HEADER METAL BINDING PROTEIN 11-MAR-08 3CI8 TITLE CRYSTAL STRUCTURE OF THE COMPLEX OF C-LOBE OF LACTOFERRIN WITH VITAMIN TITLE 2 B3 (NIACIN) AT 2.4 A RESOLUTION CAVEAT 3CI8 NAG C 1 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: PEPTIDASE S60 2, UNP RESIDUES 361-705; COMPND 5 SYNONYM: LACTOFERRIN; COMPND 6 EC: 3.4.21.- SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 SECRETION: MILK KEYWDS COMPLEX, NIACIN, VITAMIN B3, C-LOBE, ANTIBIOTIC, ANTIMICROBIAL, KEYWDS 2 GLYCOPROTEIN, HYDROLASE, ION TRANSPORT, IRON, IRON TRANSPORT, METAL- KEYWDS 3 BINDING, PROTEASE, SECRETED, SERINE PROTEASE, TRANSPORT, METAL KEYWDS 4 BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.S.KUSHWAHA,G.VIKRAM,N.SINGH,S.SHARMA,P.KAUR,T.P.SINGH REVDAT 5 01-NOV-23 3CI8 1 HETSYN REVDAT 4 29-JUL-20 3CI8 1 CAVEAT COMPND REMARK HETNAM REVDAT 4 2 1 LINK SITE ATOM REVDAT 3 13-JUL-11 3CI8 1 VERSN REVDAT 2 24-FEB-09 3CI8 1 VERSN REVDAT 1 25-MAR-08 3CI8 0 JRNL AUTH G.S.KUSHWAHA,G.VIKRAM,R.MIR,N.SINGH,S.SHARMA,P.KAUR, JRNL AUTH 2 T.P.SINGH JRNL TITL CRYSTAL STRUCTURE OF THE COMPLEX OF C-LOBE OF LACTOFERRIN JRNL TITL 2 WITH VITAMIN B3 (NIACIN) AT 2.4 A RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.7 REMARK 3 NUMBER OF REFLECTIONS : 14865 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) : 0.193 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 772 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2604 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 91 REMARK 3 SOLVENT ATOMS : 150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.40 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 17.40 REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3CI8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-MAR-08. REMARK 100 THE DEPOSITION ID IS D_1000046805. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-FEB-08 REMARK 200 TEMPERATURE (KELVIN) : 300 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, AUTOMAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14865 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07800 REMARK 200 FOR THE DATA SET : 9.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.37000 REMARK 200 FOR SHELL : 2.000 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 2DYX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.01M ZNSO4, 0.1M MES, 25% PEG REMARK 280 MONOMETHYL ETHER 550, PH 6.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 25.23000 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, B, C 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 THR A 677 REMARK 465 SER A 678 REMARK 465 PRO A 679 REMARK 465 LEU A 680 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 PRO A 352 C - N - CA ANGL. DEV. = 9.7 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 HIS A 420 9.08 58.08 REMARK 500 ALA A 460 150.01 175.08 REMARK 500 ASP A 462 -0.48 79.10 REMARK 500 TRP A 467 -60.35 -139.63 REMARK 500 ALA A 482 48.88 -82.51 REMARK 500 SER A 519 0.57 -64.14 REMARK 500 VAL A 543 -156.85 -133.77 REMARK 500 THR A 557 -6.48 74.86 REMARK 500 CYS A 625 -70.25 -61.76 REMARK 500 SER A 634 36.76 -175.54 REMARK 500 GLU A 635 70.65 42.29 REMARK 500 LEU A 640 -45.56 72.21 REMARK 500 ARG A 654 69.49 23.95 REMARK 500 ALA A 685 -1.15 -57.05 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 FE A 6 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CO3 A 7 O1 REMARK 620 2 ASP A 395 OD1 87.8 REMARK 620 3 TYR A 526 OH 113.0 140.4 REMARK 620 4 HIS A 595 NE2 140.8 77.8 100.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 9 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 588 NE2 REMARK 620 2 HOH A 791 O 121.0 REMARK 620 3 HOH A 835 O 115.6 123.4 REMARK 620 N 1 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2DYX RELATED DB: PDB REMARK 900 LACTOFERRIN C-LOBE COMPLEXED WITH MELIBIOSE AT 2.0 A RESOLUTION REMARK 900 RELATED ID: 2R9J RELATED DB: PDB REMARK 900 LACTOFERRIN C-LOBE COMPLEXED WITH NICOTINAMIDE AT 2.5 A RESOLUTION REMARK 900 RELATED ID: 2PX1 RELATED DB: PDB REMARK 900 LACTOFERRIN C-LOBE COMPLEXED WITH RIBOSE AT 2.5 A RESOLUTION REMARK 900 RELATED ID: 2QZ1 RELATED DB: PDB REMARK 900 LACTOFERRIN C-LOBE COMPLEXED WITH IBUPROFEN AT 2.3 A RESOLUTION REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE AUTHORS BELIEVE THAT THE SEQRES IS CORRECT AND IS THE REMARK 999 TRUE IDENTITY OF THESE RESIDUES AND IS NATURAL MUTANT. DBREF 3CI8 A 342 686 UNP P24627 TRFL_BOVIN 361 705 SEQADV 3CI8 LYS A 565 UNP P24627 ASN 584 SEE REMARK 999 SEQADV 3CI8 GLU A 608 UNP P24627 LYS 627 SEE REMARK 999 SEQRES 1 A 345 TYR THR ARG VAL VAL TRP CYS ALA VAL GLY PRO GLU GLU SEQRES 2 A 345 GLN LYS LYS CYS GLN GLN TRP SER GLN GLN SER GLY GLN SEQRES 3 A 345 ASN VAL THR CYS ALA THR ALA SER THR THR ASP ASP CYS SEQRES 4 A 345 ILE VAL LEU VAL LEU LYS GLY GLU ALA ASP ALA LEU ASN SEQRES 5 A 345 LEU ASP GLY GLY TYR ILE TYR THR ALA GLY LYS CYS GLY SEQRES 6 A 345 LEU VAL PRO VAL LEU ALA GLU ASN ARG LYS SER SER LYS SEQRES 7 A 345 HIS SER SER LEU ASP CYS VAL LEU ARG PRO THR GLU GLY SEQRES 8 A 345 TYR LEU ALA VAL ALA VAL VAL LYS LYS ALA ASN GLU GLY SEQRES 9 A 345 LEU THR TRP ASN SER LEU LYS ASP LYS LYS SER CYS HIS SEQRES 10 A 345 THR ALA VAL ASP ARG THR ALA GLY TRP ASN ILE PRO MET SEQRES 11 A 345 GLY LEU ILE VAL ASN GLN THR GLY SER CYS ALA PHE ASP SEQRES 12 A 345 GLU PHE PHE SER GLN SER CYS ALA PRO GLY ALA ASP PRO SEQRES 13 A 345 LYS SER ARG LEU CYS ALA LEU CYS ALA GLY ASP ASP GLN SEQRES 14 A 345 GLY LEU ASP LYS CYS VAL PRO ASN SER LYS GLU LYS TYR SEQRES 15 A 345 TYR GLY TYR THR GLY ALA PHE ARG CYS LEU ALA GLU ASP SEQRES 16 A 345 VAL GLY ASP VAL ALA PHE VAL LYS ASN ASP THR VAL TRP SEQRES 17 A 345 GLU ASN THR ASN GLY GLU SER THR ALA ASP TRP ALA LYS SEQRES 18 A 345 ASN LEU LYS ARG GLU ASP PHE ARG LEU LEU CYS LEU ASP SEQRES 19 A 345 GLY THR ARG LYS PRO VAL THR GLU ALA GLN SER CYS HIS SEQRES 20 A 345 LEU ALA VAL ALA PRO ASN HIS ALA VAL VAL SER ARG SER SEQRES 21 A 345 ASP ARG ALA ALA HIS VAL GLU GLN VAL LEU LEU HIS GLN SEQRES 22 A 345 GLN ALA LEU PHE GLY LYS ASN GLY LYS ASN CYS PRO ASP SEQRES 23 A 345 LYS PHE CYS LEU PHE LYS SER GLU THR LYS ASN LEU LEU SEQRES 24 A 345 PHE ASN ASP ASN THR GLU CYS LEU ALA LYS LEU GLY GLY SEQRES 25 A 345 ARG PRO THR TYR GLU GLU TYR LEU GLY THR GLU TYR VAL SEQRES 26 A 345 THR ALA ILE ALA ASN LEU LYS LYS CYS SER THR SER PRO SEQRES 27 A 345 LEU LEU GLU ALA CYS ALA PHE MODRES 3CI8 ASN A 368 ASN GLYCOSYLATION SITE MODRES 3CI8 ASN A 476 ASN GLYCOSYLATION SITE MODRES 3CI8 ASN A 545 ASN GLYCOSYLATION SITE HET NAG B 1 14 HET NAG B 2 14 HET NAG C 1 14 HET NAG C 2 14 HET NAG A 3 14 HET FE A 6 1 HET CO3 A 7 4 HET ZN A 8 1 HET ZN A 9 1 HET SO4 A 10 5 HET NIO A 11 9 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION HETNAM ZN ZINC ION HETNAM SO4 SULFATE ION HETNAM NIO NICOTINIC ACID 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 5(C8 H15 N O6) FORMUL 5 FE FE 3+ FORMUL 6 CO3 C O3 2- FORMUL 7 ZN 2(ZN 2+) FORMUL 9 SO4 O4 S 2- FORMUL 10 NIO C6 H5 N O2 FORMUL 11 HOH *150(H2 O) HELIX 1 1 GLY A 351 SER A 365 1 15 HELIX 2 2 THR A 376 GLY A 387 1 12 HELIX 3 3 ASP A 395 CYS A 405 1 11 HELIX 4 4 ASP A 424 ARG A 428 5 5 HELIX 5 5 THR A 447 LEU A 451 5 5 HELIX 6 6 TRP A 467 GLY A 479 1 13 HELIX 7 7 ALA A 482 PHE A 486 5 5 HELIX 8 8 TYR A 524 GLU A 535 1 12 HELIX 9 9 ASN A 545 ASN A 551 1 7 HELIX 10 10 LYS A 565 GLU A 567 5 3 HELIX 11 11 PRO A 580 ALA A 584 5 5 HELIX 12 12 ARG A 603 GLY A 619 1 17 HELIX 13 13 THR A 656 GLY A 662 1 7 HELIX 14 14 GLY A 662 LYS A 674 1 13 SHEET 1 A 2 VAL A 345 VAL A 350 0 SHEET 2 A 2 VAL A 369 ALA A 374 1 O ALA A 372 N ALA A 349 SHEET 1 B 4 ALA A 391 LEU A 394 0 SHEET 2 B 4 ALA A 596 ARG A 600 -1 O ALA A 596 N LEU A 394 SHEET 3 B 4 LEU A 407 ASN A 414 -1 N VAL A 408 O SER A 599 SHEET 4 B 4 CYS A 647 ALA A 649 -1 O ALA A 649 N ALA A 412 SHEET 1 C 6 GLN A 489 CYS A 491 0 SHEET 2 C 6 LYS A 455 HIS A 458 1 N HIS A 458 O CYS A 491 SHEET 3 C 6 VAL A 540 LYS A 544 1 O PHE A 542 N CYS A 457 SHEET 4 C 6 TYR A 433 LYS A 440 -1 N VAL A 438 O ALA A 541 SHEET 5 C 6 PHE A 569 LEU A 572 -1 O ARG A 570 N VAL A 439 SHEET 6 C 6 ARG A 578 LYS A 579 -1 O LYS A 579 N LEU A 571 SHEET 1 D 5 GLN A 489 CYS A 491 0 SHEET 2 D 5 LYS A 455 HIS A 458 1 N HIS A 458 O CYS A 491 SHEET 3 D 5 VAL A 540 LYS A 544 1 O PHE A 542 N CYS A 457 SHEET 4 D 5 TYR A 433 LYS A 440 -1 N VAL A 438 O ALA A 541 SHEET 5 D 5 ALA A 590 ALA A 592 -1 O ALA A 592 N TYR A 433 SSBOND 1 CYS A 348 CYS A 380 1555 1555 2.03 SSBOND 2 CYS A 358 CYS A 371 1555 1555 2.03 SSBOND 3 CYS A 405 CYS A 684 1555 1555 2.03 SSBOND 4 CYS A 425 CYS A 647 1555 1555 2.03 SSBOND 5 CYS A 457 CYS A 532 1555 1555 2.01 SSBOND 6 CYS A 481 CYS A 675 1555 1555 2.03 SSBOND 7 CYS A 491 CYS A 505 1555 1555 2.04 SSBOND 8 CYS A 502 CYS A 515 1555 1555 2.02 SSBOND 9 CYS A 573 CYS A 587 1555 1555 2.04 SSBOND 10 CYS A 625 CYS A 630 1555 1555 2.04 LINK C1 NAG A 3 ND2 ASN A 368 1555 1555 1.44 LINK ND2 ASN A 476 C1 NAG B 1 1555 1555 1.45 LINK ND2 ASN A 545 C1 NAG C 1 1555 1555 1.45 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.49 LINK O4 NAG C 1 C1 NAG C 2 1555 1555 1.46 LINK FE FE A 6 O1 CO3 A 7 1555 1555 1.83 LINK FE FE A 6 OD1 ASP A 395 1555 1555 1.80 LINK FE FE A 6 OH TYR A 526 1555 1555 1.74 LINK FE FE A 6 NE2 HIS A 595 1555 1555 1.90 LINK ZN ZN A 8 OE2 GLU A 659 1555 1555 1.78 LINK ZN ZN A 9 NE2 HIS A 588 1555 1555 1.99 LINK ZN ZN A 9 O HOH A 791 1555 1555 1.90 LINK ZN ZN A 9 O HOH A 835 1555 1555 2.29 CRYST1 63.440 50.460 65.840 90.00 108.02 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 0.015763 0.000000 0.005128 0.00000 SCALE2 0.000000 0.019818 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015972 0.00000