2WCE

calcium-free (apo) S100A12

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	PROTEIN S100-A12	polymer	95	10905.0	2	UniProt (P80511) Pfam (PF01023)	HOMO SAPIENS (HUMAN)	S100 CALCIUM-BINDING PROTEIN A12, CALGRANULIN-C, CGRP, NEUTROPHIL S100 PROTEIN, CALCIUM-BINDING PROTEIN IN AMNIOTIC FLUID 1, P6, CAGC, CAAF1, S100A12, CALCITERMIN
2	C, D (A, B)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	E, F (A, B)	water	water		18.0	225	Chemie (HOH)

Sequence modifications

A, B: -3 - 0 (PDB: 2WCE)
A, B: 1 - 91 (UniProt: P80511)

PDB	External Database	Details
Mse 76	Leu 76	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	21810.1
Non-Polymers*	Number of molecules	2
	Total formula weight	46.0
All*	Total formula weight	21856.1

*Water molecules are not included.