222 ASN A 227 1 O ALA A 223 N SER A 145 SHEET 3 D 4 SER A 114 ASN A 118 -1 N ILE A 116 O THR A 225 SHEET 4 D 4 TYR A 242 THR A 245 -1 O THR A 245 N LEU A 115 SHEET 1 E 2 TYR A 167 GLU A 172 0 SHEET 2 E 2 LYS A 175 GLY A 182 -1 O ASP A 177 N LYS A 170 SHEET 1 F 6 VAL B 35 GLU B 38 0 SHEET 2 F 6 LEU B 7 ILE B 11 1 N ILE B 9 O THR B 36 SHEET 3 F 6 ILE B 59 ALA B 63 1 O PHE B 61 N TRP B 10 SHEET 4 F 6 GLY B 260 ILE B 266 -1 O GLY B 265 N ILE B 60 SHEET 5 F 6 TYR B 106 TYR B 111 -1 N ILE B 108 O LEU B 262 SHEET 6 F 6 ALA B 301 VAL B 302 -1 O ALA B 301 N VAL B 110 SHEET 1 G 2 ARG B 98 TYR B 99 0 SHEET 2 G 2 LYS B 102 LEU B 103 -1 O LYS B 102 N TYR B 99 SHEET 1 H 4 SER B 145 LEU B 147 0 SHEET 2 H 4 THR B 222 ASN B 227 1 O ALA B 223 N SER B 145 SHEET 3 H 4 SER B 114 ASN B 118 -1 N ASN B 118 O ALA B 223 SHEET 4 H 4 TYR B 242 THR B 245 -1 O THR B 245 N LEU B 115

LINK NE2 HIS A 203 ZN ZN A 372 1555 1555 2.10 LINK OD2 ASP A 209 ZN ZN A 374 1555 1555 2.22 LINK OG SER A 211 ZN ZN B 371 1555 1555 2.32 LINK NE2 HIS B 39 ZN ZN B 371 1555 1555 2.30 LINK NE2 HIS B 203 ZN ZN B 372 1555 1555 2.14 LINK ZN ZN B 372 O HOH B 377 1555 1555 2.24 LINK ZN ZN B 372 O ACT B 376 1555 1555 2.42 LINK ZN ZN A 372 O ACT A 375 1555 1555 2.47 LINK ZN ZN A 372 O HOH A 373 1555 1555 2.48 LINK OE1 GLU B 38 ZN ZN A 374 1555 1555 2.49 LINK ZN ZN B 373 O HOH B 426 1555 1555 2.51 LINK OE2 GLU A 38 ZN ZN B 374 1555 1555 2.52 LINK OD2 ASP B 209 ZN ZN B 374 1555 1555 2.52 LINK ZN ZN B 371 O HOH A 377 1555 1555 2.59 LINK ZN ZN B 371 O HOH A 376 1555 1555 2.62 LINK ZN ZN A 372 OXT ACT A 375 1555 1555 2.64

SITE 1 AC1 4 HIS A 203 GLU A 278 HOH A 373 ACT A 375 SITE 1 AC2 15 ASN A 12 LEU A 14 TYR A 62 ALA A 63 SITE 2 AC2 15 ASP A 65 ARG A 66 TYR A 111 GLU A 153 SITE 3 AC2 15 PRO A 154 TYR A 155 TRP A 340 HOH A 378 SITE 4 AC2 15 HOH A 379 HOH A 381 HOH A 425 SITE 1 AC3 6 PRO A 133 ALA A 134 LYS A 137 HIS A 203 SITE 2 AC3 6 ASN A 282 ZN A 372 SITE 1 AC4 2 ASP A 209 GLU B 38 SITE 1 AC5 4 HIS A 39 ASP B 209 SER B 211 HOH B 426 SITE 1 AC6 2 GLU A 38 ASP B 209 SITE 1 AC7 5 SER A 211 HOH A 376 HOH A 377 HOH A 409 SITE 2 AC7 5 HIS B 39 SITE 1 AC8 4 HIS B 203 GLU B 278 ACT B 376 HOH B 377 SITE 1 AC9 16 ASN B 12 LEU B 14 TYR B 62 ALA B 63 SITE 2 AC9 16 ASP B 65 ARG B 66 TYR B 111 GLU B 153 SITE 3 AC9 16 PRO B 154 TYR B 155 PHE B 156 TRP B 340 SITE 4 AC9 16 HOH B 379 HOH B 381 HOH B 431 HOH B 459 SITE 1 BC1 6 PRO B 133 ALA B 134 HIS B 203 GLU B 278 SITE 2 BC1 6 ASN B 282 ZN B 372

CRYST1 60.042 85.229 132.864 90.00 90.00 90.00 P 21 21 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 0.016655 0.000000 0.000000 0.00000

SCALE2 0.000000 0.011733 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007526 0.00000